The SMB5349B is a high-quality Zener diode manufactured by JSCJ (JCET). As an authorized distributor, Supreme Components International guarantees the authenticity and reliability of this component. This single Zener diode features a breakdown voltage of 12V with a tight tolerance of ±5% and a power dissipation of 3W. It is designed for surface mount technology (SMT) and comes in a compact SMB package, making it suitable for space-constrained applications. The SMB5349B is commonly used for voltage regulation, overvoltage protection, and voltage referencing in a wide range of electronic devices. Its robust design ensures stable performance and long-term reliability. Choose Supreme Components International for your Zener diode needs and benefit from our extensive inventory and expert support.