WeEn Semiconductors Co., Ltd Through Hole 3-Pin TRIAC 16A 800V Gate Trigger 1.5V BT139-800,127

WeEn Semiconductors Co., Ltd BT139-800,127 is a high-performance Through Hole mounted TRIAC designed for switching and control in AC power applications. Rated for an average on-state current of 16A and repetitive peak reverse voltage of 800V, this TRIAC is ideal for industrial, residential, and commercial use where reliable AC control is required. The device operates with a low gate trigger voltage of 1.5V and a maximum trigger current of 70mA, enabling efficient switching in various circuit designs.

Encased in a TO-220 package with a 3-pin configuration, it ensures simple integration into through-hole PCB designs and robustness in handling surge currents up to 170A. Its wide operational temperature range from -40°C to 125°C supports performance stability in diverse environmental conditions.

This TRIAC complies with the RoHS environmental directive, confirming its safety and sustainability for modern electronics manufacturing. Physical dimensions measuring 9.4mm in height and 10.3mm in length provide compactness without compromising durability.

Rated average on-state current: 16A. Peak repetitive reverse voltage: 800V. Maximum gate trigger voltage: 1.5V. Surge current capability: 170A. Suitable for industrial and commercial AC switching applications. TO-220 package, 3-pin through-hole mount.

Wide temperature operation range -40°C to 125°C. RoHS compliant for environmental safety.

Used extensively in industrial control systems, HVAC equipment, lighting controls, and power regulation circuits, this TRIAC offers reliable performance and long service life. Its compact TO-220 package facilitates heat dissipation and easy mounting for electrical engineers and system integrators.

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