Parts · Transistors

2N3906-

2 circuits use this part.

Substitutes Si PNP 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
2N3906	100	40 V	200 mA	0.31 W	250 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N4403	100	40 V	600 mA	0.31 W	200 MHz	4
PN2907	100	40 V	600 mA	0.4 W	200 MHz	4
BC560	110	45 V	100 mA	0.5 W	150 MHz	1
2SA1015Y	120	50 V	150 mA	0.4 W	80 MHz	2
2N3905	50	40 V	200 mA	0.31 W	200 MHz	1
2N4125	50	30 V	200 mA	0.31 W	200 MHz	7
2N5401	60	150 V	600 mA	0.31 W	100 MHz	1
BC307B	240	45 V	100 mA	0.3 W	130 MHz	3

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
BSS70R	100	40 V	100 mA	0.3 W	250 MHz
2N5366	100	40 V	500 mA	0.36 W	250 MHz
2N5383	100	40 V	200 mA	0.36 W	250 MHz
BFV86B	100	40 V	600 mA	0.36 W
BCY71DCSM	100	45 V	200 mA	0.35 W	250 MHz
BC291A	100	45 V	200 mA	0.36 W
BC292	100	45 V	200 mA	0.36 W
BC292A	100	45 V	200 mA	0.36 W

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Skyscape Chorus 2N3906- · 2N5088 · CD4047 · MN3007	—	Vibrato / Chorus	Dead Astronaut FX	—	2	£15.00	49
	Green Octaver (Octa-plus) 2N3906- · 2N5089	EQD Tentacle/Green Ringer	Octave / Pitch	PCB Guitar Mania	1590B	—	€4.90 out	25