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Latch-up occurs in an IGBT when

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+1 vote
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in Power Electronics by (27.1k points)
Latch-up occurs in an IGBT when

(a) Vce reaches a certain value

(b) Ic reaches a certain value

(c) Ig reaches a certain value

(d) the device temperature reaches a certain value

This question was addressed to me in an internship interview.

Query is from IGBTs-2 topic in chapter Power Electronics Devices of Power Electronics

1 Answer

0 votes
by (45.1k points)
Correct option is (b) Ic reaches a certain value

Explanation: Latch up occurs when the current through the device (Ic) collector current increases beyond a certain value.

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