Power Electronics / Power Management


Latest Articles

Power management and supply devices for SMPS
24 October 2001, Electrocomp
More reliable and efficient switched mode power supplies (SMPS) are continually in demand. Furthermore, SMPS designers are challenged to reduce products' size and weight. At the same time, the power consumption ...

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Dual-output DC/DC converter features ultra-wide 1,5 V to 5,2 V trim range
24 October 2001, Vepac Electronics
Artesyn Technologies has launched a new high efficiency dual-output DC/DC converter module that employs synchronous rectification techniques and features an exceptionally wide trim range for each output. ...

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High-power TO-220 heatsinks
24 October 2001, Actum Electronics
With faster microprocessors requiring higher power than previous chips, Aavid has teamed its heatsink capabilities with existing voltage regulators so one does not have to redesign the motherboard. Aavid ...

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Slide-on heatsinks for DIPs
24 October 2001, Actum Electronics
Aavid's slide-on heatsinks quickly and easily fit on DIP packages. They may be used with or without IC sockets. No glueing is nescessary as a locking catch prevents the heatsink from being dislodged. The ...

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Complete temperature monitoring system in SOT-23 packages
24 October 2001
A complete temperature monitoring system is available from Analog Devices in the tiny SOT-23 package. Offered in both a 5-pin lead and 6-pin lead version, the AD7414 (6-pin) and AD7415 (5-pin) are suited ...

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PFC/PWM controller combo for power supply design
24 October 2001, EBV Electrolink
Power supply designers need reliable, cost-competitive solutions to meet new harmonic distortion standards. Fairchild thus designed the ML4800 series of combo controller chips which integrate leading-edge ...

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Power MOS driver IC evaluation boards
24 October 2001
IXYS has introduced the EVDD408 and EVDD414 evaluation boards. These are complete circuit boards that have been designed to simplify the evaluation of the IXYS IXDD408 and IXDD414 high-speed gate driver ...

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Surface-mount brick PSUs up to 100 A
24 October 2001
Vicor offers a surface-mount interface accessory, called SurfMate, for use with pin-compatible DC-DC converters and accessory modules. Circuitboard designers and assemblers can use this product to surface-mount ...

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Buck regulator switching speed upped
24 October 2001, MB Silicon Systems
Micrel has increased the operating frequency of its SuperSwitcher SO-8 buck regulator to 500 kHz. The MIC4690, is the newest member of Micrel Semiconductor's SuperSwitcher family. Micrel's SuperSwitcher ...

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New guide to power conversion products
24 October 2001, Vepac Electronics
Artesyn Technologies has published a 16-page quick-select guide detailing all its latest-generation power conversion products. The guide covers both AC/DC power supplies and DC/DC converters, and is an ...

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DIN-rail mount power supplies meet UL508
24 October 2001
Power-One's W Series of DIN rail-mount AC/DC and DC/DC converters is available at 120 and 250 W with single or dual 24 V and 48 V outputs. Active Power Factor Correction (PFC) is provided to meet European ...

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Mid-voltage MOSFETs for low-power applications
24 October 2001
International Rectifier has expanded its family of SOIC-packaged HEXFET power MOSFETs. These MOSFETs are made with a small die and offer 150 and 200 V breakdown voltage in SO-8 and TSOP-6 packages at ...

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Power relays for consumer goods
24 October 2001, Electrocomp
Whether in ovens or freezers, washing machines or refrigerators, Tyco Electronics claims its relays guarantee the reliable operation of many of today's consumer goods. The company's low-cost series solutions ...

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Dual battery charger
24 October 2001
Linear Technology's LTC1960, a battery charger and selector with SPI interface and power crisis management for dual battery systems, can replace existing multiple-IC offerings. The IC delivers 10% longer ...

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Integrated switchers cut component count
24 October 2001
International Rectifier's IRIS Series integrated switchers combine a HEXFET power MOSFET with a controller IC in a single package. The switchers simplify design and reduce PCB area and component count ...

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Hot swap controller for CompactPCI
24 October 2001
Linear Technology's LTC1644 CompactPCI Hot Swap controller controls all four supply voltages as well as precharging the databus pins and generating the local reset signal. Internal switches control the ...

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Quarter-brick DC/DC converters set new power density standard
10 October 2001, Vepac Electronics
Artesyn Technologies' new high-efficiency quarter-brick DC/DC converter modules produce up to 83 W of output power. Measuring 5,79 x 3,68 x 1,27 cm, the EXQ125 series converters have a power density of ...

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Improved power supply regulation for LCD-based PCs
26 September 2001, Altron Arrow, EBV Electrolink
Intersil has extended its Endura range of power management solutions for PCs, file servers and portable appliances with a new system power regulator IC specifically optimised for PCs using liquid crystal ...

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Low drop-out regulators
26 September 2001
Sharp's voltage regulators are specified for most demanding power supply applications with a drop-out voltage of typically 0,5 V but down as low as 0,15 V. Fixed voltage devices cover all standard power ...

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Chopper regulator brings new benefits
26 September 2001
The Sharp PQ1CY series of chopper regulators has a number of features that benefit applications demanding maximum efficiency and low overall cost, including battery-powered and automotive. Based on proven ...

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