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Selecting power supplies for peak load applications

Specifying an AC-DC power supply for systems with peak load requirements that are higher than the normal power requireme...

Technical Articles

Electrolytic capacitor lifetime in power supplies

The service life of electrolytic capacitors is an increasingly key design parameter in power supplies.

Technical Articles

Hints and tips on the use of cooling fans for power supplies

Thermal management of modern power supplies is becoming increasingly important due to smaller heat sinks volumes and hig...

Technical Articles

Energy efficiency for external power supplies (EPS)

Controlling the power consumed by external power supplies is important for continuity of the energy supply and reduction...

Technical Articles

Overcoming patient leakage current issues

Patient leakage current and ways of reducing and controlling it for the most stringent medical applications

Technical Articles

Engineers guide to selecting power supplies for LED lighting applications

Traditionally, lighting comprised some form of incandescent, fluorescent or halogen lamps. That has changed with the eve...

Technical Articles

Understanding efficiency: Looking for the worst-case scenario

It’s standard practice to put the best-case scenario on data sheets, but how does that differ from the efficiency that c...

Technical Articles

Power supply de-rating in practice

In recent years it has become commonplace for some manufacturers to increase the power rating of the product and specify...

Technical Articles

Reliability in electronics

What lies behind the figures and what significance should be attached to them.

Technical Articles

Getting More for Less

Examining the power efficiency of medical electronic equipment in a typical European hospital

Technical Articles

The case for custom power supplies in low to medium volume applications

The specification you need, not the one that happens to be available.

Technical Articles

Power factor - concisely explained

Difference between VA & Watts, definition of VAR & graphical representation of real power, reactive power, apparent powe...

Technical Articles