The CMKZ5240B Zener diode, manufactured by CENTRAL SEMICONDUCTOR, is a crucial component for voltage regulation and circuit protection. Supreme Components International is an authorised distributor of CENTRAL SEMICONDUCTOR components. This single diode features a Zener voltage of 12V with a 5% tolerance, ensuring precise voltage control. Packaged in a compact SOD-523 surface mount package, it's ideal for space-constrained applications. With a power dissipation of 500mW, the CMKZ5240B provides reliable performance in various electronic circuits. Its robust design and precise specifications make it a dependable choice for demanding applications requiring stable voltage references or overvoltage protection.