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The reverse recovery time of a diode is trr = 3 μs and the rate of fall of the diode current (di/dt) = 30 A/μs. Determine the storage charge.

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The reverse recovery time of a diode is trr = 3 μs and the rate of fall of the diode current (di/dt) = 30 A/μs. Determine the storage charge.

(a) 145 μs

(b) 135 μs

(c) 0

(d) none of the mentioned

I had been asked this question in an online quiz.

The above asked question is from Miscellaneous topic in division Applications, Cycloconverters and  Miscellaneous of Power Electronics

1 Answer

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by (45.1k points)
Correct choice is (b) 135 μs

To elaborate: Storage charge = (1/2) x (di/dt) x (trr)^2 = 135 μs.

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