View mje2955-3055 datasheet:

MJE2955T MJE3055T COMPLEMENTARY SILICON POWER TRANSISTORS SGS-THOMSON PREFERRED SALESTYPES COMPLEMENTARY PNP - NPN DEVICES DESCRIPTION The MJE3055T is a silicon epitaxial-base NPN transistor in Jedec TO-220 package. It is intended for power switching circuits and general-purpose amplifiers. The complementary PNP type is MJE2955T. 3 2 1 TO-220 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VCEO Collector-Emitter Voltage (IB = 0) 60 V VCBO Collector-Base Voltage (IE = 0) 70 V VEBO Emitter-Base Voltage (IC = 0) 5 V I Collector Current 10 A C IB Base Current 6 A Ptot Total Power Dissipation at Tcase ? 25 oC75 W o Tstg Storage Temperature -55 to 150 C o Tj Max. Operating Junction Temperature 150 C For PNP types voltage and current