The DIPTRONICS ZMM3.9 is a Zener Diode designed for voltage regulation applications. With a voltage rating of 3.9V, this diode provides a stable reference voltage, protecting sensitive components from overvoltage conditions. Housed in a compact SOD-80 package, the ZMM3.9 is suitable for surface mount technology (SMT) assembly, saving valuable board space. Supreme Components International is an authorized distributor of DIPTRONICS components, ensuring that you receive genuine and high-quality products. This Zener diode is commonly used in power supplies, voltage clamping circuits, and other electronic devices requiring precise voltage control. Benefit from the reliability and performance of DIPTRONICS components when you purchase from Supreme Components International, your trusted source for electronic components.