The Vishay BZG03C43-HM3-08 is a Zener diode uni-directional 300 Watt Ppm (Peak Pulse Power) Surface Mount Diode (DO-214AC package). It can be used in applications such as overvoltage protection and transient voltage suppression. It has a fast response time and low reverse leakage current, making it suitable for for various power supply, automotive, and telecom applications. It has a maximum forward voltage drop of 1.25 V at 75 A. The package is epoxy-sealed for better protection against mechanical shock and vibration. It has a high stability and reliability, and is RoHS compliant.