engineering recuitment GATE EE 2023-24 Test Series Power Electronics and Drives Thyristors Characteristics of Thyristor
An SCR is connected in series with a 50 Ω resistor and a 0.5 H inductor, across a 250 V, DC supply. If the width of the firing pulse is 50 μs, at what value of the latching current will the SCR be triggered? (Assume ex ≈ 1 + x)
1
10 mA
2
15 mA
3
20 mA
4
25 mA