A PQ expert can link an abnormal current or voltage waveform to an abnormal condition on a power system just as a handwriting expert matches a signature to a person. Many facilities now have online ...

Protecting susceptible electronic equipment from AC power line disturbances is a major concern for most people, whether their business environment is commercial or industrial. No matter what the ...

Read the introduction to this series in Part 1, and the conclusion in Part 3, which covers stability. This is Part 2 of a three-part series which discusses how to properly test a DC/DC power supply to ...

Electronic products must pass somelevel of immunity tests when subjected to conducted or radiatedenergy. Some of those tests include subjecting the equipment undertest to electrical impulses–short ...

The first major performance item to review is large-signal load-transient response performance. Here, a large-signal phrase is used in contrast to a small-signal. A small-signal transient literally ...

ABB has released the Switching Control Sentinel (SCS) device designed for high-voltage circuit breakers. Voltage and current transients generated during switching of high-voltage circuit breakers are ...

This file type includes high resolution graphics and schematics when applicable. For many, a good rule of thumb for switch-mode power designs has been that hard switching is easy, and soft switching ...

Here, Rich Miron, Applications Engineer at Digi-Key Electronics explores the operation of switch mode power supplies and explores make Vs. buy decision process for power supplies. Miron also ...