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Green mode fly-back converters

Many power supply products are marketed under the “Green Power” label meaning that they are designed to maximise efficie...

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AC Input Current & Harmonics

As a result of the peak rectification techniques used in power supplies, harmonic currents are generated. To limit these...

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Power supply applications with output voltages exceeding 60VDC

Most commercially available power supplies have output voltages ranging from 3V3 to 54VDC. However, there are many end...

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Low profile full brick baseplate cooled AC-DC power supplies require no external components

XP Power’s ASB110 series provides a complete baseplate-cooled AC-DC power supply module that requires no external compon...

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Different methods of measuring component temperatures

The two main ways of measuring temperatures are by thermocouple or by optical methods, whether IR camera or thermometer.

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Understanding Isolation Ratings in High Voltage Power Supplies

“My 10 kV power supply has an isolation rating of only 3500V, why is that?” This is a common initial reaction when revi...

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Reliability Terminology - Power Supplies

Failure Rate λ Failure rate is defined as the percentage of units failing per unit time. This varies throughout the...

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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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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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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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