The Diptronics ZPD5B1 is a Zener diode designed for voltage regulation and circuit protection. With a breakdown voltage of 5.1V and a power dissipation of 500mW, this diode is suitable for a wide range of applications. Housed in a compact DO-35 package, the ZPD5B1 offers easy integration into existing circuits. Supreme Components International is an authorized distributor of Diptronics components, ensuring that you receive genuine and high-quality products. Zener diodes are commonly used to create stable reference voltages, protect circuits from overvoltage conditions, and clip voltage spikes. The ZPD5B1 provides a reliable and cost-effective solution for voltage regulation needs.