The CMPZ5242B Zener diode, manufactured by CENTRAL SEMICONDUCTOR, is a crucial component for voltage regulation and protection in electronic circuits. Supreme Components International is an authorised distributor of this reliable diode. Encased in a compact SOT-23 surface-mount package, it's easy to integrate into modern PCB designs. This single Zener diode offers a precise 12V reverse breakdown voltage with a ±5% tolerance. With a power dissipation rating of 500mW, the CMPZ5242B is suitable for a wide range of applications, including voltage clamping, overvoltage protection, and providing stable reference voltages in power supplies and signal conditioning circuits. Its small size and robust performance make it a popular choice for designers.