This power ic is packaged in a way that looks like a Tape & Reel (TR). There are also other types of integrated circuits included in the supervisor, like POWER SUPPLY SUPPORT CIRCUIT.
XC6136C23A9R-G Features
XC6136C23A9R-G Applications
There are a lot of Torex Semiconductor Ltd XC6136C23A9R-G Voltage Supervisors applications.