This part is a kind of semiconductor called UPC37M32.

Function of this product has (UPC37M31 / UPC37M32) BIPOLAR ANALOG INTEGRATED CIRCUIT.

Manufacturers : NEC

Image and pinout :

Some of the text within the PDF file :

The UPC37M31 and μ PC37M31 are series regulators with two outputs, OUTPUT1: 1 A and OUTPUT2: 0.5 A, built in a single package. OUTPUT1 outputs 3.3 V and OUTPUT2 outputs 1.8 V and 2.5 V. These regulators can be used to realize set miniaturization and component reduction due to the use of on MP-3 or MP-3Z package. [ ... ]

UPC37M32 PDF Datasheet Download