The CJSMBJ120CA is a Transient Voltage Suppressor (TVS) diode from JSCJ (JCET), designed to protect sensitive electronic equipment from voltage transients. These transients can be caused by various events, including lightning strikes, electrostatic discharge (ESD), and inductive load switching. This TVS diode offers a fast response time and low clamping voltage, ensuring effective protection for downstream components. Supreme Components International is an authorised distributor of JSCJ (JCET) components, guaranteeing the authenticity and quality of this product. The CJSMBJ120CA is ideal for use in a wide range of applications, including telecommunications equipment, industrial controls, and consumer electronics. Its compact SMB package allows for easy integration into existing designs.