Radio Amateur Quiz Canadian License

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Question A-004-001-009

What are the two major ratings that must not be exceeded for silicon-diode rectifiers used in power-supply circuits?

Correct Answer

Peak inverse voltage average forward current

Explanation

For reliable operation, rectifier diodes must be chosen such that their Peak Inverse Voltage (PIV) rating is greater than the maximum reverse voltage they will experience, and their average forward current rating exceeds the expected DC load current.

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