Tape & Reel (TR)-packaging is used. There are SOT-23-5 functions included in this PMIC so that you can refer to them. It also contains ICs of other kinds, such as POWER SUPPLY SUPPORT CIRCUIT, which are included in the power management.
RP300N27DC-TR-FE Features
RP300N27DC-TR-FE Applications
There are a lot of RICOH Electronic Devices Co., LTD. RP300N27DC-TR-FE Voltage Supervisors applications.