Popular transistors.

2SC2230(C2230) transistor.
Pinout. Datasheet.

Type Designator: 2SC2230, C2230.
Package: TO-92L, 1-emitter, 2-collector, 3-base.
Material of transistor: Si
Polarity: NPN
Total Devise power dissipation |PD|: 0,8W
Collector-base breakdown voltage |VCBO|: 200V
Collector-emitter breakdown voltage |VCEO|: 160V(2SC2230),180V(2SC2230)
Emitter-base breakdown voltage |VEBO|: 7V
Maximum collector current |Ic max|: 100mA
Maximum junction temperature |Tj|: +150C
Transition frequency (ft) : 50MHz(typ.)
Collector output Capacitance |Cob|:7pF
Collector-emitter saturation voltage|VCE|:0,5V(IC=10mA,IB=1mA)
Forward current transfer ratio |hFE| :120-400(IC=20mA,VCE=10V),
Noise Figure, (NF): 3dB