Power Electronics / Power Management


Latest Articles

High-performance current monitors
4 June 2003, Denver Technical Products
Pearson Electronics manufactures high-performance current monitors. Its standard range are passive devices, with the capability of being able to measure currents in the frequency range from 1 Hz to 20 ...

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Power supply protects attached devices as well as itself
4 June 2003, Christensen Tools
The Oryx PSUD01 power supply is an advanced self-diagnostic digital regulated DC power supply. In designing this power supply, the manufacturer endeavoured to make it as simple to use, while giving high ...

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High-density DC-DC converter
4 June 2003
An addition to the large program of DC-DC converters from TRACO POWER is a 15 W converter in a 50 x 25 x 10 mm package with industry standard pinout. These high-density converters, comprising 21 models ...

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High current IGBTs have low voltage drop
4 June 2003, Altron Arrow
ST Microelectronics has introduced a 200 A version of its advanced family of IGBTs that features low forward-voltage drops at high currents. Such devices belong to the low drop family of ST's IGBTs that ...

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High power TO-220 heat sink
4 June 2003, Actum Electronics
With faster microprocessors requiring higher power than previous chips, Aavid has teamed its heat sink capabilities with existing voltage regulators so users do not have to redesign their motherboard. Aavid ...

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Universal noise attenuator in SIP package compatible with most SMPS
4 June 2003
Vicor's first QuietPower output ripple attenuation module - designated QPO-1 - uses active filtering in a SIP package to provide >20 dB of conducted differential noise attenuation from 60 Hz to 500 kHz. ...

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Calibration tool for Ex zones
4 June 2003, Test & Measurement
Spescom MeasureGraph has introduced the Fluke 707Ex intrinsically safe loop calibrator for use in explosion endangered areas. The Fluke 707Ex is certified in accordance with the NEW ATEX directive (Ex ...

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High efficiency device supplies power plus port protection for new USB On-The-Go spec
21 May 2003, Hi-Q Electronics
Advanced Analogic Technologies (AnalogicTech) says it has introduced the first integrated power solution to conform to the emerging USB On-The-Go (OTG) specification. Using a high efficiency charge pump ...

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SMA/SMB/SMC surface mount Schottky diodes
21 May 2003
The IXYS product family of surface mount devices (SMD) has been expanded with Schottky rectifiers in the SMA, SMB & SMC industrial standard cases. These housings allow engineers to design small and compact ...

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Universally compatible ripple attenuation module
21 May 2003
The MicroRAM Output Ripple Attenuation Module from Vicor combines both active and passive filtering to provide >40 dB conducted differential noise attenuation from 60 Hz to 1 MHz. This makes it ideal ...

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Integrated power module
21 May 2003
International Rectifier's PlugNDrive integrated power module is designed to simplify electronic motor control circuits in home appliances and light industrial applications. The IRAMS10UP60A module incorporates ...

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Margining controller simplifies auto PCB testing
21 May 2003
Linear Technology's LTC2920 is a power supply margining controller that allows supply rails to be precisely adjusted up and down during automated PCB testing. This testing, known as 'margining', is a ...

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Controller ICs for VR10.X platforms
21 May 2003, Altron Arrow, EBV Electrolink
Intersil's Endura ISL6556A and ISL6556B precision multiphase PWM controller ICs are claimed to provide the stability and precision required to power the new-generation VR10.X processors while conserving ...

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LCD colour displays enhanced with white LED driver and LCD boost converter
7 May 2003
Texas Instruments has released a new 28 V white light-emitting diode (LED) driver and a liquid crystal display (LCD) boost converter that significantly helps control brightness and improve quality of ...

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Multirate laser driver with extinction ratio control
7 May 2003, CST Electronics
A new +3,3 V laser driver designed for multirate transceiver modules with data rates from 155 Mbps to 2,7 Gbps has been released by Maxim. Lasers can be DC-coupled to the MAX3737 for reduced component ...

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Split core current transducers for telecom applications
7 May 2003, Denver Technical Products, Information Security
A new approach for sensors through the HOP, HTR and HT current transducers series has been introduced by LEM. The series is based on the open loop Hall effect technology principle (allowing AC, DC and ...

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Device converts battery or bus voltages to system requirements
7 May 2003, Tempe Technologies, Infrastructure
Microchip Technology offers a 500 mA, DC-to-DC synchronous step-down converter that operates over a multitude of input and output conditions giving designers an efficient method of transforming battery ...

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Configurable PFC AC-DC switcher packaged for rugged applications
7 May 2003, Security Services & Risk Management
Vicor - through its subsidiary Mission Power Solutions - offers a low-profile, configurable AC-DC switching power supply packaged for rugged military applications. Designated Badger, it enables designers ...

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DC bus converter chipset redefines distributed power architecture
7 May 2003
International Rectifier has unveiled the first group in the family of DC Bus converter chipsets that it claims redefines the underlying distributed power architecture for 48 V-input, 150 W board-mounted ...

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Highly integrated linear battery charger
7 May 2003, CST Electronics
The MAX1501 is an intelligent, constant-current, constant-voltage (CCCV), temperature-regulated battery charger that charges a single lithium-ion (Li+) cell or three-cell NiMH/NiCd batteries. This Maxim ...

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