The TPS25948x is a 3.5 V to 23 V, 8-A eFuse that is typically used for power rail protection applications. It operates from 3.5 V to 23 V with adjustable overvoltage and undervoltage protection. It provides ability to control inrush current and protection against reverse current conditions. It can be used in a variety of systems such as adapter or charger input protection, USB PD protection in smartphone, tablet, PC, notebook, monitor, dock, server and PC motherboard, add-on cards, enterprise storage – RAID/HBA/SAN/eSSD, power MUXing/ORing. The design procedure explained in the subsequent sections can be used to select the supporting component values based on the application requirement. Additionally, a spreadsheet design tool TPS25948x Design Calculator is available in the web product folder.