STMicroelectronics Surface Mount 3-Pin TRIAC with 800 V Repetitive Peak Reverse Voltage and 1.3 V Gate Trigger T405-800B-TR

STMicroelectronics T405-800B-TR is a surface mount 3-pin TRIAC designed for efficient AC power control and switching applications. Featuring a repetitive peak reverse voltage rating of 800 V and a low gate trigger voltage of 1.3 V, this device enables precise and reliable control in various industrial and consumer electronic circuits.

This TRIAC supports an average on-state current current of 4 A and a high surge current rating of 31 A, making it suitable for switching moderate power loads with robustness. The device comes in a compact TO-252 package with overall length of 6.73 mm and height of 2.4 mm, facilitating PCB space-saving designs and surface mount assembly.

Operating temperature range extends from -40°C to 150°C, supporting a wide range of environmental conditions for industrial, HVAC, and home appliance control systems. The gate trigger current and voltage are kept low (5 mA and 1.3 V respectively), reducing the drive circuitry power requirements.

Reliable switching with rated average current of 4 A. Handles surge currents up to 31 A for transient robustness. Compact TO-252 surface mount package for efficient PCB layout. Wide operating temperature range from -40°C to 150°C for diverse applications.

Low gate trigger voltage and current enable efficient drive. Minimal leakage current when off ensures energy savings. Peak on-state voltage of 1.56 V reduces conduction losses. Single 3-pin configuration for simplified circuit integration.

This product is ideally used in industrial power control, lighting dimmers, motor speed controllers, and heating element regulators. Its reliable performance supports use in manufacturing equipment, HVAC installations, and other commercial electronic systems requiring solid-state switching.

Country of origin: China. Explore more semiconductor discrete components and TRIACs at EnvMart for your electronic component sourcing needs.