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
BC107	TO-18	NPN	100	300	45	50	110-450	2	300		G.P.
BC108	TO-18	NPN	100	300	20	30	110-800	2	300		G.P.
BC109	TO-18	NPN	100	300	20	30	200-800	2	300		G.P.
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.
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.
BC183L	TO-92	NPN	100	350	30	45	120-800	2	150	BC213L	G.P.
BC184L	TO-92	NPN	100	350	30	45	250-800	2	150	BC214L	G.P.
BC212L	TO-92	PNP	100	350	50	60	60	2	280	BC182L	G.P.
BC213L	TO-92	PNP	100	350	30	45	80-400	2	350	BC183L	G.P.
BC214	TO-92	PNP	100	350	30	45	140-600	2	320	BC184L	G.P.
BC307	TO-92	PNP	100	350	45	50	180-460	2	280		Amplifier
BC327	TO-92	PNP	500	625	45	50	100-600	100	100	BC337	Audio Driver
BC328	TO-92	PNP	500	625	25	30	100-600	100	100		Audio Driver
BC337	TO-92	NPN	500	625	45	50	100-600	100	100		Audio Driver
BC338	TO-92	NPN	500	625	25	30	100-600	100	100		Audio Driver
BC546	TO-92	NPN	100	500	65	80	110-450	2	300		G.P.
BC547	TO-92	NPN	100	500	45	50	110-800	2	300		G.P.
BC548	TO-92	NPN	100	500	30	30	110-800	2	300		G.P.
BC549	TO-92	NPN	100	500	30	30	200-800	2	300		Low Noise
BC556	TO-92	PNP	100	500	65	80	75-475	2	200		G.P.
BC557	TO-92	PNP	100	500	45	50	75-800	2	200		G.P.
BC558	TO-92	PNP	100	500	30	30	75-800	2	200		G.P.
BC559	TO-92	PNP	100	500	30	30	125-800	2	200		G.P.
BC639	TO-92	NPN	1.0A	1.0W	80	100	40-250	150	130		Audio Driver
BC640	TO-92	PNP	1.0A	1.0W	80	100	40-250	150	50		Audio Driver

BF Transistors Specifications

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

BFY Transistors Specifications

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

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