Parts · Transistors

BC337-40

Si NPN BJT TO-92 TH.1 circuit uses this part.

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
BC337-40	250	45 V	800 mA	0.36 W	60 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
ECG123A	200	40 V	800 mA	0.5 W	300 MHz	1
2SC1852	160	50 V	1000 mA	0.625 W	100 MHz	1
2SD1616A	135	60 V	1000 mA	0.75 W	100 MHz	1
2N3569	100	40 V	500 mA	0.3 W	60 MHz	3
TIS92	100	40 V	400 mA	0.625 W		4
2N1711	100	50 V	600 mA	0.8 W	70 MHz	15
MPSA05G	100	60 V	500 mA	0.63 W	100 MHz	6
2N3700	100	80 V	1000 mA	0.5 W	100 MHz	4

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC6033	250	50 V	2500 mA	0.625 W
BCW66H	250	45 V	800 mA	0.35 W	100 MHz
BCW66RH	250	45 V	800 mA	0.35 W	100 MHz
BCW74-40	250	45 V	800 mA	0.45 W	100 MHz
2SC6126	250	50 V	3000 mA	1 W
BCX74-40	250	45 V	1000 mA	0.625 W	100 MHz
BCW78-40	250	45 V	800 mA	0.8 W	100 MHz
2N6006	250	40 V	500 mA	0.4 W	165 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Blue Colander GT420 Overdrive/Distortion Mk.1 Vero21×19 Unverified 2N3904 · BC337-40 · LM386 Blue Colander GT420 Overdrive/Distortion Mk.1	Blue Colander GT420 Overdrive/Distortion Mk.1	Boost	Dirtbox Layouts	—	4	—	37