The TN4050HP-12WY from STMicroelectronics is a Silicon Controlled Rectifier that is designed for automotive onboard and stationary battery charger applications. It has a break-over voltage of up to 1200 V and a break-over current of less than 400 A. This thyristor has a gate trigger voltage of up to 1.3 V and a gate trigger current of 10 to 50 mA. It is capable of delivering superior performances and has a high junction temperature. This AEC-Q101 qualified thyristor is available in a through-hole package that measures 15.45 x 34.05 mm and is ideal for solid-state relays, on-board charger, capacitor-discharge, overvoltage crowbar protection, and power supply applications.