The 5.0SMCJ78A-Q1-H is a high-reliability Transient Voltage Suppressor (TVS) diode from Formosa Microsemi, designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). This device features a standoff voltage of 78V with a 5% tolerance. Encased in a compact SMC (DO-214AB) package, it offers excellent surge handling capability and a fast response time. The 5.0SMCJ78A-Q1-H is suitable for automotive, industrial, and telecommunications applications where robust overvoltage protection is critical. Supreme Components International is an authorized distributor of Formosa Microsemi, ensuring you receive genuine and high-quality components.