The 2N2322 from Central Semiconductor is a Silicon Controlled Rectifier with Breakover Voltage 25 V, Breakover Current 1.6 A, Gate Trigger Voltage 0.8 V, Gate Trigger Current 0.0002 A, Temperature Operating Range -65 to 125 Degree C. Tags: Through Hole. More details for 2N2322 can be seen below.