The SMAJ43A is a surface-mount Transient Voltage Suppressor (TVS) diode manufactured by JSCJ (JCET). Supreme Components International is an authorised distributor of this component. This diode is designed to protect sensitive electronic circuits from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). It features a reverse standoff voltage of 43V and a peak pulse power dissipation of 400W. The SMAJ43A offers fast response time, low clamping voltage, and high surge capability. Its compact SMA package makes it suitable for high-density PCB layouts. Applications include power supplies, communication equipment, industrial controls, and consumer electronics. This robust TVS diode enhances the reliability and longevity of electronic systems by effectively mitigating the risks associated with transient voltage events. Supreme Components International ensures the authenticity and quality of this JSCJ component.