Part Number : BC237
Function : 45V, 0.1A, NPN Epitaxial Silicon Transistor
Package : TO-92 type
Maker : Fairchild Semiconductor
Pinouts : 
Description : NPN Epitaxial Silicon Transistor
Switching and Amplifier Applications
• Low Noise: BC239
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage : Vcbo = 50 V
2. Collector to Emitter Voltage : Vceo = 45 V
3. Emitter to Base Voltage : Vebo = 6 V
4. Collector Current : Ic = 100 mA
5. Total Dissipation : Pc = 500 mW
6. Junction Temperature : Tj = 150°C
7. Storage Temperatue : Tsg = -55 ~ +150°C
Datasheet PDF Download : 
Others datasheet of same file :
BC-237, BC238, BC239