The BT137S-600,118 is a discrete NXP-branded SCR (Silicon Controlled Rectifier) Thyristors, which operate with a rated blocking voltage of 600 volts and a minimum gate current trigger of 18mA. This device offers high commutation capability and excellent dynamic performance, making it suitable for controlling circuit applications, and controlling AC motor speed control applications. The BT137S-600,118 is designed to give excellent reliability with low thermal and electrical stress, making it ideal for high power AC and DC applications.