The BT136S-600E,118 part is a Thyristor SCR manufactured by NXP Semiconductors. This thyristor is a surface mounted, four-layer device designed for operation at high temperatures. It features a low on-state voltage drop, low gate current, and bidirectional triggering. The BT136S-600E,118 is a highly reliable solution suitable for temperature-sensitive applications such as lighting control, motor control and interface circuits. It is UL approved and provides a wide operating temperature range of up to 175°C.