The 3.0SMCJ40A-H is a high-performance 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 specifically designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. With a power dissipation rating of 3000W and a reverse standoff voltage of 40V, the 3.0SMCJ40A-H offers robust protection in a compact SMC package. Its fast response time and low clamping voltage make it an excellent choice for safeguarding a wide range of applications, including telecommunications equipment, industrial controls, and consumer electronics. Trust Supreme Components International for your TVS diode needs.