Power Electronics / Power Management


Latest Articles

PCB-mount AC-DC power supply
28 November 2012, Accutronics
Calex’s Model 2.15.350 is a low-noise linear power supply which provides an output of ±15 V d.c. @ 350 mA. It can be powered from 100, 115, 220, 230 or 240 V a.c. and is characterised by tight regulation ...

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Power entry modules
28 November 2012
TE Connectivity’s new Medium P series power entry modules are a medium-performance addition to the already existing Corcom P Series offering. They are suitable for applications with increased attenuation ...

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SEPIC/boost controller for automotive applications
28 November 2012
ON Semiconductor has released the NCV898031, an adjustable output non-synchronous, single-ended primary-inductor converter (SEPIC)/boost controller targeted for use in automotive applications. With ...

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Current-operated switches
28 November 2012, Denver Technical Products
Denver Technical Products is offering the DS 3 series of current operated switches manufactured by NK Technologies. The units combine a Hall Effect sensor, signal conditioner and a limit alarm into a ...

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Miniature board-mount power supplies
28 November 2012, Vepac Electronics
XP Power announced the launch of what it believes to be the world’s smallest 5 and 10 Watt single output AC-DC power supplies. Measuring just 25,4 x 25,4 x 15,24 mm, the miniature 5 Watt ECE05 series ...

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Power module with 65 V transient protection
28 November 2012, Altron Arrow
Texas Instruments introduced a new power module with 65 V transient protection that integrates a DC-DC converter, inductor and passives in a small, easy-to-use package. The 2,5 A TPS84250 meets the ...

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N-channel power MOSFETs
28 November 2012, EBV Electrolink
Vishay rolled out its E Series of 600 V power MOSFETs with 17 new devices in eight packages that extend the on-resistance range of the family from 39 mΩ to 600 mΩ at 10 V, and broaden its maximum current ...

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10 A Schottky rectifiers
28 November 2012, MB Silicon Systems
Central Semiconductor has introduced two new high-performance 10 A silicon Schottky rectifiers ideal for applications requiring a low-profile bypass diode, such as solar panels. The CTLSH10-45M364, rated ...

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LED drivers for street and outdoor lighting
28 November 2012, Brabek
Recom’s new RACD100 and RACD150 series are designed for indoor and outdoor applications running on 115 V a.c., 230 V a.c. or even up to 277 V a.c. Applications include street and walkway lighting, LED ...

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Broad release of power supplies and converters
14 November 2012
Tracopower has launched a slew of new power supply and conversion products, allowing the manufacturer to offer a range covering low-power (1–240 W) DC-DC converter modules, encapsulated AC-DC power modules ...

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DIN-rail power supplies
14 November 2012, Current Automation
Featuring 340 to 550 V a.c. three-phase input range, the units can only capture two phases out of the three but still be operated by derating power during phase failure. The slim design of 110 mm in ...

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20 W buck/boost LED drivers
14 November 2012, Brabek
Standard LED drivers (buck topology) require that the input voltage be higher than the output voltage. This may result in problems when working with the newest high-power LEDs and powering them from ...

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Synchronous buck regulator
14 November 2012, CST Electronics
The MIC261203 from Micrel is a constant-frequency, synchronous DC-DC buck regulator featuring adaptive on-time control architecture. It operates over a supply range of 4,5 V to 28 V and has an internal ...

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Step-down regulator with fail-safe load protection
14 November 2012, Altron Arrow
Linear Technology’s new LTM4641 is a 4,5 V to 38 V input, 0,6 V to 6 V output, 10 A step-down µModule regulator with comprehensive electrical and thermal protection for loads such as processors, ASICs ...

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Single output power supplies
14 November 2012, Vepac Electronics, Accutronics
TDK-Lambda has released the new ZWS-BP series of single output, PCB-type AC-DC power supplies. Based on the ZWS series, the ZWS-BP is 30% smaller than its predecessor, thus simplifying equipment design, ...

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IGBTs for appliance motor drives
14 November 2012, Future Electronics
International Rectifier has expanded its family of insulated gate bipolar transistors (IGBTs) with the introduction of the IRGR4045DPbF and IRGS4045DPbF. The new 600 V trench ultrafast IGBTs offer enhanced ...

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Infineon boosts power density with PowerStage 3x3 package
14 November 2012
Power Semiconductors are facing rising demands. Faster switching frequencies and higher operating temperatures provide a challenge for packaging and system concepts. Notebooks of today and tomorrow ...

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Power supplies for medical systems
14 November 2012, Current Automation
In response to the demands for high reliability placed on power supplies in the medical market, Mean Well has developed the MSP-100 and MSP-200 families of AC-DC, enclosed type units. The 100 W and 200 ...

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Watt/power factor/VA transducer
14 November 2012, Denver Technical Products
Denver Technical Products is offering a new, highly accurate (0,25%) AC Watt/power factor/VA transducer. The PC20 provides three separate outputs proportional to true power, VA and power factor for use ...

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Half-brick power module for PoE
14 November 2012
Murata has designed its EMH-54/3-Q48N-C power module specifically for Power-over-Ethernet (PoE) applications. The device provides a 54 V SELV output, 2250 V d.c isolation and a basic insulation system ...

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