The BZX584C43V is a single-channel, 40V to 46V, 200mW, 43V SOD-523 Zener diode manufactured by Yangjie that is compliant with the Restriction of Hazardous Substances (ROHS) directive. It has a low maximum power dissipation of 200mW and a low forward voltage drop of 0.6 to 0.8V. It has an operating temperature range of -55°C to +155°C, a capacitance of 2pF, and a maximum junction temperature of 150°C. It is an ideal choice for ESD protection, low noise filtering, voltage management, and other general-purpose applications.