This is one of the semiconductor types. This part name is C3209.
This product has 2SC3209 functions.
Manufacturers of product is NEC Electronics.
Image and pinout :
C3209 PDF Datasheet
Some of the text files within the PDF file
The 2SC3209 is designed for use in TV chroma output circuits and TV horizontal deflection output circuits.
NPN Silicon Transistor
Features
1. High voltage : Vceo > 300V
2. High Electrostatic ( E-B reverse bias, C=2300 pF )
3. Discharge-Resistant Vesdr : Typ. 100V
[ … ]
Please refer to the file for details.