bc546 bc547 bc548.pdf datasheet:

SEMICONDUCTOR BC546/7/8TECHNICAL DATA EPITAXIAL PLANAR NPN TRANSISTORGENERAL PURPOSE APPLICATION.SWITCHING APPLICATION .B CFEATURESHigh Voltage : BC546 VCEO=65V.N DIM MILLIMETERSFor Complementary With PNP Type BC556/557/558.A 4.70 MAXEKG B 4.80 MAXC 3.70 MAXDD 0.45E 1.00F 1.27G 0.85MAXIMUM RATING (Ta=25)H 0.45_H J 14.00 + 0.50CHARACTERISTIC SYMBOL RATING UNITK 0.55 MAXF FL 2.30BC546 80M 0.45 MAXCollector-Base N 1.00VCBO 1 2 3BC547 50 VVoltage1. COLLECTORBC548 302. BASEBC546 653. EMITTERCollector-Emitter VCEOBC547 45 VVoltageBC548 30TO-92BC546 6 Emitter-Base VEBOBC547 6 VVoltageBC548 5BC546 100 ICCollector Current BC547 100 mABC548 100BC546 20IBBase Current BC547 20 mABC548 20BC546 -100IEEmitter Current BC547 -100 mABC548 -100PCCollector Power Dissipati