The SMCJ440A is a high-performance, unidirectional Transient Voltage Suppressor (TVS) diode manufactured by SMC Diodes. Designed for surface mount applications, this component offers robust protection against transient voltage events. With a power dissipation rating of 600W and a standoff voltage of 440V, the SMCJ440A effectively clamps voltage spikes, safeguarding sensitive electronic components. Its unidirectional configuration ensures optimal protection for DC circuits. Supreme Components International is an authorised distributor of SMC Diodes, guaranteeing the authenticity and quality of this TVS diode. This device is suitable for a wide range of applications, including industrial equipment, telecommunications, and consumer electronics, where reliable surge protection is critical.