The SMCJ43A-A is a high-performance, 600W transient voltage suppressor (TVS) diode manufactured by SMC Diodes. Supreme Components International is an authorised distributor of SMC Diodes, ensuring you receive genuine components. This unidirectional TVS diode is designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. With a breakdown voltage of 43V, the SMCJ43A-A effectively clamps transient voltages to safe levels, preventing damage to downstream components. Its surface mount SMC package allows for efficient heat dissipation and easy integration into printed circuit boards. This robust TVS diode is suitable for a wide range of applications, including automotive, industrial, and consumer electronics, where reliable overvoltage protection is critical. The SMCJ43A-A offers excellent surge handling capability and fast response time, making it an ideal choice for safeguarding your valuable electronic equipment.