Power Electronics / Power Management


Latest Articles

QPL-certified Schottkys for high-reliability power systems
16 May 2007
International Rectifier has introduced a series of high-reliability Schottky rectifiers in accordance to the Defense Supply Center Columbus (DSCC) Qualified Products List (QPL). They target high-reliability ...

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ZigBee wireless platform enables 20-year battery life
16 May 2007, Altron Arrow, EBV Electrolink
Freescale Semiconductor has introduced a single-chip platform solution based on the ZigBee specification that is designed to deliver the industry's lowest power consumption and highest performance. The ...

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Li-Ion/Li-Polymer chargers in SOT-23 packages
2 May 2007, Altron Arrow, Electrocomp, Tempe Technologies
Microchip's new MCP7381X Li-Ion/Li-Polymer charge-management controllers, offering programmable charge currents up to 500 mA, feature integrated current sense, integrated pass transistor, thermal regulation ...

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Boost converter simplifies USB host operations
2 May 2007
As a growing number of handheld devices operating off a single-cell lithium-ion battery add higher levels of processing power and begin to serve as central computing platforms, users are demanding connectivity ...

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High efficiency dual output synchronous buck converter
2 May 2007
Intersil’s ISL65426 is a high efficiency dual output monolithic synchronous buck converter operating over an input voltage range of 2,375 V to 5,5 V. This single chip power solution provides two output ...

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PWM controller increases efficiency and saves space
2 May 2007
Intersil's ISL6535 is a high performance synchronous controller for demanding DC-DC converter applications. It provides overcurrent fault protection and is designed to safely startup into pre-biased output ...

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On-board DC-DC converters useful for distributed power architectures
2 May 2007, Current Automation
Mean Well's NSD-10 (10 W) and NSD-15 (15 W) series on-board type DC-DC converter expands the company's DC-DC product lines in the low wattage range for the emerging trend of distributed power application. Replacing ...

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High voltage EL driver eliminates external inductor
2 May 2007, Communica
Supertex' HV853, a new high voltage, low noise, inductorless, electroluminescent (EL) lamp driver IC requires no external components when the external clock frequency is used for the lamp frequency. The ...

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Evaluation and validation boards for distributed power solution
18 April 2007
Vicor has a comprehensive line-up of 52 Factorised Power Architecture (FPA) Customer Evaluation and Validation Boards, featuring BCM, PRM and VTM V*I Chip power components. In addition the company has ...

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Low-side gate drivers for MOSFETs and IGBTs said to be rugged
18 April 2007
Ixys claims its new family of high performance low-side gate driver ICs raises the 'industry benchmark' for superior toughness and reliability. The new IXD_5XX family has been designed using the latest ...

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New UPS offers superior power protection for medium and high-density rack environments
18 April 2007
Meissner, sole local agent for Powerware products, has announced the release of the new Powerware 9140 uninterruptible power system (UPS). This UPS is a rack-mounted system with an innovative compact ...

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Are the hybrid cars here to stay? Overcoming the weak link; the battery
18 April 2007, Uniross Batteries
The hybrid car is not new – Ferdinand Porsche designed the series-hybrid vehicle in 1898. Called the Lohner-Porsche carriage, the hybrid function served as an electrical transmission rather than power ...

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Advanced PFC controller integrates multiple features for high-end AC-DC adapters
18 April 2007
STMicroelectronics has introduced an advanced PFC (power factor corrector) controller designed to be used in PFC pre-regulators in high-end AC-DC adapters and chargers for laptop PCs and game consoles, ...

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Power resistors
18 April 2007
Bourns has introduced Model CHF11050CBF, a 400 W power termination resistor is designed for broadcast VHF and UHF applications such as high power combiners or couplers. The nickel-plated flange is milled ...

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1,2 mm high compact wire-wound power inductors have 50% smaller footprint
18 April 2007
Taiyo Yuden's BRL2518 series of wire-wound power inductors measure just 2,5 x 1,8 mm with a 1,2 mm maximum height. The five models in the series offer a superior combination of low DC resistance (0,8 ...

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High energy handling surface mount GDT
18 April 2007, AI & Data Analytics
The 2027 SM series of surface mount gas discharge tubes from Bourns features fast response to transients, low capacitance and is available in DC breakdown voltages ranging from 90 V to 600 V with a current ...

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Monitor simplifies current measurement at high voltages
18 April 2007
With an operating range of 3-40 V, the ZXCT1081 current monitor from Zetex Semiconductors provides a very simple high voltage current measurement solution for automotive, industrial and power supply applications. ...

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Asynchronous CMOS low power SRAM range introduced
4 April 2007, Brabek
Alliance Memory, a supplier of legacy memory products for the communications, computing, industrial and consumer markets, has launched a complete line of byte-wide (x8) low power CMOS SRAMs. With this, ...

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Small SMD-fuse rated for space applications
4 April 2007, Retron
Schurter has released a new SMD-fuse that meets the standard of ESA/SCC Generic Specification No 4008 for space applications. The new MGA-S is based on the existing design of the company's MGA, which ...

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New mid-voltage power MOSFETs range has efficient design
4 April 2007
Ixys’ new family of 55 V to 100 V mid-voltage power MOSFETs incorporate a proprietary cell-design that significantly reduces on-resistance, enabling improved efficiency. Improvements in cell design ...

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