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TIP120/121/122 Medium Power Linear Switching Applications Complementary to TIP125/126/127 TO-220 1 1.Base 2.Collector 3.Emitter NPN Epitaxial Darlington Transistor Equivalent Circuit Absolute Maximum Ratings TC=25 C unless otherwise noted C Symbol Parameter Value Units VCBO Collector-Base Voltage TIP120 60 V TIP121 80 V B TIP122 100 V VCEO Collector-Emitter Voltage TIP120 60 V TIP121 80 V TIP122 100 V R1 R2 VEBO Emitter-Base Voltage 5 V IC Collector Current (DC) 5 A E R1 8k R2 0.12k ICP Collector Current (Pulse) 8 A IB Base Current (DC) 120 mA PC Collector Dissipation (Ta=25 C) 2 W Collector Dissipation (TC=25 C) 65 W TJ Junction Temperature 150 C TSTG Storage Temperature - 65 150 C Electrical Characteristics TC=25 C unless otherwise noted Symbol Parameter Test Condition Min. Max. Units VCEO(sus) Collector-E