If holding current of a thyristor is 2 mA then latching current should be_____? August 9, 2021March 2, 2018 by admin If holding current of a thyristor is 2 mA then latching current should be_____? A. 0.01 A. B. 0.002 A. C. 0.009 A.D. 0.004 A.