Parts · Transistors

2SA1005

Si PNP BJT.1 circuit uses 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
2SA1005	90	40 V	30 mA	0.25 W	400 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N4061	90	30 V	30 mA	0.36 W		7
2N4058	100	30 V	30 mA	0.36 W		8
2N3906	100	40 V	200 mA	0.31 W	250 MHz	324
TIS93	100	40 V	400 mA	0.625 W		4
2N4403	100	40 V	600 mA	0.31 W	200 MHz	11
2N4121	70	40 V	100 mA	0.2 W	450 MHz	1
PN2907	100	40 V	600 mA	0.4 W	200 MHz	5
MPS8598	100	60 V	200 mA	0.35 W	150 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
BFX48	90	30 V	100 mA	0.36 W	400 MHz
BFX48CSM	90	30 V	100 mA	0.36 W	400 MHz
BFX48DCSM	90	30 V	100 mA	0.36 W	400 MHz
2SA1617	90	40 V	100 mA	0.3 W	280 MHz
BCX17L	100	45 V	500 mA	0.225 W
BCX17LT1G	100	45 V	500 mA	0.225 W
BFV86B	100	40 V	600 mA	0.36 W
2SA956	90	40 V	100 mA	0.15 W	280 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Oberheim Matrix 6 2N5172 · 2SA1005 · 2SC1675 · 2SC2785	—	Ring Mod / Synth	Experimentalists Anonymous	—	—	—	251