The T0435NU-R-A from Sino-Microelectronics is a Triac with Breakover Voltage -800 to 800 V, Breakover Current 25 to 27 A, Gate Trigger Voltage 0.7 to 1.5 V, Gate Trigger Current 2 to 35 mA, Temperature Operating Range -40 to 150 Degree C. Tags: Surface Mount. More details for T0435NU-R-A can be seen below.