Power Electronics / Power Management


Latest Articles

Ultra-mini zener diodes in SOD-523
27 February 2002, MB Silicon Systems
Central Semiconductor's new CMOZ2V4 and CMOZ2L4 series of Zener Diodes in SOD-523 package are ideal for voltage regulator applications requiring low leakage. Both series offer voltages from 2,4 to 43 ...

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Small system supervisor circuits
27 February 2002, Tempe Technologies
Microchip has expanded its power management product family with four low-cost system supervisors. The TCM809/810 devices are available in 3-pin SOT-23 and Tiny SC-70 package (a third less space than SOT-23). ...

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Modular power supplies
13 February 2002, Sivan Electronic Supplies
Cosel's modular power supplies find typical applications in: measuring and testing equipment; burn-in chambers for batteries, hard disk drives, etc.; LED displays that require multiple output in large ...

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High-efficiency 50 W DC-DC converters 10 mm high
13 February 2002, Vepac Electronics
Artesyn Technologies has further extended its range of quarter-brick DC-DC converters with low-profile 50 W modules. The new EXQ50 series are high-efficiency, open-frame units with very low internal power ...

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Open-loop high current transducers
13 February 2002, Denver Technical Products
Denver Technical Products offers the LEM HAT series of open-loop current transducers with nominal currents of from 500 to 1500 A. This panel-mounted transducer has a large aperture for cables or busbars, ...

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1200 V IGBT modules improve
13 February 2002
IXYS has improved the electrical performance of its present range of 1200 V IGBT six-packs and converter-brake-inverter (CBI) modules by introducing its third generation of non-punch-through (NPT) IGBT ...

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High-power monolithic power conversion IC delivers 290 W
13 February 2002
Power Integrations' monolithic switcher IC delivers 290 W of output power. The TOP250, the newest power device in the company's TOPSwitch-GX family, is available in through-hole and surface mount package ...

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Low voltage buck PWM control IC
13 February 2002, MB Silicon Systems
Micrel's MIC2184 is a high efficiency PWM buck control IC with wide 2,9 to 14 V input range. It can be used to efficiently step voltages down in one or two-cell Li Ion battery-powered applications, ...

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Precision low drop-out voltage references
30 January 2002
The MAX6023 is a Maxim family of low drop-out, micropower voltage references in a 5-bump chip-scale (UCSP) package. The MAX6023 series-mode (three-terminal) references, which operate with input voltages ...

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High-efficiency DC/DC converters deliver up to 60 A at 1,8 V
30 January 2002, Vepac Electronics
Artesyn Technologies has launched an entirely new series of DC/DC converters to meet the growing demand for high-current, low- voltage sources for powering latest-generation semiconductor technology. Housed ...

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DC power supplies
30 January 2002
Kikusui has introduced new DC power supplies, the PAM series with a choice of eight model variations. The PAM series consists of large-capacity, variable-switching DC power supplies based on the the design ...

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Voltage regulators series to automotive specs
30 January 2002
The Epson SCI7810YxB series is now available as a revised version of the company's SCI7810YxA series with an expanded temperature range for automotive applications. The SCI7810YxB series are fixed type ...

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Highly accurate ASIC-based current transducers
30 January 2002, Denver Technical Products
As a further development of the series LTS current transducers introduced in 1997, LEM Components has presented the new LAS 50-TP of the mProSenz family with a nominal current of 50 A. A version for 100 ...

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Fuseholders uprated to 16 A
30 January 2002
Seventeen styles of Bulgin's fuseholders have now received UL approval to 16 A at 250 V a.c. Previously rated at 10 A, 250 V a.c., UL (the USA-based approval body) has extensively tested the range and ...

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Three-phase step-down controller with 5 bit DAC
30 January 2002
Seventeen styles of Bulgin's fuseholders have now received UL approval to 16 A at 250 V a.c. Previously rated at 10 A, 250 V a.c., UL (the USA-based approval body) has extensively tested the range and ...

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Low volt, high current power MOSFETs in new isolated mounting
30 January 2002
IXYS has introduced three new Trench Power MOSFETs for low voltage/high current applications. The IXUC100N055, IXUC200N055 and IXUC160N075 possess very high current ratings of 100 A, 200 A and 160 A respectively. ...

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FETKY devices save 60% space
30 January 2002
International Rectifier's P-channel FETKY devices in an SO-8 package, the IRF5803D2 and IRF7342D2 are additions to IR's line of FETKY devices of co-packaged HEXFET power MOSFETs and Schottky diodes. Co-packaging ...

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LDO in a tiny SC-70 package
30 January 2002, Tempe Technologies
Microchip's 80 mA low dropout regulator (LDO) in space-saving SC-70 package, offers a high performance-to-package ratio. Designers can replace SOT-23 LDOs with a 50% smaller solution without compromising ...

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Small 750 mA LDO powers 1,65 or 1,8 V ICs from 2,5 V supply
30 January 2002, MB Silicon Systems
Said to be the industry's smallest 750 mA regulator for 2,5 to 1,65 V conversion, is being offered by Micrel Semiconductor. Featuring the lowest dropout voltage of any 750 mA LDO on the market, it has ...

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Wide input range DC-DC controller
21 November 2001
Linear Technology's LTC1871 is a current mode DC/DC controller for step-up, flyback and SEPIC applications. The device eliminates the need for a sense resistor by using MOSFET Rds(ON) and achieves efficiencies ...

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