The BZX84B20 is a 20V, 350mW Zener diode manufactured by Central Semiconductor and available at Supreme Components International, an authorised distributor of electronic components. Encased in a SOT-23 package, this diode is designed for surface mount technology (SMT) applications. Zener diodes are specifically engineered to maintain a constant voltage across their terminals when reverse biased, making them ideal for voltage regulation, overvoltage protection, and voltage reference circuits. The BZX84B20 offers a stable and reliable solution for protecting sensitive electronic components from voltage spikes and fluctuations. Its compact size and robust performance make it a popular choice for a wide range of applications, including power supplies, communication equipment, and consumer electronics. Supreme Components International guarantees the authenticity and quality of this Central Semiconductor product.