The Z20-190B Zener diode, manufactured by Formosa Microsemi, is a crucial component for voltage regulation and protection circuits. This 19V, 200mW diode is housed in a space-saving SOD-123 package, making it suitable for densely populated circuit boards. 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. Supreme Components International is an authorised distributor of Formosa Microsemi components, ensuring you receive a genuine and high-quality product. The Z20-190B offers excellent performance and reliability for a wide range of electronic applications. Its compact size and robust characteristics make it a versatile choice for designers and engineers.