STMicroelectronics Thyristor SCR TO-247 Package 800 V, 50 A, 1.55 V TM8050H-8W

STMicroelectronics TM8050H-8W is a high-performance Silicon Controlled Rectifier (SCR) thyristor designed for robust general-purpose power switching applications. Housed in a TO-247 package, this thyristor delivers a repetitive peak reverse voltage rating of 800 volts and a rated average on-state current of 50 amperes, making it suitable for demanding industrial and electronic control uses.

This thyristor supports a surge current rating of 731 amperes, allowing it to withstand transient overloads safely. The device's maximum gate trigger current is 50 milliamperes, enabling sensitive gate drive control for efficient switching. It features a maximum holding current of 100 milliamperes and a peak on-state voltage of 1.55 volts, ensuring low power dissipation during operation.

The operating temperature range from -40°C to 150°C enables this component to function reliably across harsh thermal environments. The three-pin, through-hole mount design offers ease of assembly and robust mechanical connection in power electronic circuits.

STMicroelectronics provides a wide range of such thyristors with voltage ratings from 400 to 1200 volts and current capabilities up to 50 amperes. These devices are optimized for power switching, control, and regulation tasks in industrial, HVAC, motor control, and power conversion applications.

The TM8050H-8W is ideal for use in AC/DC power control, motor drives, industrial automation, and power management systems where durability and efficient electrical performance are critical. This device is intended for new designs requiring reliable, industrial-grade thyristors with stable trigger and conduction properties.

Rated average on-state current is 50 amps for reliable power handling. Surge current rating of 731 amps supports transient loads. Maximum gate trigger current of 50 mA ensures sensitive switching control. Package type TO-247 allows through-hole mounting for secure installation.

Operating temperature range spans from -40°C up to 150°C for versatile applications. Repetitive peak reverse voltage is rated at 800 V for robust blocking capability. Maximum holding current of 100 mA ensures device stability during conduction.

Peak on-state voltage is maintained at 1.55 V to minimize power loss. Three-pin configuration supports easy integration into circuits. Explore more STM Thyristors and semiconductor devices at EnvMart for your industrial and electronic projects.