In the case of Tape & Reel (TR) cases, the regulater IC is delivered. This device has a regulator type called FIXED POSITIVE MULTIPLE OUTPUT LDO REGULATOR, which means it operates on a DC voltage.
RP152N037B-TR-FE Features
RP152N037B-TR-FE Applications
There are a lot of RICOH Electronic Devices Co., LTD. RP152N037B-TR-FE Linear Voltage Regulators applications.