Electronics Co., LtdThe BZX84C22 M9 is a single Zener diode manufactured by Hong Kong Chuangji Electronics Co., Ltd. It has an operating voltage range of 20.8V to 23.3V, and it has a power rating of 350mW. It is packaged in an SOT-23 package and RoHS certified. The device provides a high degree of protection against any transient voltages. It is designed to be used in a variety of different applications, such as voltage regulators, logic level protection, signal level shift protection, diode bridge overvoltage protection, and other applications requiring high levels of protection.