View tip125 sam datasheet:

PNP EPITAXIAL TIP125/126/127 DARLINGTON TRANSISTOR MEDIUM POWER LINEAR TO-220 SWITCHING APPLICATIONS • Complement to TIP120/121/122 ABSOLUTE MAXIMUM RATINGS Characteristic Symbol Rating Unit Collector-Base Voltage VCBO -60 V : TIP125 -80 V : TIP126 -120 V : TIP127 Collector Emitter Voltage : TIP125 VCEO -60 V : TIP126 -80 V : TIP127 -120 V 1.Base 2.Collector 3.Emitter Emitter-Base Voltage VEBO -5 V Collector Current (DC) IC -5 A Collector Current (Pulse) IC -8 A Base Current (DC) IB -120 mA Collector Dissipation ( TA=5 ) PC 2 W Collector Dissipation ( TC=5 ) PC 65 W Junction Temperature TJ 150 Storage Temperature TSTG -65 ~ 150 ELECTRICAL CHARACTERISTICS (TC =25 ) Characteristic Symbol Test Conditions Min Max Unit Collector Emitter Sustaining Vol