Power Electronics / Power Management


Latest Articles

Factorised power architecture: high performance computing, lower energy costs
21 February 2007
Today′s high performance computing systems are power hungry and consume more each year. Overall growth in IT demand and increasing energy costs outstrip the improvements in performance per device, resulting ...

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High power density PFC front end
21 February 2007
Vicor′s 1RU is a high power density PFC FrontEnd for use with various power modules. The ultra-low profile, fan-cooled, power factor corrected AC-DC front end operates from a wide range 85–264 V a.c. ...

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GUI supports Z-One power components
21 February 2007
Power-One′s latest version of its Z-One graphical user interface (GUI) provides the capability to configure, program, and monitor point-of-load (POL) converters and digital power managers (DPMs) obtained ...

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1U rack system can power up to 3 kW
21 February 2007, Current Automation
Mean Well has launched its first front-end rack power system: the RCP Series that targets growing 1U low profile 19” rack applications. This industrial standard 19" rack system consists of one to three ...

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Fully-protected MOSFET drivers deigned to control a variety of loads
21 February 2007
ON Semiconductor has introduced two new drivers specifically designed for robust automotive and industrial applications. The NCV7513 is a programmable six channel low-side MOSFET pre-driver, designed ...

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Not all chargers are alike - improve battery performance with proper charge methods
21 February 2007, Uniross Batteries
To a large extent, the reliability and longevity of a battery hinges on the quality of the charger. In a price-competitive market, chargers are often given low priority, especially for consumer products. ...

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Non-isolated DC-DC converters
21 February 2007
Bourns has launched the 3 A output SIP Version X series of non-isolated DC-DC converters. The 3 A X series offers designers a cost- and space-efficient surface mount solution with standard features ...

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AC/DC converter modules
21 February 2007, Brabek
Recom International Power has been in the DC/DC converter business for over 30 years, but only recently has it expanded into the AC/DC market. In the beginning, its primary motivation was to be able to ...

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Lighting applications can benefit from high-efficiency power MOSFET
21 February 2007, Altron Arrow
STMicroelectronics has developed a new power MOSFET family. The first member allows customers to drastically reduce conduction losses and increase efficiency and reliability of their lighting applications ...

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Selecting the correct IC for power supply applications
21 February 2007
Selecting the proper integrated circuit (IC) for a power-supply application may seem like an easy task. However, as newer consumer electronics come out that require multiple voltage rails, the task becomes ...

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Medical and industrial 60 W power supply also compact
21 February 2007, Vepac Electronics
XP Power′s latest compact desktop AC/DC power supply, the PDM60, provides Class II system protection. Safety approvals include UL609501 and EN609501 for industrial and IT applications, and UL60601-1 and ...

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PSB mount switching PSU
21 February 2007, Sivan Electronic Supplies
Cosel′s LEP Series of PCB-mount type power supply complies with IEC61000-3-2. It has universal input voltage rating and peak output power of 480 W. Key features include: high power and peak power; rugged ...

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30 W external charger
21 February 2007, Current Automation
Mean Well's new CG30 series, a 30 W lithium ion battery charger, complies with global safety certificates and the 2002/95/EC RoHS requirements of EU. The GC30 series are two-stage battery chargers with ...

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DC-DC unregulated converters ease production
21 February 2007, Current Automation
Mean Well has introduced several SMD packaged 1 W DC-DC converters: the SBT01/SFT01/DET01 that will support the growing demand of miniature size and for the ease of SMT production processes. With industry ...

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Split-core current transformers for active power monitoring
21 February 2007, Denver Technical Products
LEM has introduced the TT series of compact split-core AC current transformers. The core material used is a new type of ferrite with improved magnetic permeability, allowing the accurate measurement of ...

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Class G amplifier technology enables piezoelectric drive with only a few support components
21 February 2007, CST Electronics, Electrocomp
One of the main attractions for using ceramic piezoelectric speakers is their thin form factor. But to maintain the advantage of the ceramic speaker, the amplifier must also provide a compact solution. ...

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Efficient 450 W hot-swap front-end has extensive I²C interface capabilities
21 February 2007
The SFP450-12BG from Power-One is a 450 W, hot-swap, AC-DC front-end. This I²C-compatible power supply uses advanced topologies and thermal management techniques to deliver 12 V d.c. at 36,6 A, with efficiencies ...

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High-voltage control ICs for constant LED current regulation
21 February 2007
International Rectifier has introduced a high-voltage, high-frequency buck regulator control IC for AC-DC offline, non-isolated applications requiring multiple light-emitting diode (LED) circuits or requiring ...

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IGBTs for induction heating
21 February 2007
Thanks to their high efficiency, flameless safe operation and quick reaction time, induction heating (IH) cookers are gaining in popularity. To control the operation of a resonant inverter, STMicroelectronics...

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Surface mount bridge rectifier is a powerful device
21 February 2007, Electrocomp
Diotec's new SMD bridge series, the B40S2A to B380S2A, offers output currents of up to 2,3 A in SO-DIL package. This makes them, according to the manufacturer, the most powerful SMD bridge rectifiers ...

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