The SM8S40CA is a high-performance Transient Voltage Suppressor (TVS) diode manufactured by CDIL. Supreme Components International is an authorised distributor of CDIL components, ensuring you receive genuine and reliable parts. This TVS diode is 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 400W and a reverse standoff voltage of 40V, the SM8S40CA effectively clamps transient voltages to safe levels, preventing damage to downstream components. Housed in a DO-220AA package, it offers easy mounting and excellent thermal performance. This TVS diode is suitable for a wide range of applications, including automotive, industrial, and telecommunications equipment, where robust overvoltage protection is critical. Choose the SM8S40CA for reliable and efficient transient voltage suppression.