Parts · Transistors

2N6429

Si NPN BJT.1 circuit uses this part. Listed as: 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
2N6429	400	45 V	200 mA	0.625 W	100 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N5828	400	40 V	100 mA	0.36 W	90 MHz	1
BC550C	420	45 V	100 mA	0.5 W	150 MHz	81
BC547C	420	45 V	100 mA	0.5 W	200 MHz	18
2SC1815BL	500	50 V	150 mA	0.4 W	80 MHz	4
2SC1583	500	50 V	100 mA	0.4 W	150 MHz	3
2SC1815GR	300	50 V	150 mA	0.4 W	80 MHz	6
TIS97	250	40 V	100 mA	0.5 W	125 MHz	6
ZTX382B	240	45 V	100 mA	0.45 W	150 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
BC651	400	45 V	100 mA	0.625 W	100 MHz
2SC5692	400	50 V	2500 mA	0.625 W
BC521	380	45 V	100 mA	0.625 W	100 MHz
BC651C	380	45 V	200 mA	0.625 W	100 MHz
2SC6100	400	50 V	2500 mA	0.5 W
2SC6135	400	50 V	1000 mA	0.5 W
2SC5703	400	50 V	4000 mA	0.8 W
2SC5712	400	50 V	3000 mA	1 W

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Pastel Preamp 2N6429 · BC546A · J201 · TL072 JHS Crayon · 125B	JHS Crayon	Overdrive	PedalPCB	125B	4	$15.00	107