Part Number : 2N5191
Function : 60V, 4A, NPN power transistor for use in power amplifier and switching circuits
Package : TO-225 Type
Maker : ON Semiconductor
Pinouts : 
Description :
Silicon NPN power transistors are for use in power amplifier and switching circuits − excellent safe area limits. Complement to PNP 2N5194, 2N5195.
• Epoxy Meets UL 94 V−0 @ 0.125 in.
• These Devices are Pb−Free and are RoHS Compliant*
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage : Vcbo = 60 V
2. Collector to Emitter Voltage : Vceo = 60 V
3. Emitter to Base Voltage : Vebo = 5 V
4. Collector Current : Ic = 4 A
5. Total Dissipation : Pc = 40 W
6. Junction Temperature : Tj = 150°C
7. Storage Temperatue : Tsg = -65 ~ +150°C
Datasheet PDF Download : 
Others datasheet of same file :
2N5190, 2N5190G, N5191, 2N5191G, 2N5192