Parts · Transistors

BC550C

15 circuits use this part. Listed as: BJT transistor, NPN TO-92; BJT transistor, NPN, TO-92.

Substitutes Si NPN transistor

Matched on material, polarity and the limits below from the transistor parameter database. Pinouts and packages are not in that data: check the datasheet before you drop one in, and expect gain to change the sound.

This part

Part	hFE min	Vce	Ic	Pc	fT
BC550C	420	45 V	100 mA	0.5 W	150 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N6429	400	45 V	200 mA	0.625 W	100 MHz	1
2SC1815BL	500	50 V	150 mA	0.4 W	80 MHz	1
2N5962	600	45 V	50 mA	0.625 W	100 MHz	1
BC546B	200	65 V	100 mA	0.5 W	150 MHz	2
BC547B	200	45 V	100 mA	0.5 W	200 MHz	11
MPSA18	800	45 V	100 mA	0.31 W	100 MHz	110
BC107B	200	45 V	100 mA	0.3 W	150 MHz	4
2N6428	200	50 V	200 mA	0.625 W	100 MHz	2

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC6100	400	50 V	2500 mA	0.5 W
2SC6135	400	50 V	1000 mA	0.5 W
BC547C	420	45 V	100 mA	0.5 W	200 MHz
BC847C-AU	420	45 V	100 mA	0.33 W
BC850C-AU	420	45 V	100 mA	0.33 W
BC207C	420	45 V	100 mA	0.3 W	150 MHz
BC237C	420	45 V	100 mA	0.3 W	150 MHz
BC451C	420	45 V	100 mA	0.3 W	150 MHz

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Cygnus Distortion / Sustainer BC550C	Cornish P-2 / G-2	Fuzz	Aion FX	125B	3	$12.50	88
Oceanid Optical Compressor BC549C · BC550C · LM358N · NSL-32	Cornish OC-1	Compressor	Aion FX	125B	3	$12.50	95
Firewater BC548C · BC550C	TC Electronics Integrated Preamp	Preamp / Amp-in-a-box	Dead End FX	125B	2	$12.00	28
Moog Taurus BC550C · CD4011B · CD4066BE	—	Ring Mod / Synth	Experimentalists Anonymous	—	—	—	43
19 Bells Fuzz BC550C	P19 / Iron Bell	Fuzz	Fuzz Dog	1590B	3	£36.00	51
Fortune Fuzz BC550C	Fortin Fuzz	Fuzz	Fuzz Dog	1590B	2	£24.00	17
Polar White Face BC550C · J113 / PF5102	Arctic White Fuzz	Fuzz	Fuzz Dog	1590B	4	£30.00	27
Range Boss BC550C	Tube Amp Doctor Range King	Boost	Fuzz Dog	1590B	2	£21.60	14
Volt Thump 7660SEPA · BC550C · LM741	33	Boost	Fuzz Dog	1590B	1	£39.60	48
Bunker 33 BC550C · TC1044SCPA · TL071	Fortin 33	Boost	PCB Guitar Mania	125B	1	€9.90 out	50
Danube Fuzz BC550C	Skreddy P19	Fuzz	PedalPCB	125B	4	$8.00	56
Fist Bump Overdrive BC550C	Fortin / Randall Facepunch Overdrive	Fuzz	PedalPCB	125B	3	$10.00	25
Fuchsia Fuzz 2N1308 · BC550C · MPF4393	Bearfoot FX Pink Purple Fuzz	Fuzz	PedalPCB	125B	5	$12.00	44
Resinite Overdrive 2N3819 · 2N5485 · BC550C	Mad Professor Amber Overdrive	Fuzz	PedalPCB	125B	3	$8.00	51
Triangulum Boost BC550C · TC1044SCPA · TL071	—	Fuzz	PedalPCB	125B	1	$8.00	48