The MAC223A6,127 with Thyristor TRIAC is a 400 Volt, 230 Amp, 3 pin (3+Tab) TO-220AB Tube manufactured by WeEn Semiconductor. The device is specifically designed for use in AC switching and phase control applications, with high load current capability and low on-state voltage losses. It features a trigger current up to 150mA, a breakover current up to 110mA, and a maximum on-state current up to 230A. It is typically used as a digital switching device in thyristors, TRIACs, and other AC switching circuits. The device has a thermal resistance of 0.25°C/W, and a maximum temperature of 150°C. It is provided in a tube package for ease of mounting, and is RoHS compliant.