The CMKZ5248B is a high-quality Zener diode manufactured by CENTRAL SEMICONDUCTOR. Supreme Components International is an authorised distributor of CENTRAL SEMICONDUCTOR components, ensuring you receive genuine products. This diode is specifically designed to provide a stable 18V Zener voltage with a power dissipation of 500mW. Encased in a compact SOD-523 package, it's suitable for space-constrained applications. The CMKZ5248B is commonly used for voltage regulation, overvoltage protection, and voltage referencing in a wide range of electronic devices. Its robust design and precise voltage characteristics make it a reliable choice for demanding applications. Trust Supreme Components International for your electronic component needs.