BT169D TO-92 800MA 400V Thyristor is a high-performance semiconductor device designed for controlling high voltages and currents in various electronic applications. Its compact TO-92 package makes it ideal for space-constrained designs, while its 800MA current handling capability and 400V voltage rating ensure robust performance in challenging environments. As a vital component in consumer electronics, industrial controls, and more, this Tristör offers reliable switching performance with minimal power loss.