THYRISTOR, 20A, 600V, TO-220; Peak Repetitive Off-State Voltage, Vdrm:600V; Gate Trigger Current Max, Igt:30mA; Current It av:20A; On State RMS Current IT(rms):20A; Peak Non Rep Surge Current Itsm 50Hz:255A; Holding Current Max Ih:40mA; Gate Trigger Voltage Max Vgt:1.5V; Operating Temperature Range:-40°C to +125°C; Thyristor Case:TO-220AB; No. of Pins:3; SVHC:No SVHC (19-Dec-2011); Current Itsm:300A; Package / Case:TO-220; Repetitive Reverse Voltage Vrrm Max:600V; Termination Type:Through Hole; Thyristor Type:Thyristor