Parts · Transistors

BC547C

Si NPN BJT TO-92 TH.18 circuits use this part. Listed as: Transistor BC547C.

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
BC547C	420	45 V	100 mA	0.5 W	200 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
BC550C	420	45 V	100 mA	0.5 W	150 MHz	81
2N6429	400	45 V	200 mA	0.625 W	100 MHz	1
2SC1583	500	50 V	100 mA	0.4 W	150 MHz	3
2N5828	400	40 V	100 mA	0.36 W	90 MHz	1
2SC1815BL	500	50 V	150 mA	0.4 W	80 MHz	4
2N5962	600	45 V	50 mA	0.625 W	100 MHz	2
BC550	240	45 V	100 mA	0.5 W	200 MHz	53
2SC1815GR	300	50 V	150 mA	0.4 W	80 MHz	6

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
BC847C-AU	420	45 V	100 mA	0.33 W
BC850C-AU	420	45 V	100 mA	0.33 W
2SC5692	400	50 V	2500 mA	0.625 W
BC524C	450	45 V	100 mA	0.625 W
2N3941	400	45 V	50 mA	0.75 W	200 MHz
2N3942	400	45 V	50 mA	0.75 W	200 MHz

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Electro Harmonix Bass Big Muff Vero27×25 Verified BC547C · TLC2264 Electro-Harmonix Big Muff Pi	Electro-Harmonix Big Muff Pi	Distortion	Dirtbox Layouts	—	3	—	43
Brown Cat Preamp v.3 BC547C · BC550C · BC557C · IRF740 Friedman BE50/BE100 preamp · 1590DD	Friedman BE50/BE100 preamp	Preamp / Amp-in-a-box	HotKits	1590DD	14	$28.00	75
C9H13N Tube Overdrive BC547C · BC557C · IRF740 · LND150N3-G 125B	—	Overdrive	HotKits	125B	5	— out	49
Dopamine Preamp BC547C · BC557C · IRF740 · J177 1590BB2	—	Preamp / Amp-in-a-box	HotKits	1590BB2	7	$14.00	52
Enigma Preamp BC547C · BC557C · IRF740 · LND150N3-G Dumble Overdrive Special preamp · 1590XX	Dumble Overdrive Special preamp	Preamp / Amp-in-a-box	HotKits	1590XX	10	$28.00	65
Hairy Box Preamp/Overdrive BC547C · TL072 · TL072CP Friedman Small Box · 1590BB	Friedman Small Box	Preamp / Amp-in-a-box	HotKits	1590BB	9	$4.00	44
Hum Suppressor BC547C · BF245A · LM324 1590B	—	Noise Gate	HotKits	1590B	3	$7.00	29
Magnum Tube Overdrive BC547C · BC557C · IRF740 · NE555 Tubesteader Magnezium based · 1590BB2	Tubesteader Magnezium based	Overdrive	HotKits	1590BB2	5	$14.00	42
Mandragora Tube Overdrive BC547C · BC557C · IRF740 · NE555 Bogner Snorkler preamp · 1590BB2	Bogner Snorkler preamp	Overdrive	HotKits	1590BB2	5	$14.00	46
Nightshade Tube Overdrive BC547C · BC557C · IRF740 · NE555 1590BB2	—	Overdrive	HotKits	1590BB2	5	—	43
Reef Razor Preamp BC547C · BC557C · IRF740 · J112 Bogner Snorkler preamp · 1590XX	Bogner Snorkler preamp	Preamp / Amp-in-a-box	HotKits	1590XX	9	$28.00	61
Shark Preamp v.2 BC547C · BC557C · IRF740 · J177 ENGL E530 · 1590XX	ENGL E530	Preamp / Amp-in-a-box	HotKits	1590XX	9	— out	59
Skyline Tube Overdrive BC547C · BC557C · IRF740 · NE555 Bogner Ecstasy preamp · 1590BB2	Bogner Ecstasy preamp	Overdrive	HotKits	1590BB2	5	$14.00	45
SupraLead Preamp BC547C · BC557C · IRF740 · J177 Marshall Super Lead 1959 · 1590DD	Marshall Super Lead 1959	Preamp / Amp-in-a-box	HotKits	1590DD	12	$30.00	58
Twilight Warrior Preamp v.3 BC547C · BC557C · IRF740 · LND150N3-G Peavey 5150 preamp · 1590XX	Peavey 5150 preamp	Preamp / Amp-in-a-box	HotKits	1590XX	8	$26.00	61
Wildhoney Preamp v.3 BC547C · BC557C · IRF740 · J112 Soldano SLO preamp · 1590XX	Soldano SLO preamp	Preamp / Amp-in-a-box	HotKits	1590XX	9	— out	65
EHX Black Russian Big Muff V8 Vero Verified BC547C Electro-Harmonix Big Muff Pi	Electro-Harmonix Big Muff Pi	Fuzz	Tagboard Effects	—	3	—	25
Rick Holt Vibracaster Vero12×13 Verified BC547C Rick Holt Vibracaster · 1590B	Rick Holt Vibracaster	Tremolo	Tagboard Effects	1590B	2	—	18