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TIP120/121/122TIP125/126/127COMPLEMENTARY SILICON POWERDARLINGTON TRANSISTORSn SGS-THOMSON PREFERRED SALESTYPESDESCRIPTIONThe TIP120, TIP121 and TIP122 are siliconepitaxial-base NPN power transistors inmonolithic Darlington configuration Jedec TO-220plastic package, intented for use in power linearand switching applications.The complementary PNP types are TIP125,32TIP126 and TIP127.1TO-220INTERNAL SCHEMATIC DIAGRAMR Typ. = 5 K R Typ. = 150 1 2ABSOLUTE MAXIMUM RATINGSSymbol Parameter Value UnitNPN TIP120 TIP121 TIP122PNP TIP125 TIP126 TIP127V Collector-Base Voltage (I = 0) 60 80 100 VCBO EVCEO Collector-Emitter Voltage (IB = 0) 60 80 100 VVEBO Emitter-Base Voltage (IC = 0) 5 VI Collector Current 5 ACI Collector Peak Current 8 ACMI Base Current 0.1 ABPtot Total Dissipation at Tcase 25 oC 65 WTamb 25 oC 2