The P4SMASF30A-Q1-H is a surface mount Transient Voltage Suppressor (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 TVS diode is designed to protect sensitive electronic circuits from voltage transients caused by electrostatic discharge (ESD), lightning, and inductive load switching. With a standoff voltage of 30V and a peak pulse power dissipation of 400W, the P4SMASF30A-Q1-H provides robust overvoltage protection. Its surface mount package allows for easy integration into printed circuit boards, saving valuable space. This TVS diode is ideal for use in a wide range of applications, including automotive, industrial, and consumer electronics. Trust Supreme Components International for your TVS diode needs.