The SMF40A-MS-Q1-H is a high-performance Transient Voltage Suppressor (TVS) Diode manufactured by FORMOSA MICROSEMI. This surface-mount device is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. With a power dissipation of 400W and a standoff voltage of 40V, the SMF40A-MS-Q1-H provides robust protection against overvoltage conditions. Its compact size makes it suitable for a wide range of applications, including automotive, industrial, and consumer electronics. Supreme Components International is an authorised distributor of FORMOSA MICROSEMI components, ensuring you receive genuine and reliable products. This TVS diode offers excellent clamping capability and fast response time, making it an ideal choice for safeguarding your circuits.