This is one of the semiconductor types. This part name is C2240.
This product has 2SC2240 functions.
Manufacturers of product is Toshiba.
Image and pinout :
C2240 PDF Datasheet
Some of the text files within the PDF file
The C2240 is a transistor for low frequency and low noise applications. This device is designed to lower noise figure in the region of low signal source impedance, and to lower the pulse noise. This is recommended for the first stages of Equalizer amplifires. [ … ]
Please refer to the file for details.