The ZMM5229B Zener diode, manufactured by FORMOSA MICROSEMI, is a crucial component for voltage regulation and circuit protection. With a Zener voltage of 3.9V and a power dissipation of 500mW, this diode provides a stable voltage reference in a compact SOD-80 package. Supreme Components International is an authorized distributor of FORMOSA MICROSEMI components, ensuring you receive genuine and high-quality products. This Zener diode is suitable for a wide range of applications, including voltage stabilization, overvoltage protection, and clipping circuits. Its small size and reliable performance make it an excellent choice for both prototyping and production environments. Trust Supreme Components International for all your electronic component needs.