The BT151S-650R is part of WeEn Semiconductor's Thyristor product line. The BT151S-650R is a standard-sensitive SCR, abbreviated for silicon-controlled rectifier, with an SCR output current rating of 650A. It is designed for AC and DC applications up to 400V and offers a turn-on current of 34mA. With a repetitive reverse peak voltage of 1500V, the BT151S-650R has a superior surge capability making it an ideal choice for switched mode power supplies, motor control, soft start, and other power electronics applications. Additionally, this product is available in TO-220AB and TO-220FPAB packages.