Power Electronics / Power Management


Latest Articles

Sinewave solar inverter also functions as UPS
14 November 2007, Current Automation
Mean Well launched a DC/AC power inverter with UPS and solar charging function. The new TN-1500 series targets the renewal energy market. The true sinewave inverter can provide 1500 W continuously, 1725 ...

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ZigBee wireless platform enables 20-year battery life
14 November 2007, EBV Electrolink, Altron Arrow
Freescale Semiconductor introduced a single-chip platform solution based on the ZigBee specification, designed to deliver the industry's lowest power consumption and highest performance. The MC1322x platform ...

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Power factor correction controllers enhanced
14 November 2007, Electrocomp
The BR6000 family of PFC controllers from Epcos has been equipped with a set of additional features. The controllers now offer automatic initialisation with identification of the connected PFC system ...

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480 W DIN rail power supply
14 November 2007, Vepac Electronics
XP Power has introduced the latest addition to the DNR range of DIN rail mounted, industrial AC-DC power supplies. The DNR480, a single output 480 W model, offers universal input, accepting voltages from ...

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600 V HVICs integrate host of protection features
14 November 2007
International Rectifier has introduced a set of next-generation 600 V high-voltage integrated circuits (HVICs). The IRS212x family of single-channel gate drivers is suitable for motor control applications ...

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Switching regulator improves system efficiency
14 November 2007, Altron Arrow, EBV Electrolink
ON Semiconductor has introduced the NCP3065 switching regulator designed to efficiently drive high brightness LEDs. The NCP3065 is a 1,5 A monolithic switching regulator that features a very low feedback ...

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Step-down converters simplify system design
31 October 2007, Hi-Q Electronics
AnalogicTech has introduced the AAT1112 and AAT1145 constant-frequency current-mode step-down converters. Available in a small, 3 x 3 mm TDFN package, these converters require no external compensation ...

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Low-dropout voltage regulators explained
17 October 2007
This article introduces the basic topologies and suggests good practical usage for ensuring stable operation of low-dropout voltage regulators (LDOs). We will also discuss design characteristics of Analog ...

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Fanless 100 W ATX power supplies
17 October 2007, Current Automation
Mean Well has introduced a new range of switching power supplies for fanless ATX power in an adaptor-type plastic enclosure. The ATX-100 is rated for 100 W continuously and possesses the capability of ...

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Efficient power management controllers for notebooks
17 October 2007, Altron Arrow, EBV Electrolink
ON Semiconductor has expanded its computing products portfolio with the introduction of three new power controllers, specifically designed to meet the efficiency requirements of notebook PCs. The NCP5371, ...

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UPS selection when failure is not an option
17 October 2007
South Africa's fast growing economy places a high demand on production which cannot afford downtime due to power outages. Loss of production results in loss of revenue and with power failures being at ...

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Open-frame power supplies suited to medical equipment
17 October 2007
Astrodyne has developed two new series of miniature, open-frame modular switching power supplies. In a small mechanical footprint measuring only 50 mm x 100 mm x 30 mm (W x L x H), both the ASM40 and ...

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New 5 W DC-DC converter series
17 October 2007, Current Automation
Mean Well has introduced the new NSD05 series of 5 W on-board type DC-DC converters to expand its range of low wattage DC-DC products. This new series complements the NSD-10 (10 W) and NSD-15 (15 W) series ...

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Scalable multiphase converter chipset shrinks powertrain footprint
17 October 2007
International Rectifier has expanded its XPhase family of scalable multiphase converter chipsets with the introduction of the IR3500 Control IC and IR3505 Phase IC. The new XPhase chipset provides a full-featured ...

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High voltage DC-DC converter
17 October 2007, CST Electronics
Maxim's MAX15020 is a high voltage DC-DC converter capable of delivering up to 2 A of output current, while operating with switching frequencies up to 500 kHz. The high switching frequency, along with ...

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Using modular DC-DC converters for railway applications
17 October 2007
In Europe, the performance of electrical and electronic equipment in railway applications is governed by two international standards. The one most frequently cited in design specifications is the document ...

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Compact multiple output 100 W AC-DC power supplies
17 October 2007, Vepac Electronics
XP Power's ECM100 series of open frame, multiple output 100 W AC-DC power supplies offers dual, triple and quad output variants with a total of 15 models in the range, and complements the single output ...

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Power over Ethernet Plus - ensuring infrastructure support for emerging technologies
17 October 2007
Since the approval of the recommendations set forth by the Institute of Electrical and Electronics Engineers (IEEE) 802.3af task force in 2003, Power over Ethernet (PoE) equipment vendors have been designing ...

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High performance transistors increase power supply power density
17 October 2007, Altron Arrow
Zetex Semiconductors has introduced a series of miniature NPN and PNP transistors for MOSFET gate driving in latest generation power supplies. Provided in the SOT23FF package, with a footprint of 2,5 ...

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Power switch optimises flyback power supply designs
17 October 2007, Altron Arrow
Fairchild Semiconductor has introduced the Green FPS e-Series, a new family of Fairchild Power Switch (FPS) products that provides high energy efficiency and system reliability in DVD player, set-top ...

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