The PTVS22VP1UP.115, manufactured by Nexperia, is a unidirectional, 600 W, 25.6 V, 16.9 A transil diode in a SOD128 package. This diode is specifically made to protect a circuit from overvoltage, reverse polarity, and over current situations. The SOD128 package is a small, surface-mount package which will help minimize the overall size of your system, making it ideal for applications with limited space.