The ZS4742A-AF-H is a high-performance unidirectional TVS diode manufactured by FORMOSA MICROSEMI. Supreme Components International is an authorised distributor of FORMOSA MICROSEMI components, ensuring you receive genuine and reliable parts. This diode is specifically designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. With a power dissipation rating of 400W, the ZS4742A-AF-H offers robust overvoltage protection. Its DO-214AC (SMA) surface-mount package allows for easy integration into printed circuit boards. This TVS diode is ideal for use in a wide range of applications, including automotive, industrial, and consumer electronics, where transient voltage protection is critical. Choose the ZS4742A-AF-H for dependable circuit protection.