The Diptronics SMF40CA is a Surface Mount bidirectional Transient Voltage Suppressor (TVS) Diode, expertly engineered to protect sensitive electronic components from voltage transients. With a breakdown voltage of 40V, this TVS diode effectively clamps voltage spikes, preventing damage to downstream circuitry. Supreme Components International is an authorised distributor of Diptronics components, ensuring you receive genuine and reliable products. This TVS diode is ideal for applications requiring robust protection against electrostatic discharge (ESD), lightning strikes, and inductive load switching. Its bidirectional configuration simplifies circuit design, while its surface mount package allows for efficient PCB assembly. The SMF40CA offers a compact and cost-effective solution for enhancing the reliability and longevity of your electronic devices.