The BZV55C18 is an 18V, 0.5W Zener diode manufactured by Yangjie. It is a single diode, miniMELF (also known as SOD-80C) SMD (Surface Mount Device) with a maximum forward current of 100nA. It is designed for general purpose use and is suitable for applications such as voltage regulator, clipping, and waveform generation. The part features excellent stability, low power consumption, and high quality.