The DIOTEC SMF40CA is a high-performance Transient Voltage Suppressor (TVS) Diode, meticulously engineered to safeguard sensitive electronic circuits from voltage transients induced by inductive load switching and electrostatic discharge (ESD). This unidirectional TVS diode features a standoff voltage of 40V and a power dissipation rating of 400W, providing robust protection against voltage surges. Encased in a space-saving DO-219AB (SMF) package, the SMF40CA is ideal for surface mount applications where board space is a premium. Supreme Components International is an authorised distributor of DIOTEC, ensuring you receive authentic and reliable components. This TVS diode is suitable for use in telecommunications equipment, industrial controls, and consumer electronics, offering superior circuit protection and enhanced system reliability.