View tip131-137 datasheet:

TIP131/TIP132 TIP135/TIP137 ? COMPLEMENTARY SILICON POWER DARLINGTON TRANSISTORS TIP131, TIP132, TIP135 AND TIP137 ARE SGS-THOMSON PREFERRED SALESTYPES APPLICATION LINEAR AND SWITCHING INDUSTRIAL EQUIPMENT 3 2 1 DESCRIPTION The TIP131 and TIP132 are silicon epitaxial-base TO-220 NPN power transistors in monolithic Darlington configuration, mounted in Jedec TO-220 plastic package. They are intented for use in power linear and switching applications. The complementary PNP type for TIP132 is TIP137 . INTERNAL SCHEMATIC DIAGRAM R Typ. = 5 K? R Typ. = 150 ? 1 2 ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit NPN TIP131 TIP132 PNP TIP135 TIP137 V Collector-Base Voltage (I = 0) 60 80 100 V CBO E V Collector-Emitter Voltage (I = 0) 60 80 100 V CEO B V Emitte