If you are missing other parts (e.g., part1.rar, part2.rar), you will not be able to extract the contents of part4.rar, as split archives must be complete to function. Part marking lookup - Packaging - Texas Instruments
: 2-channel load switch with controlled output discharge. Voltage Range : Operates from 1.62V to 5.5V . Current : Supports up to 500mA maximum continuous current. Resistance : Low ON-state resistance ( rONr sub cap O cap N end-sub ) of approximately at 3.3V. sc22960-TI.part4.rar
The filename likely refers to the fourth part of a split compressed archive containing technical documentation or software for the Texas Instruments TPS22960 Device Information: The If you are missing other parts (e