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BCxxx General Purpose Transistors - Comparison Table

Technical Data

BC Transistors Specifications

Type Package NPN/PNP Ic (mA) Pd (mW) Vce (max) Vcb (max) hfe @ Ic FT (MHz) Complement Appl Datasheet
BC107 TO-18 NPN 100 300 45 50 110-450 2 300   G.P. Datasheet
BC108 TO-18 NPN 100 300 20 30 110-800 2 300   G.P. Datasheet
BC109 TO-18 NPN 100 300 20 30 200-800 2 300   G.P. Datasheet
BC109C TO-18 NPN 100 300 20 30 420-800 2 300   G.P.  
BC142 TO-39 NPN 1.0A 800 60 80 20-60 200 80 BC143 Audio Driver  
BC177 TO-18 PNP 100 300 45 50 75-260 2 150   G.P. Datasheet
BC178 TO-18 PNP 100 300 25 30 75-500 2 150   G.P.  
BC179 TO-18 PNP 100 300 20 25 125-500 2 150   G.P.  
BC182L TO-92 NPN 100 350 50 60 120-500 2 150 BC212L G.P. Datasheet
BC183L TO-92 NPN 100 350 30 45 120-800 2 150 BC213L G.P. Datasheet
BC184L TO-92 NPN 100 350 30 45 250-800 2 150 BC214L G.P. Datasheet
BC212L TO-92 PNP 100 350 50 60 60 2 280 BC182L G.P. Datasheet
BC213L TO-92 PNP 100 350 30 45 80-400 2 350 BC183L G.P. Datasheet
BC214 TO-92 PNP 100 350 30 45 140-600 2 320 BC184L G.P. Datasheet
BC307 TO-92 PNP 100 350 45 50 180-460 2 280   Amplifier Datasheet
BC327 TO-92 PNP 500 625 45 50 100-600 100 100 BC337 Audio Driver Datasheet
BC328 TO-92 PNP 500 625 25 30 100-600 100 100   Audio Driver Datasheet
BC337 TO-92 NPN 500 625 45 50 100-600 100 100   Audio Driver Datasheet
BC338 TO-92 NPN 500 625 25 30 100-600 100 100   Audio Driver Datasheet
BC546 TO-92 NPN 100 500 65 80 110-450 2 300   G.P. Datasheet
BC547 TO-92 NPN 100 500 45 50 110-800 2 300   G.P. Datasheet
BC548 TO-92 NPN 100 500 30 30 110-800 2 300   G.P. Datasheet
BC549 TO-92 NPN 100 500 30 30 200-800 2 300   Low Noise Datasheet
BC556 TO-92 PNP 100 500 65 80 75-475 2 200   G.P. Datasheet
BC557 TO-92 PNP 100 500 45 50 75-800 2 200   G.P. Datasheet
BC558 TO-92 PNP 100 500 30 30 75-800 2 200   G.P. Datasheet
BC559 TO-92 PNP 100 500 30 30 125-800 2 200   G.P. Datasheet
BC639 TO-92 NPN 1.0A 1.0W 80 100 40-250 150 130   Audio Driver Datasheet
BC640 TO-92 PNP 1.0A 1.0W 80 100 40-250 150 50   Audio Driver Datasheet

BF Transistors Specifications

Type Package NPN/PNP Ic (mA) Pd (mW) Vce (max) Vcb (max) hfe @ Ic FT (MHz) Complement Appl Datasheet
BF199 TO-92 NPN 100 350 25 40 85 7 750     Datasheet
BF240 TO-92 NPN 25 350 40 40 65-220 1 600     Datasheet
BF258 TO-39 NPN 100 5000 250 250 25 30 90     Datasheet
BF259 TO-39 NPN 100 5000 300 300 25 30 90     Datasheet
BF324 TO-92 PNP 25 300 30 30 25 4 450     Datasheet
BF370 TO-92 NPN 100 500 15 40 40 1 500     Datasheet
BF421 TO-92 PNP 500 625 300 300 50 25 60     Datasheet
BF422 TO-92 NPN 500 625 250 250 50 25 60     Datasheet
BF423 TO-92 PNP 500 625 250 250 50 25 60     Datasheet
BF458 TO-126 NPN 100 6000 250 250 26 30 90     Datasheet
BF459 TO-126 NPN 100 6000 300 300 26 30 90     Datasheet
BF469 TO-126 NPN 500 1800 250 250 50 25 60     Datasheet
BF470 TO-126 PNP 100 1800 250 250 50 25 60     Datasheet
BF472 TO-126 PNP 100 1800 300 300 50 25 60     Datasheet
BF495 TO-92 NPN 30 300 20 30 35-125 1 120     Datasheet
BF869 TO-202 NPN 50 1600 250 250 50 25 60     Datasheet
BF871 TO-202 NPN 50 1600 300 300 50 25 60     Datasheet
BF872 TO-202 PNP 50 1600 300 300 50 25 60     Datasheet

BFY Transistors Specifications

Type Package NPN/PNP Ic (mA) Pd (mW) Vce (max) Vcb (max) hfe @ Ic FT (MHz) Complement Appl Datasheet
BFY50 TO-39 NPN 1000 800 35 80 30-112 150 60     Datasheet
BFY51 TO-39 NPN 1000 800 30 60 40-123 150 50     Datasheet
BFY52 TO-39 NPN 1000 800 20 40 60-142 150 60     Datasheet

* The information appearing here is for comparison purposes only and to use the devices within their specifications, please consult the full data sheet.