Power Electronics A to Z Blog

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How Crowbar Protection Circuit (Over Voltage Protection) Works?

Over Voltage Protection - How Crowbar Circuit Works?  The Crowbar protection circuit is a fail-safe protection circuit. It protects the load against overvoltages. It is placed across the power supply output terminals.  The crowbar circuit mechanism contains,...

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Diode Power Loss Calculation

How to Calculate Power Dissipation of Diode? Introduction: Before proceeding further just remember the following points about the diode: When the diode is forward biased ( Anode is positive with respective to cathode), it...

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Thyristor Turn OFF Methods in Chopper Circuits

Chopper Circuit SCR Turn OFF Methods In this short post, let us discuss about various methods to turn OFF/openning the conducting thyristors in the DC chopper circuits. Before proceeding further is recommened to refresh...