http://focus.tij.co.jp/jp/analog/docs/newproducts.tsp?familyId=64&releasePeriod=179&contentType=3 View all Power Management products released within the last six months. ja_jp Sat, 09 Jul 2011 :01:14 -0500 (GMT -0500) http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54225-q1.html Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS54225-Q1 is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54225-Q1 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54225-Q1 uses the D-CAP2™ mode control which provides a fast transient response with no external compensation components. The TPS54225-Q1 also has a proprietary circuit that enables the device to adapt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VCC input , and from 2-V to 18-V VIN input power supply voltage. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54325-q1.html Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS54325-Q1 is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54325-Q1 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54325-Q1 uses the D-CAP2’ mode control which provides a very fast transient response with no external components. The TPS54325-Q1 also has a proprietary circuit that enables the device to adapt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VCC input , and from 2.0-V to 18-V VIN input power supply voltage. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54478.html Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS54478 device is a full featured 6 V, 4 A, synchronous step down current mode converter with two integrated MOSFETs. The TPS54478 enables small designs by integrating the MOSFETs, implementing current mode control to reduce external component count, reducing inductor size by enabling up to 2 MHz switching frequency, and minimizing the IC footprint with a small 3mm x 3mm thermally enhanced QFN package. The TPS54478 provides accurate regulation for a variety of loads with an accurate ±1% Voltage Reference (VREF) over temperature. Efficiency is maximized through the integrated 30mΩ MOSFETs and 525µA typical supply current. Using the enable pin, shutdown supply current is reduced to 2. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps55010.html Wed, 22 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS55010 is a transformer driver designed to provide isolated power for isolated interfaces, such as RS-485 and RS-232, from 3.3V or 5V input supply. The device uses fixed frequency current mode control and half bridge power stage with primary side feedback to regulate the output voltage for power levels up to 2W. The switching frequency is adjustable from 100kHz to 2000kHz so solution size, efficiency and noise can be optimized. The switching frequency is set with a resistor or is synchronized to external clock using the RT/CLK pin. To minimize inrush currents, a small capacitor can be connected to the SS pin. The EN pin can be used as an enable pin or to increase the default input UVLO voltage from 2.6V. With the same transformer the TPS55010 can provide a solution for different input and output voltage combinations by adjusting the primary side voltage. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps53317.html Fri, 17 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS53317 is a fully-integrated,synchronous buck regulator employing D-CAP+ technology. It is used for rail step-downs from 1 V to 6 V where space is a consideration, and an optimized component count is required. The TPS53317 features two switching frequency settings (600 kHz and 1 MHz), synchronous operation in skip (low ripple) mode, integrated droop support, external tracking support, pre-bias startup, output soft discharge, integrated bootstrap switch, power good function, EN/Input UVLO protection, and both output ceramic and SP/POS/AL capacitor support. It supports supply and conversion voltages up to 6.0 V, and output voltages adjustable from 0.6 V to 2.0 V. It also provides external tracking support. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps40322.html Thu, 16 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS40322 is a dual-output, synchronous buck controller. It can also be configured as a single-output, two-phase controller. The 180° out-of-phase operation reduces the input current ripple and extends the input capacitor lifetime. Bi-directional master/slave synchronization function provides evenly distributed phase shift for a four-output system that reduces input ripple further and attenuates the system noise. The wide input range can support 3.3-V, 5-V, and 12-V buses. The accurate reference voltage satisfies the precision voltage need of the modern ASICs and potentially reduces the output capacitance requirement. Separate PGOOD signals provide flexibility for system monitoring and sequencing. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54429.html Tue, 14 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS54429 is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54429 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54429 uses the D-CAP2™ mode control which provides a very fast transient response with no external compensation components. The TPS54429 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 7-V to 18-V VIN input. The output voltage can be programmed between 0. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54429e.html Tue, 14 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS54429E is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54429E enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54429E uses the D-CAP2™ mode control which provides a very fast transient response with no external compensation components. The adaptive on-time control supports seamless transition between PWM mode at higher load conditions and Eco-mode™ operation at light loads. Eco-mode™ allows the TPS54429E to maintain high efficiency during lighter load conditions. The TPS54429E also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP, SP-CAP, and ultra-low ESR ceramic capacitors. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62360.html Fri, 10 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS6236x are a family of high-frequency synchronous step down dc-dc converter optimized for battery-powered portable applications for a small solution size. With an input voltage range of 2.5V to 5.5V, common battery technologies are supported. The device provides up to 3A peak load current, operating at 2.5MHz typical switching frequency. The devices convert to an output voltage range of 0.77V to 1.4V (TPS62360/62) and 0.5V to 1.77V (TPS62361B), programmable via I2C interface in 10mV steps. Dedicated inputs allow fast voltage transition to address processor performance operating points. The TPS6236x supports low-voltage DSPs and processor cores in smart-phones and handheld computers including latest submicron processes. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62361b.html Fri, 10 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS6236x are a family of high-frequency synchronous step down dc-dc converter optimized for battery-powered portable applications for a small solution size. With an input voltage range of 2.5V to 5.5V, common battery technologies are supported. The device provides up to 3A peak load current, operating at 2.5MHz typical switching frequency. The devices convert to an output voltage range of 0.77V to 1.4V (TPS62360/62) and 0.5V to 1.77V (TPS62361B), programmable via I2C interface in 10mV steps. Dedicated inputs allow fast voltage transition to address processor performance operating points. The TPS6236x supports low-voltage DSPs and processor cores in smart-phones and handheld computers including latest submicron processes. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62730.html Mon, 06 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS62730 is a high frequency synchronous step down DC-DC converter optimized for ultra low power wireless applications. The device is optimized to supply TI's Low Power Wireless sub 1GHz and 2.4GHz RF transceivers and System-On-Chip-solutions. The TPS62730 reduces the current consumption drawn from the battery during TX and RX mode by a high efficient step down voltage conversion. It provides up to 100mA output current and allows the use of tiny and low cost chip inductors and capacitors. With an input voltage range of 1.9V to 3.9V the device supports Li-primary battery chemistries such as Li-SOCl2, Li-SO2, Li-MnO2 and also two cell alkaline batteries. The TPS62730 features an Ultra Low Power bypass mode with typical 30nA current consumption to support sleep and low power modes of TI’s CC2540 Bluetooth Low Energy and CC430 System-On-Chip solutions. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps82677.html Mon, 06 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS8267x device is a complete 600mA, DC/DC step-down power supply intended for low-power applications. Included in the package are the switching regulator, inductor and input/output capacitors. No additional components are required to finish the design. The TPS8267x is based on a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. The MicroSiPTM DC/DC converter operates at a regulated 5.5-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps53314.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) TPS53314 is a D-CAP™ mode, 6-A synchronous switcher with integrated MOSFETs. It is designed for ease of use, low external component count, and small package power systems. This device features single-rail input support, one 20-mΩ and one 7.5-mΩ integrated MOSFET, accurate 1%, 0.6 V Reference, and integrated boost switch. A sample of competitive features include: greater than 96% maximum efficiency, 3 V to 15 V wide input voltage range, very low external component count, D-CAP™ mode control for super fast transient, selectable auto-skip and PWM operation, internal soft-start control, adjustable frequency, and no need for compensation. The conversion input voltage ranges from 3 V to 15 V, the supply voltage range is from 4. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54062.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TPS54062 device is a 60V, 50-mA, synchronous step-down converter with integrated high side and low side MOSFETs. Current mode control provides simple external compensation and flexible component selection. The non switching supply current is 89 µA. Using the enable pin, shutdown supply current is reduced to 1.7 µA. Under voltage lockout is internally set at 4.5V, but can be increased using the accurate enable pin threshold. The output voltage startup ramp is controlled by the internal slow start time. Adjustable switching frequency range allows efficiency and external component size to be optimized. Frequency fold back and thermal shutdown protects the part during an overload condition. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps61260.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TPS6126x devices provide a power supply solution for products powered by either single or dual cell alkaline, NiCd or NiMH battery. Its unique advanced softstart makes it also suitable for products powered by high output impedance battery types, like coin cells. Output currents can go as high as 100 mA while using a single cell alkaline battery, and discharge it down to 0.8 V or lower. The boost converter is based on a quasi fixed frequency, pulse-width-modulation (PWM) controller using synchronous rectification to obtain maximum efficiency. At low load currents, the converter enters Power Save Mode to ensure high efficiency over a wide load current range. The maximum average current in the switches is limited to a programmable value which can go as high as 700 mA. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps61261.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TPS6126x devices provide a power supply solution for products powered by either single or dual cell alkaline, NiCd or NiMH battery. Its unique advanced softstart makes it also suitable for products powered by high output impedance battery types, like coin cells. Output currents can go as high as 100 mA while using a single cell alkaline battery, and discharge it down to 0.8 V or lower. The boost converter is based on a quasi fixed frequency, pulse-width-modulation (PWM) controller using synchronous rectification to obtain maximum efficiency. At low load currents, the converter enters Power Save Mode to ensure high efficiency over a wide load current range. The maximum average current in the switches is limited to a programmable value which can go as high as 700 mA. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54227.html Mon, 30 May 2011 00:00:00 -0500 (GMT -0500) The TPS54227 is an adaptive on-time D-CAP2™ mode synchronous buck converter. TheTPS54227 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54227 uses the D-CAP2™ mode control which provides a fast transient response with no external compensation components. The TPS54227 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VIN input. The output voltage can be programmed between 0. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54228.html Thu, 26 May 2011 00:00:00 -0500 (GMT -0500) The TPS54228 is an adaptive on-time D-CAP2 mode synchronous buck converter. The TPS54228 enables system designers to complete the suite of various end-equipment power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54228 uses the D-CAP2™ mode control that provides a fast transient response with no external compensation components. The adaptive on-time control supports seamless transition between PWM mode at higher load conditions and Eco-mode™ operation at light loads. Eco-mode™ allows the TPS54228 to maintain high efficiency during lighter load conditions. The TPS54228 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62061.html Thu, 28 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS62060 is a highly efficient synchronous step-down DC-DC converter and provides up to 1.6A output current. With an input voltage range of 2.7V to 6V the device is a perfect fit for power conversion from a single Li-Ion battery as well from 5V or 3.3V system supply rails. The TPS62060 operates at 3-MHz fixed frequency and enters Power Save Mode operation at light load currents to maintain high efficiency over the entire load current range. The Power Save Mode is optimized for low output voltage ripple. For low noise applications, the device can be forced into fixed frequency PWM mode by pulling the MODE pin high. In the shutdown mode, the current consumption is reduced to less than 1µA and an internal circuit discharges the output capacitor. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62063.html Thu, 28 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS62060 is a highly efficient synchronous step-down DC-DC converter and provides up to 1.6A output current. With an input voltage range of 2.7V to 6V the device is a perfect fit for power conversion from a single Li-Ion battery as well from 5V or 3.3V system supply rails. The TPS62060 operates at 3-MHz fixed frequency and enters Power Save Mode operation at light load currents to maintain high efficiency over the entire load current range. The Power Save Mode is optimized for low output voltage ripple. For low noise applications, the device can be forced into fixed frequency PWM mode by pulling the MODE pin high. In the shutdown mode, the current consumption is reduced to less than 1µA and an internal circuit discharges the output capacitor. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62671.html Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS6267x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6267x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. With a wide input voltage range of 2.3V to 4.8V, the device supports applications powered by Li-Ion batteries with extended voltage range. Different fixed voltage output versions are available from 1.0V to 2.3V. The TPS6267x operates at a regulated 6-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62675.html Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS6267x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6267x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. With a wide input voltage range of 2.3V to 4.8V, the device supports applications powered by Li-Ion batteries with extended voltage range. Different fixed voltage output versions are available from 1.0V to 2.3V. The TPS6267x operates at a regulated 6-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps51317.html Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500) The TPS51317 is a fully integrated synchronous buck regulator employing D-CAP+™ mode architechture. It is used for 3.3-V and 5-V step-down systems where space is a consideration, high-performance and optimized component count are required. The TPS51317 features four switching frequency settings (up to 1.5 MHz), synchronous operation in SKIP, droop support, external tracking support, pre-bias startup, output soft discharge, integrated bootstrap switch, power good function, enable function and complete protection functions, and both output ceramic and SP/POS capacitor support. It supports supply and conversion voltages up to 6.0 V, and output voltages adjustable from 0.6 V to 2. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps54622.html Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500) The TPS54622 in thermally enhanced 3.5mm x 3.5mm QFN package is a full featured 17V, 6A synchronous step down converter which is optimized for small designs through high efficiency and integrating the high-side and low-side MOSFETs. Further space savings are achieved through current mode control, which reduces component count, and by selecting a high switching frequency, reducing the inductor's footprint. The output voltage startup ramp is controlled by the SS/TR pin which allows operation as either a stand alone power supply or in tracking situations. Power sequencing is also possible by correctly configuring the enable and the open drain power good pins. Cycle by cycle current limiting on the high-side FET protects the device in overload situations and is enhanced by a low-side sourcing current limit which prevents current runaway. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps40170.html Wed, 30 Mar 2011 00:00:00 -0500 (GMT -0500) TPS40170 is a full-featured, synchronous PWM buck controller that operates at an input voltage between 4.5 V and 60 V and is optimized for high- power-density, high-reliability DC/DC converter applications. The controller implements voltage-mode control with input-voltage feed-forward compensation that enables instant response to input voltage change. The switching frequency is programmable from 100 kHz to 600 kHz. The TPS40170 has a complete set of system protection and monitoring features such as programmable UVLO, programmable overcurrent protection (OCP) by sensing the low-side FET, selectable short-circuit protection (SCP) by sensing the high-side FET and thermal shutdown. The ENABLE pin allows for system shutdown in a low-current (1 µA typical) mode. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv61224.html Wed, 23 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV61224 provides a power-supply solution for products powered by either a single-cell or two-cell alkaline or NiMH, or one-cell Li-primary battery. Possible output currents depend on the input-to-output voltage ratio. The boost converter is based on a hysteretic controller topology using synchronous rectification to obtain maximum efficiency at minimal quiescent currents. The output voltage of this device is set internally to a fixed output voltage of 3.0 V. The converter can be switched off by a featured enable pin. While being switched off, battery drain is minimized. The device is offered in a 6-pin SC-70 package (DCK) measuring 2 mm × 2 mm to enable small circuit layout size. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps62690.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TPS6269x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6269x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. The device is ideal for mobile phones and similar portable applications powered by a single-cell Li-Ion battery. Different fixed voltage output versions are available from 2.2V to 2.9V. The TPS6269x operates at a regulated 4-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 19µA (typ) during light load operation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/ucd7232.html Thu, 19 May 2011 00:00:00 -0500 (GMT -0500) The UCD7232 high current driver is specifically designed for digitally-controlled, point-of-load, synchronous buck switching power supplies. Two driver circuits provide high charge and discharge current for the high-side NMOS switch and the low-side NMOS synchronous rectifier in a synchronous buck circuit. The MOSFET gates are driven by an internally regulated VGG supply. The internal VGG regulator can be disabled to permit the user to supply their own gate drive voltage. This flexibility allows a wide power conversion input voltage range of 2.2 to 15 V. Internal under voltage lockout (UVLO) logic insures VGG is good before allowing chip operation. A drive logic block allows operation in one of two modes selected by the SRE Mode pin. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/ucd74106.html Wed, 11 May 2011 00:00:00 -0500 (GMT -0500) The UCD74106 is a complete power system ready to drive a buck power supply (). High-side MOSFETs, low-side MOSFETs, drivers, current sensing circuitry and necessary protection functions are all integrated into one monolithic solution to facilitate minimum size and maximum efficiency. Driver circuits provide high charge and discharge current for the high-side NMOS switch and the low-side NMOS synchronous rectifier in a synchronous buck circuit. The MOSFET gates are driven to 6.25 V by an internally regulated VGG supply. The internal VGG regulator can be disabled to permit the user to supply an independent gate drive voltage. This flexibility allows a wide power conversion input voltage range of 2.2 V to 18 V. Internal Under Voltage Lockout (UVLO) logic insures VGG is good before allowing chip operation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd87352q5d.html Wed, 06 Jul 2011 00:00:00 -0500 (GMT -0500) The CSD87352Q5D NexFET power block is an optimized design for synchronous buck applications offering high current, high efficiency, and high frequency capability in a small 5-mm × 6-mm outline. Optimized for 5V gate drive applications, this product offers a flexible solution capable of offering a high density power supply when paired with any 5V gate drive from an external controller/driver. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd17522q5a.html Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500) The NexFET power MOSFET has been designed to minimize losses in power conversion applications, and optimized for 5V gate drive applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd17527q5a.html Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500) The NexFET power MOSFET has been designed to minimize losses in power conversion applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd97370q5m.html Thu, 23 Jun 2011 00:00:00 -0500 (GMT -0500) The CSD97370Q5M NexFET Power Stage is an optimized design for use in a high power, high density Synchronous Buck converter. This product integrates an enhanced gate driver IC and Power Block Technology to complete the power stage switching function. This combination produces a high current, high efficiency, high speed switching device and delivers an excellent thermal solution in a small 5-mm × 6-mm outline package due to its large ground based thermal pad. In addition, the PCB footprint has been optimized to help reduce design time and simplify the completion of the overall system design. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd17501q5a.html Tue, 19 Apr 2011 00:00:00 -0500 (GMT -0500) The NexFET™ power MOSFET has been designed to minimize losses in power conversion applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/csd17506q5a.html Tue, 05 Apr 2011 00:00:00 -0500 (GMT -0500) The NexFET™ power MOSFET has been designed to minimize losses in power conversion applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps2554.html Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS2554/55 power-distribution switches are intended for applications where precision current limiting is required or heavy capacitive loads and short circuits are encountered. These devices offer a programmable current-limit threshold between 500 mA and 2.5 A (typ) via an external resistor. TPS2554/55 devices limit the output current to a safe level by switching into a constant-current mode when the output load exceeds the current-limit threshold. The FAULT logic output asserts low during overcurrent and over-temperature conditions. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps24700.html Thu, 05 May 2011 00:00:00 -0500 (GMT -0500) The TPS24700/1 is an easy-to-use, 2.5 V to 18 V, hot-swap controller that drives an external N-channel MOSFET. The programmable current limit and fault time protect the supply and load from excessive current at startup. After startup, currents above the user-selected limit are allowed to flow until programmed timeout – except in extreme overload events when load is immediately disconnected from source. The low, 25-mV current sense threshold is highly accurate and allows use of smaller, more-efficient sense resistors, yielding lower power loss and smaller footprint. A power-good output is provided for status monitoring and downstream load control. TPS24700/1 replaces the LTC4211 in existing designs with no PCB board changes and only minor external component changes – yielding a more accurate, efficient solution. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps24710.html Thu, 05 May 2011 00:00:00 -0500 (GMT -0500) The TPS24710/11/12/13 is an easy-to-use, 2.5 V to 18 V, hot-swap controller that safely drives an external N-channel MOSFET. The programmable current limit and fault time protect the supply and load from excessive current at startup. After startup, currents above the user-selected limit will be allowed to flow until programmed timeout – except in extreme overload events when the load is immediately disconnected from source. The low, 25mV current sense threshold is highly accurate and allows use of smaller, more efficient sense resistors yielding lower power loss and smaller footprint. Programmable power limiting ensures the external MOSFET operates inside its safe operating area (SOA) at all times. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps24720.html Thu, 05 May 2011 00:00:00 -0500 (GMT -0500) The TPS24720 is an easy-to-use, full-featured protection device for 2.5-V to 18-V power rails. This hot-swap controller drives an external N-channel MOSFET, while protecting source, load and external MOSFET against multiple potentially damaging events. During startup, load current and MOSFET power dissipation are limited to user-selected values. After startup, currents above the user-selected limit will be allowed to flow until programmed timeout – except in extreme overload events when load is immediately disconnected from source. Programmable power limiting ensures the external MOSFET operates inside its safe operating area (SOA) at all times. This allows use of smaller FETs while improving system reliability. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/lp2951-50-q1.html Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500) The LP2950-Q1 and LP2951-Q1 devices are bipolar, low-dropout voltage regulators that can accommodate a wide input supply-voltage range of up to 30 V. The easy-to-use, 3-pin LP2950-Q1 is available in fixed-output voltages of 5 V, 3.3 V, and 3 V. However, the 8-pin LP2951-Q1 is able to output either a fixed or adjustable output from the same device. By tying the OUTPUT and SENSE pins together, and the FEEDBACK and VTAP pins together, the LP2951-Q1 outputs a fixed 5 V, 3.3 V, or 3 V (depending on the version). Alternatively, by leaving the SENSE and VTAP pins open and connecting FEEDBACK to an external resistor divider, the output can be set to any value between 1.235 V to 30 V. The 8-pin LP2951-Q1 also offers additional functionality that makes it particularly suitable for battery-powered applications. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps74001.html Fri, 24 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS740xx is a wide bandwidth, very low-dropout, 1.5-A voltage regulator ideal for powering microprocessors. The TPS740xx uses a bias input supply to allow very low voltage of a main input supply. The main input supply operates from 1.2 V to 5.5 V and the bias input supply requires between 3.0 V to 5.5 V for proper operation. The TPS740xx offers adjustable output voltages down to 0.9 V. The TPS740xx requires a minimum of output capacitance. A small 2.2-µF ceramic capacitor is enough for its stability. The TPS740xx is available in an 8-pin power MSOP package and a 5-pin Jr S-PAK. Its operating temparature range is –40°C to +125°C. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps735285.html Wed, 22 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS73534 low-dropout (LDO) voltage regulator is optimized for use with TI’s C2000 controller family to meet the I/O power rail tolerance requirement. The device offers very good line and load transient response, even with very low quiescent current of 46µA. The device also has superior noise and PSRR performance to supply noise sensitive circuit blocks. The TPS73534 is fully specified from TJ = –40°C to +125°C and is offered in a 3mm × 3mm SON package. The TPS735xx family of low-dropout (LDO), low-power linear regulators offers excellent ac performance with very low ground current. High power-supply rejection ratio (PSRR), low noise, fast start-up, and excellent line and load transient response are provided while consuming a very low 46µA (typical) ground current. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv1117lv12.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TLV1117LV series of low-dropout (LDO) linear regulators is a low input voltage version of the popular 1117 voltage regulator. The TLV1117LV is an extremely low-power device that consumes 500 times lower quiescent current than traditional 1117 voltage regulators, making it suitable for applications that mandate very low standby current. The TLV1117LV family of LDOs is also stable with 0 mA of load current; there is no minimum load requirement, making it an ideal choice for applications where the regulator is required to power very small loads during standby in addition to large currents on the order of 1 A during normal operation. The TLV1117LV offers excellent line and load transient performance, resulting in very small magnitude undershoots and overshoots of output voltage when the load current requirement changes from less than 1 mA to more than 500 mA. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv1117lv18.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TLV1117LV series of low-dropout (LDO) linear regulators is a low input voltage version of the popular 1117 voltage regulator. The TLV1117LV is an extremely low-power device that consumes 500 times lower quiescent current than traditional 1117 voltage regulators, making it suitable for applications that mandate very low standby current. The TLV1117LV family of LDOs is also stable with 0 mA of load current; there is no minimum load requirement, making it an ideal choice for applications where the regulator is required to power very small loads during standby in addition to large currents on the order of 1 A during normal operation. The TLV1117LV offers excellent line and load transient performance, resulting in very small magnitude undershoots and overshoots of output voltage when the load current requirement changes from less than 1 mA to more than 500 mA. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv1117lv33.html Tue, 31 May 2011 00:00:00 -0500 (GMT -0500) The TLV1117LV series of low-dropout (LDO) linear regulators is a low input voltage version of the popular 1117 voltage regulator. The TLV1117LV is an extremely low-power device that consumes 500 times lower quiescent current than traditional 1117 voltage regulators, making it suitable for applications that mandate very low standby current. The TLV1117LV family of LDOs is also stable with 0 mA of load current; there is no minimum load requirement, making it an ideal choice for applications where the regulator is required to power very small loads during standby in addition to large currents on the order of 1 A during normal operation. The TLV1117LV offers excellent line and load transient performance, resulting in very small magnitude undershoots and overshoots of output voltage when the load current requirement changes from less than 1 mA to more than 500 mA. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps51206.html Wed, 25 May 2011 00:00:00 -0500 (GMT -0500) The TPS51206 is a sink/source double date rate (DDR) termination regulator with VTTREF buffered reference output. It is specifically designed for low input voltage, low cost, low external component count systems where space is a key consideration. The TPS51206 maintains fast transient response and only requires 1 × 10-µF of ceramic output capacitance. The TPS51206 supports a remote sensing function and all power requirements for DDR2, DDR3 and Low-Power DDR3 (DDR3L) VTT bus. The VTT current capability is ±2A peak. The TPS51206 supports all of the DDR power states, putting VTT to High-Z in S3 state (suspend to RAM) and discharging VTT and VTTREF in S4/S5 state (suspend to disk).The TPS51206 is available in 10-pin, 2x2, SON (DSQ) PowerPAD package and specified from –40°C to 85°C. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps72727.html Tue, 26 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS727xx family of low-dropout (LDO) linear regulators are ultralow quiescent current LDOs with excellent line and ultra-fast load transient performance and are designed for power-sensitive applications. The LDO output voltage level is preset by the use of innovative factory EEPROM programming. A precision bandgap and error amplifier provides overall 2% accuracy over load, line, and temperature extremes. The TPS727xx family is available in 1,5mm × 1,5mm SON and wafer chip-scale (WCSP) packages that make it ideal for handheld applications. This family of devices is fully specified over a temperature range of TJ = –40°C to +125°C. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv70718p.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV707 series (TLV707xx and TLV707xxP) of low-dropout linear regulators (LDOs) are low quiescent current devices with excellent line and load transient performance, and are designed for power-sensitive applications. These devices provide a typical accuracy of 0.5%. All versions have thermal shutdown and overcurrent protection for safety. Furthermore, these devices are stable with an effective output capacitance of only 0.1 µF. This feature enables the use of cost-effective capacitors that have higher bias voltages and temperature derating. These devices also regulate to the specified accuracy with no output load. The TLV707xxP also provides an active pull-down circuit to quickly discarge the outputs.The TLV707 series are available in a 1-mm × 1-mm DFN (SON) package that makes them ideal for handheld applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv707285.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV707 series (TLV707xx and TLV707xxP) of low-dropout linear regulators (LDOs) are low quiescent current devices with excellent line and load transient performance, and are designed for power-sensitive applications. These devices provide a typical accuracy of 0.5%. All versions have thermal shutdown and overcurrent protection for safety. Furthermore, these devices are stable with an effective output capacitance of only 0.1 µF. This feature enables the use of cost-effective capacitors that have higher bias voltages and temperature derating. These devices also regulate to the specified accuracy with no output load. The TLV707xxP also provides an active pull-down circuit to quickly discarge the outputs.The TLV707 series are available in a 1-mm × 1-mm DFN (SON) package that makes them ideal for handheld applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv70728p.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV707 series (TLV707xx and TLV707xxP) of low-dropout linear regulators (LDOs) are low quiescent current devices with excellent line and load transient performance, and are designed for power-sensitive applications. These devices provide a typical accuracy of 0.5%. All versions have thermal shutdown and overcurrent protection for safety. Furthermore, these devices are stable with an effective output capacitance of only 0.1 µF. This feature enables the use of cost-effective capacitors that have higher bias voltages and temperature derating. These devices also regulate to the specified accuracy with no output load. The TLV707xxP also provides an active pull-down circuit to quickly discarge the outputs.The TLV707 series are available in a 1-mm × 1-mm DFN (SON) package that makes them ideal for handheld applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv70730p.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV707 series (TLV707xx and TLV707xxP) of low-dropout linear regulators (LDOs) are low quiescent current devices with excellent line and load transient performance, and are designed for power-sensitive applications. These devices provide a typical accuracy of 0.5%. All versions have thermal shutdown and overcurrent protection for safety. Furthermore, these devices are stable with an effective output capacitance of only 0.1 µF. This feature enables the use of cost-effective capacitors that have higher bias voltages and temperature derating. These devices also regulate to the specified accuracy with no output load. The TLV707xxP also provides an active pull-down circuit to quickly discarge the outputs.The TLV707 series are available in a 1-mm × 1-mm DFN (SON) package that makes them ideal for handheld applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tlv70733p.html Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500) The TLV707 series (TLV707xx and TLV707xxP) of low-dropout linear regulators (LDOs) are low quiescent current devices with excellent line and load transient performance, and are designed for power-sensitive applications. These devices provide a typical accuracy of 0.5%. All versions have thermal shutdown and overcurrent protection for safety. Furthermore, these devices are stable with an effective output capacitance of only 0.1 µF. This feature enables the use of cost-effective capacitors that have higher bias voltages and temperature derating. These devices also regulate to the specified accuracy with no output load. The TLV707xxP also provides an active pull-down circuit to quickly discarge the outputs.The TLV707 series are available in a 1-mm × 1-mm DFN (SON) package that makes them ideal for handheld applications. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq500210.html Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500) The bq500210 is a second generation Wireless Power dedicated digital controller that integrates the logic functions required to control Wireless Power Transfer in a single channel WPC compliant contactless charging base station. The bq500210 is an intelligent device that periodically pings the surrounding environment for available devices to be powered, monitors all communication from the device being wirelessly powered, and adjusts power applied to the transmitter coil per feedback received from the powered device. The bq500210 also manages the fault conditions associated with the power transfer and controls the operating modes status indicator. The bq500210 supports improved Parasitic Metal Object Detection (PMOD). ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq51011.html Wed, 25 May 2011 00:00:00 -0500 (GMT -0500) The bq5101x is an advanced, integrated, receiver IC for wireless power transfer in portable applications. The device provides the AC/DC power conversion while integrating the digital control required to comply with the Qi v1.0 communication protocol. Together with the bq500110 transmitter controller, the bq5101x enables a complete contact-less power transfer system for a wireless power supply solution. By utilizing near-field inductive power transfer, the receiver coil embedded in the portable device receives the power transmitted by the transmitter coil via mutually coupled inductors. The AC signal from the receiver coil is then rectified and regulated to be used as a power supply for down-system electronics. Global feedback is established from the secondary to the transmitter in order to stabilize the power transfer process via back-scatter modulation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq51013.html Wed, 13 Apr 2011 00:00:00 -0500 (GMT -0500) The bq5101x is an advanced, integrated, receiver IC for wireless power transfer in portable applications. The device provides the AC/DC power conversion while integrating the digital control required to comply with the Qi v1.0 communication protocol. Together with the bq500110 transmitter controller, the bq5101x enables a complete contact-less power transfer system for a wireless power supply solution. By utilizing near-field inductive power transfer, the receiver coil embedded in the portable device receives the power transmitted by the transmitter coil via mutually coupled inductors. The AC signal from the receiver coil is then rectified and regulated to be used as a power supply for down-system electronics. Global feedback is established from the secondary to the transmitter in order to stabilize the power transfer process via back-scatter modulation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65198.html Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500) http://focus.tij.co.jp/jp/docs/prod/folders/print/tlc5929.html Fri, 24 Jun 2011 00:00:00 -0500 (GMT -0500) The TLC5929 is a 16-channel constant current sink LED driver. Each channel can be turned on or off by writing data to an internal register. The constant current value of all 16 channels is set by a single external resistor with 128 steps for the global brightness control (BC). The TLC5929 has six error flags: LED open detection (LOD), LED short detection (LSD), output leakage detection (OLD), reference current terminal short detection (ISF), pre-thermal warning (PTW) and thermal error flag (TEF). In addition, the LOD and LSD functions have invisible detection mode (IDM) that can detect those errors even when the output is off. The error detection results can be read via a serial interface port. The TLC5929 also has a power-save mode that sets the total current consumption to 10 µA (typ) when all outputs are off. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65185.html Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS65185 is a single-chip power supply designed to for E Ink® Vizplex™ displays used in portable e-reader applications and supports panel sizes up to 9.7 inches and greater. Two high efficiency DC/DC boost converters generate ±16-V rails which are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex panel. Two tracking LDOs create the ±15-V source driver supplies which support up to 120-mA of output current. All rails are adjustable through the I2C interface to accommodate specific panel requirements. Accurate back-plane biasing is provided by a linear amplifier that can be adjusted from 0 V to –5.11 V with 9-bit control through the serial interface and can source or sink current depending on panel condition. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65180b.html Fri, 29 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS65180/TPS65181 and TPS65180B/TPS65181B family of devices are single-chip power supplies designed to for E Ink® Vizplex™ displays used in portable e-reader applications and support panel sizes up to 9.7 inches. Two high efficiency DC/DC boost converters generate ±17-V rails which are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex™ panel. Two tracking LDOs create the ±15-V source driver supplies which support up to 120-mA of output current. All rails are adjustable through the I2C interface to accommodate specific panel requirements. Accurate back-plane biasing is provided by a linear amplifier and can be adjusted either by an external resistor or the I2C interface. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65181b.html Fri, 29 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS65180/TPS65181 and TPS65180B/TPS65181B family of devices are single-chip power supplies designed to for E Ink® Vizplex™ displays used in portable e-reader applications and support panel sizes up to 9.7 inches. Two high efficiency DC/DC boost converters generate ±17-V rails which are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex™ panel. Two tracking LDOs create the ±15-V source driver supplies which support up to 120-mA of output current. All rails are adjustable through the I2C interface to accommodate specific panel requirements. Accurate back-plane biasing is provided by a linear amplifier and can be adjusted either by an external resistor or the I2C interface. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65182b.html Fri, 29 Apr 2011 00:00:00 -0500 (GMT -0500) The TPS65182/TPS65182B device is a single-chip power supplies designed to for E Ink® Vizplex™ displays used in portable e-reader applications and support panel sizes up to 9.7 inches. Two high efficiency DC/DC boost converters generate ±17-V rails which are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex™ panel. Two tracking LDOs create the ±15-V source driver supplies which support up to 120-mA of output current. All rails are adjustable through the I2C interface to accommodate specific panel requirements. Accurate back-plane biasing is provided by a linear amplifier and can be adjusted either by an external resistor or the I2C interface. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65138.html Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500) http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65196.html Wed, 23 Mar 2011 00:00:00 -0500 (GMT -0500) http://focus.tij.co.jp/jp/docs/prod/folders/print/uc1707-sp.html Wed, 15 Jun 2011 00:00:00 -0500 (GMT -0500) The UC1707 power driver is made with a high-speed Schottky process to interface between low-level control functions and high-power switching devices–particularly power MOSFETs. The UC1707 contains two independent channels, each of which can be activated by either a high or low input logic level signal. Each output can source or sink up to 1.5 A as long as power dissipation limits are not exceeded. Although each output can be activated independently with its own inputs, it can be forced low in common through the action either of a digital high signal at the Shutdown terminal or a differential low-level analog signal. The Shutdown command from either source can either be latching or not, depending on the status of the Latch Disable pin. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/uc19432-sp.html Mon, 25 Apr 2011 00:00:00 -0500 (GMT -0500) The UC19432 is an adjustable precision analog controller with 100-mA sink capability if the ISET pin is grounded. A resistor between ISET and ground will modify the transconductance while decreasing the maximum current sink. This will add further control in the optocoupler configuration. The trimmed precision reference along with the non-inverting error amplifier inputs are accessible for custom configuration. A sister device, the UC19431 adjustable shunt regulator, has an on-board resistor network providing six preprogrammed voltage levels, as well as exernal programming capability. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/ucc27201a.html Wed, 13 Apr 2011 00:00:00 -0500 (GMT -0500) The UCC27200A/1A family of high frequency N-Channel MOSFET drivers include a 120-V bootstrap diode and high-side/low-side driver with independent inputs for maximum control flexibility. This allows for N-Channel MOSFET control in half-bridge, full-bridge, two-switch forward and active clamp forward converters. The low-side and the high-side gate drivers are independently controlled and matched to 1-ns between the turn-on and turn-off of each other. The UCC27200A/1A are based on the popular UCC27200/1 drivers, but offer some enhancements. In order to improve performance in noisy power supply environments the UCC27200A/1A has an enhanced ESD input structure and also has the ability to withstand a maximum of -18 V on its HS pin. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65053-q1.html Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS65053x are integrated Power Management ICs for applications powered by one Li-Ion or Li-Polymer cell, which require multiple power rails. The TPS65053x provide two highly efficient, 2.25MHz step-down converters targeted at providing the core voltage and I/O voltage in a processor based system. Both step-down converters enter a low power mode at light load for maximum efficiency across the widest possible range of load currents. For low noise applications the devices can be forced into fixed frequency PWM mode by pulling the MODE pin high. Both converters allow the use of small inductors and capacitors to achieve a small solution size. TPS65053-Q1 provides an output current of up to 1A on the DCDC1 converter and up to 0. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65253.html Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS65253 features two synchronous wide input range high efficiency buck converters. The converters are designed to simplify product application while giving designers the options to optimize their usage according to the target application. The converters can operate in 5-, 9- and 12-V systems and have integrated power transistors. The output voltage can be set externally using a resistor divider to any value between 0.8 V and the input supply minus 1 V. Each converter features an enable pin that allows a delayed start-up for sequencing purposes, soft-start pin that allows adjustable soft-start time by choosing the soft-start capacitor, and a current limit (RLIMx) pin that enables designer to adjust current limit by selecting an external resistor and optimize the choice of inductor. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/twl6030.html Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500) The TWL6030 device is an integrated power-management integrated circuit (IC) for applications powered by a rechargeable battery. The device provides seven configurable step-down converters with up to 1.6A capability for memory, processor core, I/O, auxiliary, preregulation for LDOs, etc. The device also contains 11 LDO regulators that can be supplied from a battery or a preregulated supply. Power-up/power-down controller is configurable and can support any power-up/power-down sequences (EPROM based). The real-time clock (RTC) provides a 32-kHz output buffer, second/minute/hour/day/month/year information, and alarm wake up. The TWL6030 supports 32-kHz clock generation based on a crystal oscillator. The device integrates a switched-mode charger allowing faster battery charge, higher efficiency, and less power dissipation. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65735.html Tue, 21 Jun 2011 00:00:00 -0500 (GMT -0500) The TPS65735 is a PMU for active shutter 3D glasses consisting of an integrated power path, linear charger, LDO, boost converter, and full H-bridge analog switches for left and right shutter operation in a pair of active shutter 3D glasses. In addition to the power devices, a typical 3D glasses system contains both a microcontroller and a communications front end (IR, RF, or other) in order to handle the communication and synchronous operation along with a 3D television. ... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65920.html Wed, 25 May 2011 00:00:00 -0500 (GMT -0500) The TPS65920/TPS65930 devices are power-management ICs for OMAP™ and other mobile applications. The devices include power-management, a universal serial bus (USB) high-speed (HS) transceiver, light-emitting diode (LED) drivers, an analog-to-digital converter (ADC), a real-time clock (RTC), and embedded power control (EPC). In addition, the TPS65930 includes a full audio codec with two digital-to-analog converters (DACs) and two ADCs to implement dual voice channels, and a stereo downlink channel that can play all standard audio sample rates through a multiple format inter-integrated sound (I2S™)/time division multiplexing (TDM) interface. These optimized devices support the power and peripheral requirements of the OMAP application processors. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/tps65930.html Wed, 25 May 2011 00:00:00 -0500 (GMT -0500) The TPS65920/TPS65930 devices are power-management ICs for OMAP™ and other mobile applications. The devices include power-management, a universal serial bus (USB) high-speed (HS) transceiver, light-emitting diode (LED) drivers, an analog-to-digital converter (ADC), a real-time clock (RTC), and embedded power control (EPC). In addition, the TPS65930 includes a full audio codec with two digital-to-analog converters (DACs) and two ADCs to implement dual voice channels, and a stereo downlink channel that can play all standard audio sample rates through a multiple format inter-integrated sound (I2S™)/time division multiplexing (TDM) interface. These optimized devices support the power and peripheral requirements of the OMAP application processors. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq76pl536a-q1.html Fri, 03 Jun 2011 00:00:00 -0500 (GMT -0500) The bq76PL536A-Q1 is a stackable three to six series cell lithium-ion battery pack protector and analog front end (AFE) that incorporates a precision analog-to-digital converter (ADC); independent cell voltage and temperature protection; cell balancing, and a precision 5-V regulator to power user circuitry. The bq76PL536A-Q1 integrates a voltage translation and precision analog-to-digital converter system to measure battery cell voltages with high accuracy and speed. The bq76PL536A-Q1 provides full protection (secondary protection) for overvoltage, undervoltage, and overtemperature conditions. When safety thresholds are exceeded, the bq76PL536A-Q1 sets the FAULT output. No external components are needed to configure or enable the protection features. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq77910.html Wed, 25 May 2011 00:00:00 -0500 (GMT -0500) The bq77910 precision protector is a complete stand-alone, self-contained battery-protection and cell-balancing device intended for Li-ion/polymer battery packs. The bq77910 monitors 4 to 108 series individual cell voltages and provides fast-acting outputs which may be used to drive N-channel MOSFETs to interrupt the power path. Activation delays and recovery methods for each safety condition are fully programmable in non-volatile memory. Automatic cell balancing is provided using internal 50-mA cell circuits. A robust balancing algorithm ensures optimum performance by maintaining all cell voltages in balance. Balancing may be configured to operate at all times, only during charge, or can be disabled completely. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq24210.html Tue, 17 May 2011 00:00:00 -0500 (GMT -0500) The bq24210 is a highly integrated Li-ion linear charger targeted at space-limited portable applications. The high input voltage range with input over-voltage protection supports low-cost unregulated adapters. The input voltage regulation loop with programmable input voltage regulation threshold make it suitable for charging from alternative power sources, such as solar panel or inductive charging pad. The IC has a single power output that charges the battery. A system load can be placed in parallel with the battery as long as the average system load does not keep the battery from charging fully during the 10 hour safety timer. The battery is charged in three phases: conditioning, constant current and constant voltage. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq20z655.html Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500) The bq20z655 SBS-compliant gas gauge and protection IC, incorporating patented Impedance Track™ technology, is a single IC solution designed for battery-pack or in-system installation. The bq20z655 measures and maintains an accurate record of available charge in Li-ion or Li-polymer batteries using its integrated high-performance analog peripherals. The bq20z655 monitors capacity change, battery impedance, open-circuit voltage, and other critical parameters of the battery pack which reports the information to the system host controller over a serial-communication bus. Together with the integrated analog front-end (AFE) short-circuit and overload protection, the bq20z655 maximizes functionality and safety while minimizing external component count, cost, and size in smart battery circuits. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq27520-g2.html Mon, 11 Apr 2011 00:00:00 -0500 (GMT -0500) The Texas Instruments bq27520-G2 system-side Li-Ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development. The bq27520-G2 resides on the system’s main board and manages an embedded battery (non-removable) or a removable battery pack. The bq27520-G2 uses the patented Impedance Track™ algorithm for fuel gauging, and provides information such as remaining battery capacity (mAh), state-of-charge (%), run-time to empty (min), battery voltage (mV), temperature (°C) and state of health (%). Battery fuel gauging with the bq27520-G2 requires only PACK+ (P+), PACK– (P–), and Thermistor (T) connections to a removable battery pack or embedded battery circuit. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq27410-g1.html Thu, 07 Apr 2011 00:00:00 -0500 (GMT -0500) The Texas Instruments bq27410 system-side LiCoO2 battery fuel gauge is an easy to configure microcontroller peripheral that provides fuel gauging for single-cell LiCoO2 battery packs. The device requires minimal user configurations and system microcontroller firmware development for accurate fuel gauging. The bq27410 uses the patented Impedance Track™ algorithm for fuel gauging, and provides information such as remaining battery capacity (mAh), state-of-charge (%), and battery voltage (mV). Battery fuel gauging with the bq27410 requires only PACK+ (P+), PACK– (P–), for a removable battery pack or embedded battery circuit. The 12-pin SON package with dimensions of 2,5 mm × 4 mm with 0. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq77908.html Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500) The bq77908 precision protector is a complete stand-alone, self-contained battery-protection and cell-balancing device intended for Li-ion/polymer battery packs. The bq77908 monitors 4 to 8 series individual cell voltages and provides fast-acting outputs which may be used to drive N-channel MOSFETs to interrupt the power path. Activation delays and recovery methods for each safety condition are fully programmable in non-volatile memory. Automatic cell balancing is provided using internal 50-mA cell circuits. A robust balancing algorithm ensures optimum performance by maintaining all cell voltages in balance. Balancing may be configured to operate at all times, only during charge, or can be disabled completely. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/bq33100.html Tue, 29 Mar 2011 00:00:00 -0500 (GMT -0500) The Texas Instruments bq33100 Super Capacitor Manager is a fully integrated, single-chip, solution that provides a rich array of features for managing, charge control, monitoring, and protection, for either 2, 3, 4 or 5 series Super Capacitors with individual capacitor monitoring and balancing or up to 9 series capacitors with only the stack voltage being measured. With a small footprint of 7.8 x 6.4 mm in a compact 24-pin TSSOP package, the bq33100 maximizes functionality and safety while dramatically increasing ease of use and cutting the solution cost and size for Super Capacitor applications. Using its integrated high-performance analog peripherals, the bq33100 measures and maintains an accurate record of available capacitance, state-of-health, voltage, current, temperature, and other critical parameters in Super Capacitors, and reports the information to the system host controller over a 2-wire SMBus 1. ##View full text##... http://focus.tij.co.jp/jp/docs/prod/folders/print/ucd90160.html Thu, 05 May 2011 00:00:00 -0500 (GMT -0500) The UCD90160 is a 16-rail PMBus/I2C addressable power-supply sequencer and monitor. The device integrates a 12-bit ADC for monitoring up to 16 power-supply voltage inputs. Twenty-six GPIO pins can be used for power supply enables, power-on reset signals, external interrupts, cascading, or other system functions. Twelve of these pins offer PWM functionality. Using these pins, the UCD90160 offers support for margining, and general-purpose PWM functions. Specific power states can be achieved using the Pin-Selected Rail States feature. This feature allows with the use of up to 3 GPIs to enable and disable any rail. This is useful for implementing system low-power modes and the Advanced Configuration and Power Interface (ACPI) specification that is used for hardware devices. ##View full text##...