Power Electronics / Power Management


Latest Articles

Switch-mode charger controller simplifies constant current control
5 June 2002
The ADP3806 is a standalone Li-Ion battery-charging IC that combines high output voltage accuracy with precise current control to improve the performance and reduce the design complexity of constant-current, ...

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30 W DC/DC converters
5 June 2002
Traco Power's Ten 30 family of isolated 30 W converters has a very high power density. These products come in a low profile 50 x 4 0x 10 mm shielded metal package with an industry standard footprint. ...

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High voltage power supply products
5 June 2002
VMI has launched a new series of high voltage power supplies. The first products now available include four distinct power supplies each designed for specific applications where higher voltage requirements ...

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High current multiphase DC-DC conversion reference designs
5 June 2002
International Rectifier has introduced three new multiphase, high current DC-DC converter reference designs, which use its iP2001 device, a building block for 5-12 V input, 1-2 V output synchronous buck ...

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Temperature sensing in high-precision applications
5 June 2002
When it comes to precision applications, the demands of a temperature sensor are tested to the maximum: superior accuracy, low power consumption, and a tiny package are just a few of the challenges that ...

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Low profile encased power supplies
5 June 2002
The new Traco Power TXL series of encased power supplies is designed for a wide range of cost-critical applications including industrial systems. With a low profile metal case and screw terminal blocks ...

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20 W DC/DC converter with 4:1 input
5 June 2002
The TEN 20WI is a new addition to the Traco Power range of isolated DC/DC converters. The 12 models with single and dual output features ultrawide 4:1 input ranges (9-36 V d.c. and 18-75 V d.c.). The ...

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High-efficiency power-supply controller
5 June 2002, Altron Arrow, EBV Electrolink
A multi-output, power-supply controller to provide compact, power-efficient DC-DC power conversion is offered by Vishay Intertechnology. The Si9138 works in current mode to provide tightly regulated 3,3 ...

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Bourns expands inductive component line
22 May 2002, Electrocomp
Bourns has added nine new products to its inductive component product line. The three new chip inductors and six new SMD power chokes offer more solutions to customers. The new chip inductor models ...

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Multichip shrink simplifies power supply design
22 May 2002, Electrocomp
Infineon Technologies' CoolSET devices use the company's evolutionary CoolMOS technology. This Infineon MOSFET silicon technology reduces the area-specific Rds(on) for a 600 V MOSFET by a factor of 5 ...

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Half-brick 100 W DC-DC converter can go as low as 1,08 V
22 May 2002, Vepac Electronics
Artesyn Technologies has developed a half-brick 100 W DC-DC converter module suited for powering products employing the latest low-voltage semiconductors. Available with single 5,0 V, 3,3 V or 1,8 V outputs, ...

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Integrated switch for power supplies
8 May 2002, Electrocomp
Infineon Technology's advanced multichip packaging and OptiMOS technology can enable a highly compact and efficient power stage for DC/DC conversion in CPU supplies. The company's integrated switch combines ...

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Small polyphase 35 A to 240 A controller with integrated MOSFET drivers
8 May 2002
Linear Technology has introduced the LTC3729, a PolyPhase DC/DC step-down controller with integrated MOSFET drivers in a new and smaller 5 x 5 mm Quad Flat No-lead (QFN) package. The LTC3729 is a scalable ...

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DMOS full-bridge PWM driver
8 May 2002, Altron Arrow
Allegro MicroSystems' new range of DMOS full-bridge pulse-width modulated (PWM) motor driver integrated circuits, the A3959SB and A3959SLB, are designed for current control of DC motors, and are capable ...

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High-performance charger ICs
8 May 2002, Tempe Technologies
Microchip's first three Li-Ion battery chargers, each have unique feature sets for high-performance, single-cell battery applications. The MCP7382X family offers advanced battery management features that ...

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Design kit for dimming compact fluorescents
8 May 2002
The IRPLCFL3 reference design is a ballast PCB design from International Rectifier that allows Compact Fluorescent Lamp (CFL) dimming in household light fittings using a standard 'hardware store' phase-cut ...

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Four new power management devices in anyCAP range
24 April 2002
Analog Devices has added to its anyCAP LDO (low dropout regulator) line of power management chips. The first pair is the ADP3338 and ADP3339 devices that increase battery life and improve design tolerance ...

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High-frequency IGBT allows easy paralleling at 600 V
24 April 2002, Electrocomp
Infineon Technologies' high-speed IGBT was specifically designed for high-frequency switching applications in the 600 V range. Its rugged design results in long short-circuit withstand times, good paralleling ...

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Advanced analog multiphase power management solution
24 April 2002, Altron Arrow, EBV Electrolink
Intersil has revealed what it claims is the world's most advanced analog multiphase power solution for next-generation Intel and AMD microprocessors. The new Endura ISL6557 is a 2 to 4-phase 5 bit VID ...

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Offline quasi-resonant flyback regulator
24 April 2002, Altron Arrow
The STR-G6651 from Allegro MicroSystems is specifically designed to satisfy the requirements for increased integration and reliability in off-line quasi-resonant flyback convertors. The device offers ...

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