engineering recuitment GATE EE 2023-24 Test Series Power Electronics and Drives Thyristors Switching Characteristics of Thyristors
A voltage across SCR is 1 V when it is conducting. It has holding current, of 2 mA when gate current (IG) = 0. If the SCR is triggered on by momentary pulse of gate current, to what value must VA be reduced in order to turn the SCR off?
The figure is shown below.
1
0.91 V
2
1.42 V
3
1.09 V
4
1.21 V