The 1N3318B is a robust 20V, 5W Zener diode manufactured by Central Semiconductor. Available at Supreme Components International, an authorized distributor of electronic components, this diode is designed for voltage regulation and transient voltage suppression. Encased in a DO-4 package, it offers excellent power dissipation capabilities. Zener diodes are crucial components in electronic circuits, providing a stable voltage reference point. The 1N3318B is suitable for a wide range of applications, including power supplies, voltage regulators, and overvoltage protection circuits. Supreme Components International ensures that all components are genuine and meet the highest quality standards. Trust us for your Central Semiconductor diode needs.