The MDC265-24io3 from Littelfuse is a Silicon Controlled Rectifier with Breakover Voltage 2400 V, Breakover Current 280 A, Gate Trigger Voltage 0.8 V, Gate Trigger Current 765 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for MDC265-24io3 can be seen below.