Power Electronics / Power Management


Latest Articles

Control IC for automotive DC motors
31 May 2006, EBV Electrolink, Altron Arrow
The highly integrated ATA6026 motor driver IC is the first member of a new family of devices from Atmel. It is used to drive continuous-current motors in full H-bridge configurations, and supports PWM ...

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Step-down DC-DC converter has low quiescent current
31 May 2006
Linear Technology's LT3481 is a 2 A, 36 V step-down switching regulator with Burst Mode operation to keep quiescent current under 50 μA. The LT3481, available in 10-Pin MSOP and DFN-10 packages, operates ...

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Miniaturised discrete package portfolio broadened
31 May 2006
Responding to the portable product industry's need for further miniaturisation of discrete component packaging, ON Semiconductor has introduced three new Schottky and three new ESD diodes in a 1,4 x 0,6 ...

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PWM controller IC enables high density point-of-load regulators
3 May 2006
International Rectifier has introduced the IR3624, a 600 kHz single-phase synchronous buck PWM controller IC designed for high density, 10 A non-isolated point-of-load (POL) regulators used in networking ...

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Current sensor has wide input voltage range
3 May 2006, Communica
Supertex has released a new high side, current sensing IC. The HV7800 IC features a very wide operating range of 8 V-450 V d.c, which allows it to work with DC power systems of 12 V, 24 V, and 48 V, as ...

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'Green' controller ICs enable energy-efficient PC power supplies
3 May 2006
Royal Philips Electronics has added two new devices to its GreenChip family of energy-efficient ICs. The Philips GreenChip PC is a chipset featuring an innovative, all-in-one design that it says increases ...

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330 W isolated DC-DC converter reference design for 48 V bricks
3 May 2006
International Rectifier's new reference design, featuring the IR2086S DC Bus Converter control IC and DirectFET power Mosfet chipset, the IRDC2086-330W, can simplify the development of 48 V input brick ...

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Three-phase switching power supply and converter
3 May 2006
Cabur has added a new three phase switching power supply and a new converter, to its range. The CSG42 power supply unit has a wide input range of 340-550 V a.c. and 42 A/24 V d.c. output. Hiccup, auto ...

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Medical/industrial on-board type PSUs are an upgrade on older models
3 May 2006, Current Automation
Mean Well offers the new NFM series (5 to 20 W medical on board PCB type) and PM series (5-20 W medical on board module type) power supplies that extend its medical product lines down to 5 W. Featuring ...

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150 W desktop power supply claims best power/performance in class
3 May 2006, Vepac Electronics
XP Power has announced a compact 150 W AC/DC external power supply for portable equipment that claims best-in-class performance at 0,322 W/cm³ power density and 88% minimum efficiency. Dubbed the AML150, ...

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Integrated programmable charger system saves space
3 May 2006, Altron Arrow, Integrated Solutions
STMicroelectronics' advanced Li-Ion battery charger chip, the L6924D, integrates all of the required power elements, plus other functions, into a very small 3 x 3 mm package. A fully monolithic battery ...

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Epcos extends its design tools library for chokes
19 April 2006, Electrocomp
New model libraries have been added for the Epcos range of twoline data line chokes so that all products in the current Simdad series (B82789) and major components of the SMD data line choke series (B82790/93/99) ...

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New line of 'smart' battery chargers
19 April 2006, Current Automation
Current Automation has launched a new product line of smart battery chargers from Power Master, which features automatic multirate charging functions. The ABC range of battery chargers offers three-stage ...

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15 W DC-DC converters
19 April 2006, Current Automation
Mean Well has introduced a new member to its line of enclosed type DC-DC products (the SD series). The new SD-15 series are 15 W DC-DC converters that comply with LVD and EMC directives and bear the CE ...

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Charger IC for Xenon photoflashes
19 April 2006, Altron Arrow
Allegro MicroSystems Europes' range of xenon photoflash capacitor charger ICs with integrated IGBT driver circuitry feature selectable primary-peak current settings, an integrated 40 V Mosfet and a small ...

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1 A Schottky rectifiers now in small flat lead package
19 April 2006, MB Silicon Systems
Central Semiconductor has released its new CMMSH1 series of 1,0 A Schottky rectifiers in the flat lead SOD-123F surface mount package. This new series has peak repetitive reverse voltages of 20 V (CMMSH1-20), ...

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Smart rectifier IC cuts parts count
19 April 2006
The new IR1167 SmartRectifier IC for AC-DC power converters for portable computing and entertainment systems, simplifies and improves efficiency in secondary synchronous rectification (SR) in high power ...

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Low-power and noise DC-DC converters
6 April 2006, Altron Arrow, Electrocomp, Tempe Technologies
Microchip claims that its MCP1256/7/8/9 family of positively-regulated charge pump DC-DC converters are amongst the most efficient charge pumps in the industry. The fractional charge pumps automatically ...

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‘SmartRectifier’ IC cuts part count
6 April 2006
International Rectifier's IR1167 SmartRectifier IC for AC-DC power converters for portable electronics equipment, is claimed to simplify and improve efficiency in secondary synchronous rectification (SR) ...

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Single-chip multimedia power-management device
22 March 2006
STMicroelectronics' compact single-chip power-management device, the STw4810, is designed as a partner for any multimedia application processor engine (APE), including ST's STn881x Nomadik processors, ...

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