2sc4261.pdf datasheet:

2SC4261Silicon NPN EpitaxialApplicationUHF Local oscillatorOutlineCMPAK311. Emitter2. Base23. Collector2SC4261Absolute Maximum Ratings (Ta = 25C)Item Symbol Ratings UnitCollector to base voltage VCBO 25 VCollector to emitter voltage VCEO 15 VEmitter to base voltage VEBO 3VCollector current IC 50 mACollector power dissipation PC 100 mWJunction temperature Tj 150 CStorage temperature Tstg 55 to +150 CElectrical Characteristics (Ta = 25C)Item Symbol Min Typ Max Unit Test conditionsCollector to base breakdown V(BR)CBO 25 V IC = 10 A, IE = 0voltageCollector cutoff current ICBO 0.3 A VCB = 15 V, IE = 0ICEO 10 A VCE = 15 V, RBE = Emitter cutoff current IEBO 1.0 A VEB = 3 V, IC = 0Collector to emitter saturation VCE(sat) 0.3 V IC = 20 mA, IB = 4 mAvoltageDC curren