Power management is packaged in a Tape & Reel (TR) way. In order to ensure a good reflow performance, the package peak reflow temperature must be set at NOT SPECIFIED. There are also other types of integrated circuits included in the supervisor, like POWER SUPPLY MANAGEMENT CIRCUIT.
XD6131A441MR-Q Features
XD6131A441MR-Q Applications
There are a lot of Torex Semiconductor Ltd XD6131A441MR-Q Voltage Supervisors applications.