The MCR106G-8-TF3-T from Unisonic Technologies is a Silicon Controlled Rectifier with Breakover Voltage 600 V, Breakover Current 25 A, Gate Trigger Voltage 1 V, Gate Trigger Current 200 to 500 uA, Temperature Operating Range -40 to 110 Degree C. Tags: Through Hole. More details for MCR106G-8-TF3-T can be seen below.