This post explains a technique during which any ready made SMPS could be changed into a variable current smps circuit making use of just a few external jumper links. In […]

The article explains a transformerless power supply circuit which works with zero crossing detection circuit to ensure a surge free output for the connected load. An AC information without a […]

This article discusses a few basic circuits for DC over voltage protection crowbars. With the description that follows, let’s discover how each crowbar circuit operates. Definition of Crowbar Circuit The […]