The CMPZ4678 Zener Diode, manufactured by CENTRAL SEMICONDUCTOR, is a crucial component for voltage regulation and circuit protection. As an authorized distributor, Supreme Components International guarantees the authenticity and quality of this diode. This single Zener diode features a precise 3.9V reverse voltage with a tight 5% tolerance. Its 500mW power dissipation makes it suitable for a wide range of applications. The surface mount SOD-323 package allows for efficient PCB assembly. The CMPZ4678 is designed to maintain a stable voltage, protecting sensitive circuits from voltage spikes and fluctuations. Trust Supreme Components International for your electronic component needs.