The CPZ18-1N749A is a Zener diode manufactured by Central Semiconductor. Supreme Components International is an authorised distributor of Central Semiconductor components. This diode is specifically designed to provide a stable 18V reference voltage with a tolerance of ±5%. Its 500mW power dissipation capability makes it suitable for a wide range of applications, including voltage regulation, overvoltage protection, and signal conditioning. The DO-35 package ensures easy integration into various circuit designs. This Zener diode offers reliable performance and is a cost-effective solution for maintaining consistent voltage levels in electronic circuits. Its robust construction guarantees long-term stability and dependable operation.