2sc3180n.pdf datasheet:

JMnic Product Specification Silicon NPN Power Transistors 2SC3180N DESCRIPTION With TO-3P(I) package Complement to type 2SA1263N APPLICATIONS Power amplifier applications Recommend for 40W high fidelity audio frequency amplifier output stage PINNING PIN DESCRIPTION1 Base Collector;connected to 2 mounting base Fig.1 simplified outline (TO-3P(I)) and symbol3 EmitterAbsolute maximum ratings(Ta=25) SYMBOL PARAMETER CONDITIONS VALUE UNITVCBO Collector-base voltage Open emitter 80 V VCEO Collector-emitter voltage Open base 80 V VEBO Emitter-base voltage Open collector 5 V IC Collector current 6 A IB Base current 0.6 A PC Collector power dissipation TC=25 60 W Tj Junction temperature 150 Tstg Storage temperature -55~150 JMnic Product Specification Silicon NPN Power Transistors 2SC3180N CHARACTERISTICS Tj=25