The BZX55C20 is a silicon planar Zener diode manufactured by CDIL. It's designed to maintain a constant voltage of 20V with a power dissipation of 0.5W. Housed in a compact DO-35 package, this diode is suitable for a wide range of applications, including voltage stabilization, overvoltage protection, and clipping circuits. Supreme Components International is an authorised distributor of CDIL components, ensuring you receive genuine and high-quality products. This Zener diode offers excellent performance and reliability, making it a valuable addition to your electronic projects. Its small size and robust construction make it easy to integrate into various circuit designs. Trust Supreme Components International for all your electronic component needs.