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Energy efficiency for external power supplies (EPS)

Energy efficiency legislation is now in place across most regions of the world. In the main, the focus of these regulati...

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Green mode LLC half bridge converters

Power supplies marketed under the “Green” label are designed to maximise efficiency across the load range (average activ...

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Baseplate cooled, CCH400-600 series of power supplies

Meet compliance with both industry and military-grade approvals. They operate over a wide temperature range and feature...


Determine System EMI Characteristics Early in System Design Phase

Often in the commercial, industrial, medical and military industries, system engineers wait until system qualification b...

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ECP180 series of power supplies

120 Watts with convection-cooling and 180 Watts with force-cooling, all in a 2 x 4 x 1" package.


MIL-STD-1275 Compliance for power systems made easy.

The US Department of Defense Standard MIL-STD 1275 is an immunity standard that defines a series of test conditions to b...

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Miniature PCB Mount 5 W AC-DC power supply meets international medical safety standards

The EME05 series of ultra-compact, single output, 5 Watt AC-DC power supplies are believed to be one of the smallest 5 W...

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Supplying an AC-DC Power Supply from a DC source

A frequently asked question concerns the suitability of using an AC/DC power supply with a DC source. There are two part...

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Half brick 150 Watt DC-DC converters offer ultra wide 8:1 input range

QSB150 series of 150 Watt half brick DC-DC converters aimed at a wide range of applications where an ultra-wide input ra...


Rugged, industrial construction, SHP-MHP series of power supplies

SHP and MHP Series AC-DC power supplies designed to meet industrial and medical approvals.


DEF-STD 59-411 and the challenge of Land Class A

DEF STD 59-411 was issued by the UK Ministry of Defence in 2007 for land, sea and air equipment. It replaced DEF STD 59...

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New Version of EN61000-3-2, The Harmonic Current Standard

EN61000-3-2:2006+A2:2009 is the present standard for limits for harmonic current emissions for equipment with an input c...

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