The P4SMF40A TVS Diode, manufactured by SMC DIODES, is a crucial component for protecting electronic circuits from voltage transients. Supreme Components International is an authorised distributor of SMC DIODES components. This diode features a breakdown voltage (Vbr) of 40V and a power dissipation rating of 600W. Encased in a compact DO-214AC (SMA) package, it's suitable for surface mount applications. TVS diodes are designed to quickly clamp voltage spikes, preventing damage to sensitive downstream components. The P4SMF40A is commonly used in various applications, including automotive, industrial, and consumer electronics, where protection against ESD, EFT, and lightning surges is essential. Its fast response time and high surge capability make it a reliable choice for circuit protection.