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Which of the following devices provide complete isolation between triggering circuit and power circuit?

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in Power Electronics by (27.1k points)
Which of the following devices provide complete isolation between triggering circuit and power circuit?

(a) PUT

(b) LASCR

(c) SUS

(d) DIAC

I have been asked this question during an interview.

This interesting question is from Other Thyristor Members-1 topic in section Power Electronics Devices of Power Electronics

1 Answer

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by (45.1k points)
Correct option is (b) LASCR

Easiest explanation: Complete Isolation between triggering circuit & power circuit is the major advantage of using LASCR as they are light activated or light trigged.

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