This part is a kind of semiconductor called 2N6343.

Function of this product has TRIACS Silicon Bidirectional Triode Thyristors.

Manufacturers : Motorola Inc

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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by 2N6342/D Triacs Silicon Bidirectional Triode Thyristors . . . designed primarily for full-wave ac control applications, such as light dimmers, motor controls, heating controls and power supplies; or wherever full-wave silicon gate controlled solid-state devices are needed. Triac type thyristors switch from a blocking to a conducting state for either polarity of applied anode voltage with positive or negative gate triggering. • Blocking Voltage to 800 Volts • All Diffused and Glass Passivated Junctions for Greater Parameter Uniformity and Stability • Small, Rugged, Thermowatt Construction for Low Thermal Resistance, High Heat Dissipation and Durability • Gate Triggering Guaranteed in Two Modes (2N6342, 2N6343, 2N6344, [ ... ]

2N6343 PDF Datasheet Download