The UDZ18B-FL-H Zener diode, manufactured by FORMOSA MICROSEMI, is a crucial component for voltage regulation and protection. Supreme Components International is an authorised distributor, ensuring you receive genuine and high-quality parts. This diode features a Zener voltage of 18V and a power dissipation of 200mW, making it suitable for a wide range of applications. Encased in a compact SOD-523 package, it's easy to integrate into space-constrained designs. Zener diodes are designed to maintain a constant voltage across their terminals when reverse biased, providing a stable voltage reference. They are commonly used in voltage regulators, overvoltage protection circuits, and clipping circuits. The UDZ18B-FL-H offers reliable performance and is an essential component for any electronics project requiring precise voltage control.