TRIAC, 400V, 4A, TO220; Peak Repetitive Off-State Voltage, Vdrm:400V; Gate Trigger Current Max, Igt:3mA; On State RMS Current IT(rms):4A; Peak Non Rep Surge Current Itsm 50Hz:33A; Holding Current Max Ih:5mA; Gate Trigger Voltage Max Vgt:1.3V; Operating Temperature Range:-40°C to +110°C; Thyristor Case:TO-220AB; No. of Pins:3; SVHC:No SVHC (18-Jun-2012)