Power Electronics / Power Management


Latest Articles

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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Very small LDO regulator
24 April 2002, MB Silicon Systems
Micrel Semiconductor is manufacturing the first of a new family of low-voltage, high current low-dropout regulators (LDOs) in a small, thin, and light power package. In the new S-Pak package, the MIC37150/1/2 ...

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Compact current transducer with small footprint
10 April 2002, Denver Technical Products
LEM of Geneva, Switzerland, has released a family of Hall-type AC/DC current transducers with nominal current rating from 8 to 100 A in a compact package. The LAH series operates on high-performance ...

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Integrating power and intelligence in motion control applications
27 March 2002, Tempe Technologies
Many motion control designs now include an MCU or digital signal controller (DSC) to execute motion control algorithms. The cost of these has decreased dramatically in the last decade, bringing their ...

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Low dropout regulators for emerging 42 V automotive market
27 March 2002, EBV Electrolink
National Semiconductor's latest additions to its low dropout (LDO) family of regulators are aimed at automotive applications. The LM2936HV meets the stringent demands of the automotive industry and supports ...

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45 MHz evaluation board for high current gate drivers
27 March 2002
IXYS is offering an evaluation board that has been designed to simplify the evaluation of the IXYS IXDD415 high speed, high current gate driver IC, as well as to provide a building block for power circuit ...

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1200 V next generation IGBT modules
27 March 2002
IXYS has improved the electrical performance of its present range of 1200 V IGBT six-packs and converter-inverter-brake (CIB) Modules by introducing its third generation of nonpunch-through (NPT) IGBT ...

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