This part is a kind of semiconductor called 2SC2075.

Function of this product has Silicon NPN Epitaxial Type (PCT Process) Transistor.

Manufacturers : eleflow

Image and pinout :

Some of the text within the PDF file :

2SC2075 2SC2075 Silicon NPN Epitaxial Type (PCT Process) Transistor 1 2SC2075 2 2SC2075 3 2SC2075 4 [ ... ]

2SC2075 PDF Datasheet Download