BUY BT138-600E https://www.utsource.net/itm/p/956801.html
Triacs sensitive gate
Description: Triac Features: 600V, 4A Low thermal resistance High commutation capability High surge current capability High dv/dt capability High noise immunity Low gate trigger current Low gate trigger voltage High commutation speed Low on-state voltage Low thermal runaway Application: The BT138-600E is a Triac used in a variety of applications such as AC motor control, lighting control, heater control, and power switching. It is suitable for use in industrial and domestic appliances, as well as in lighting and heating control systems. (For reference only)