STMicroelectronics Surface Mount 3-Pin TRIAC 800 V, Gate Trigger 1 V ACST410-8BTR

STMicroelectronics ACST410-8BTR is a high-performance 3-Pin TRIAC designed for surface mounting applications. It is rated to withstand a repetitive peak reverse voltage of 800 V and features a sensitive gate trigger voltage of 1 V, optimizing it for low power triggering in AC load switching circuits.

This TRIAC, packaged in a TO-252 form factor with compact dimensions (2.4 mm height and 6.73 mm length), supports a rated average on-state current of 4 A and can withstand surge currents up to 32 A. It incorporates a high voltage clamping device that protects against inductive load switch-off transients, enhancing circuit reliability and protecting connected components.

Its maximum gate trigger current of 10 mA and maximum holding current of 20 mA afford precise control and stable latching behavior. Operating temperature ranges from -40°C to 125°C, making it suitable for demanding environments in industrial, manufacturing, HVAC, and power control applications.

This device is ideal for use in AC power control and switching, especially in circuits requiring ruggedness against line transients and inductive load switching. Its reliable performance and surface mount packaging ensure efficient PCB integration in modern electronic devices.

The device supports a rated average on-state current of 4 A. It features a TO-252 package type suitable for surface mounting. Maximum gate trigger current is 10 mA for easy triggering. Repetitive peak reverse voltage rating is 800 V.

Surge current rating is robust at 32 A. Operation temperature range is from -40°C to 125°C. Height and length are compact at 2.4 mm and 6.73 mm respectively. Maximum gate trigger voltage is 1 V with holding current of 20 mA.

Peak gate power dissipation rated at 10 W. Designed for over-voltage protection and inductive load turn-off energy absorption.

Suitable for industrial, HVAC, manufacturing, and power control circuits requiring reliable AC switching and protection against voltage transients. STMicroelectronics provides quality semiconductor solutions supporting innovative power management.

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