The Z0103 is a TRIAC manufactured by Kang Yang in a SOT-223 package. It is compliant with the Restriction of Hazardous Substances (RoHS) directive and is a type of electrical switch that can be used to control and switch AC current. It is available in a variety of current ratings (5, 8, 12, 16, 20, and 25A) and voltages (200 to 600 Volts). It features surge immunity of up to 8A and reduced gate trigger current. It is both UL and VDE certified, making it suitable for use in many applications. The Z0103 is ideal for high-current switching applications and is widely used in automotive, industrial, consumer electronics, and medical industries.