In terms of packaging, power management follows the Tape & Reel (TR) model. There are also other types of integrated circuits included in the supervisor, like POWER SUPPLY SUPPORT CIRCUIT.
R3160N250A-TR-KE Features
R3160N250A-TR-KE Applications
There are a lot of RICOH Electronic Devices Co., LTD. R3160N250A-TR-KE Voltage Supervisors applications.