Power Electronics / Power Management


Latest Articles

Plug-and-play IGBT technology
19 August 2009, Infineon Technologies UK
Cost pressure, reduction of development times and decreased time to market have led to an increased number of standardised parts. Interfacing subsystems forming more complex devices are common among the ...

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Range of battery chargers
19 August 2009, MANTECH
Mantech Electronics is stocking the entire range of Mean Well battery chargers, from 120 W desktop enclosed models to 1000 W panel mounting models. The chargers are available with 90–120 V a.c./180–264 ...

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Energy harvesting powers wireless sensors
19 August 2009, Hi-Q Electronics
Jennic is providing a demonstration platform that successfully harvests thermal, solar, radio frequency (RF) and vibrational energy to power wireless sensor networks based on the IEEE802.15.4 standard ...

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Thermally efficient power brick array
19 August 2009
Vicor has announced the introduction of the new VI Brick BCM Array, a high-efficiency (typically 95%), high-power (up to 650 W), vertically mounted BCM array that provides isolation and conversion from ...

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Converter boosts 0,9 V to 42 V
19 August 2009, NuVision Electronics , ASIC Design Services
New from austriamicrosystems is the AS1344 high-voltage DC-DC boost converter optimised for biasing photodiodes, LCD or PMOLED displays powered by single cell batteries. At 15 V output voltage, the ...

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DIN-rail mountable power supplies
19 August 2009, Communica
The LI24 is a new range of slim power supplies from Mornsun. They feature an AC input range of between 85 and 264 V a.c. and DC input range of 120 to 370 V d.c., with output voltages of 5 V d.c. at 4 ...

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Regulator for lead-acid battery charging
19 August 2009, MANTECH
The PB137 from STMicroelectronics is a positive voltage regulator able to provide 1,5 A at 13,7 V and is intended to function as a charger for lead-acid batteries. Considering that it only requires ...

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Highly integrated Li+ battery monitor
19 August 2009, CST Electronics
Maxim has introduced the DS2741 current monitor/accumulator for cost-sensitive, lithium-ion (Li+) applications. Incorporating a high-side current-sense resistor, this 3 x 3 mm device allows users to connect ...

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Saving electricity costs for lighting
19 August 2009
A South African company called Electro Sense is claiming that it can offer its customers up to 85% on the cost of their electricity used for lighting, and the company is confident enough in its abilities ...

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Medical grade DC-DC converters
19 August 2009, Vepac Electronics
XP Power has released the JHM series of compact low-power isolated DC-DC converters. Offering 3 and 6 W board-mounted variants and packaged in an industry standard 24-pin DIP package, the converters conform ...

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Step-down voltage regulator
19 August 2009, MANTECH
The LM2576 series of regulators is ideally suited for easy and convenient design of a step-down switching regulator or buck converters. They are designed to minimise the number of external components ...

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High-temperature TRIACs
19 August 2009
STMicroelectronics has introduced a range of TRIACs with 10 mA gate sensitivity, specified for operation up to 150°C junction temperature without derating, enabling low-cost solutions for heaters, motors ...

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240 W enclosed power supplies
19 August 2009, Current Automation
Mean Well has launched the new SP-240 series to replace its soon-to-be-phased-out S-240 series of 240 W power supplies. The single-output enclosed type power supplies with built-in active power factor ...

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Motor efficiency depends upon power factor correction, too - Part 1
5 August 2009
Electric motor power efficiency has taken centre stage. Individuals, corporations, and governments are increasingly interested in saving power, now that technology can make it possible and economy demands ...

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Trilith IC and NovalithIC go Green
5 August 2009, Electrocomp, EBV Electrolink
Infineon has rolled out its ‘Green’ and ‘Robust’ solutions for the motor control product families Trilith IC and NovalithIC. The Trilith ICs are multipurpose, configurable full bridges integrated into ...

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Energy measurement SoC
5 August 2009, CST Electronics
Teridian Semiconductor has announced the availability of its first system-on-chip (SoC) for power outlet measurement and monitoring. The 78M6612 enables duplex AC power measurement for use by original ...

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Synchronous step-down controller
22 July 2009, NuVision Electronics
The MP2905 from Monolithic Power Systems is an hysteretic voltage-mode controlled, synchronous PWM buck controller. The output voltage can be regulated from 0,6 V to 0,9*VIN and the device achieves high ...

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28 V DC-DC converter modules
22 July 2009
Vicor has announced the addition of eight wide-input micro DC-DC converters to the 28 V d.c. input family. These models have nominal output voltages ranging from 3,3 to 48 V d.c. and a maximum power ...

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MOSFETs for POL applications
22 July 2009, Future Electronics
International Rectifier has launched a series of 25 V and 30 V N-channel trench HEXFET power MOSFETs featuring enhanced switching performance for synchronous buck converter and battery protection. The ...

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600 mA DC-DC converter
22 July 2009
Analog Devices has expanded its family of miniature switching regulators with a new 3 MHz step-down DC-DC converter optimised for high energy efficiencies in battery-powered portable devices. The ADP2108 ...

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