The BTA16-800B with TO-220 TRIACs ROHS is a reliable and efficient power switching semiconductor device made by Kang Yang. It is RoHS compliant, and features an active gate trigger current of 4mA, a maximum collector-emitter voltage of 800V, an on-state current rating of 16A, and a holding current of 0.7A. It is designed to control and switch AC power for high frequency applications, and features a robust and reliable TO-220 package, allowing it to be used in a wide range of applications. It is suitable for use in a variety of commercial, industrial, and residential applications.