The CMKZ5243B Zener diode, manufactured by Central Semiconductor, is a crucial component for voltage regulation and circuit protection. This 13V, 500mW diode is housed in a space-saving SOD-523 package, making it suitable for high-density PCB designs. It provides a stable voltage reference, safeguarding sensitive electronic components from voltage spikes and surges. Supreme Components International is an authorised distributor of Central Semiconductor products, ensuring you receive genuine and high-quality components. The CMKZ5243B is perfect for applications such as power supplies, voltage clamping, and overvoltage protection circuits. Its compact size and reliable performance make it a versatile choice for various electronic projects.