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Which among the following anode current waveforms will have the minimum junction temperature?

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+1 vote
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in Power Electronics by (27.1k points)
Which among the following anode current waveforms will have the minimum junction temperature?

(a) 100 % DC

(b) 25 % DC

(c) 50 % DC

(d) AC

I had been asked this question during an interview.

My doubt is from Thyristor Ratings in chapter Power Electronics Devices of Power Electronics

1 Answer

0 votes
by (45.1k points)
Right answer is (b) 25 % DC

The explanation: N % DC is nothing but a wave with n % duty cycle. Lower the Duty cycle lesser is the current flowing & lesser is the temperature dissipation.

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