Power management is packaged in a Tape & Reel (TR) way. It also contains ICs of other kinds, such as POWER SUPPLY SUPPORT CIRCUIT, which are included in the power management.
XC6136C27AMR-G Features
XC6136C27AMR-G Applications
There are a lot of Torex Semiconductor Ltd XC6136C27AMR-G Voltage Supervisors applications.