The BTA16-600B from Youfeng Microelectronics is a Triac with Breakover Voltage 600 V, Breakover Current 160 A, Gate Trigger Voltage 1.3 V, Gate Trigger Current 50 to 100 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for BTA16-600B can be seen below.