AY1112H-TR is a phase-controlled thyristor from STMicroelectronics. It is a low voltage, phase-controlled rectifier designed to provide power rectification in AC line voltage applications. It is capable of operating with supply voltages up to 30 V and has a maximum operating frequency of 40 Hz. With its fast switching technology, the AY1112H-TR offers low forward voltage drop and relatively low conduction losses. The device features low power losses under all operating conditions, making it ideal for power conversion applications like AC-DC converters, DC-DC converters, power factor regulation, and motor control. Additionally, the AY1112H-TR has a low on-state resistance and excellent thermal characteristics, providing low thermal stress to power semiconductor components.