The CR03AML-16-E-AA3-R from Unisonic Technologies is a Silicon Controlled Rectifier with Breakover Voltage 800 V, Breakover Current 20 A, Gate Trigger Voltage 0.8 V, Gate Trigger Current 20 to 100 uA, Temperature Operating Range -40 to 110 Degree C. Tags: Surface Mount. More details for CR03AML-16-E-AA3-R can be seen below.