Parts · Transistors

2SA1312

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
2SA1312	200	120 V	100 mA	0.15 W	110 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2SA1335	200	120 V	100 mA	0.2 W	100 MHz	4
2SA970	200	120 V	100 mA	0.3 W	100 MHz	5
2N5401	60	150 V	600 mA	0.31 W	100 MHz	2
MPSA92	25	300 V	500 mA	0.625 W	50 MHz	2

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SA1163	200	120 V	150 mA	0.15 W	100 MHz
2SA1049	200	120 V	100 mA	0.2 W	100 MHz
2SA1049GR	200	120 V	100 mA	0.2 W	100 MHz
2SA1163GR	200	120 V	100 mA	0.2 W	100 MHz
2SA1587GR	200	120 V	100 mA	0.1 W	100 MHz
BSS53B	200	120 V	100 mA	0.3 W
2SA970GR	200	120 V	100 mA	0.3 W	100 MHz
2SA1247	200	100 V	50 mA	0.1 W	80 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	BOSS RV-3 2SA1312 · 2SC2458 · 2SK880 · 78L05 Boss RV-3	Boss RV-3	Reverb	Experimentalists Anonymous	—	4	—	172