Parts · Transistors

2SA1048GR

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
2SA1048GR	200	50 V	150 mA	0.2 W	80 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
BC557B	200	45 V	100 mA	0.5 W	75 MHz	1
BC307B	240	45 V	100 mA	0.3 W	130 MHz	3
2N3965	250	60 V	200 mA	0.36 W	50 MHz	3
BC560B	240	45 V	100 mA	0.5 W	150 MHz	1
2SA1015Y	120	50 V	150 mA	0.4 W	80 MHz	2
BC560	110	45 V	100 mA	0.5 W	150 MHz	1
2N4403	100	40 V	600 mA	0.31 W	200 MHz	4
BC560C	420	45 V	100 mA	0.5 W	150 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SA1586-GR	200	50 V	150 mA	0.2 W	80 MHz
2SA1331O6	200	50 V	150 mA	0.2 W	110 MHz
BCW88	200	45 V	100 mA	0.167 W	100 MHz
BC405	200	50 V	150 mA	0.35 W	75 MHz
BCW70L	215	45 V	100 mA	0.225 W
BCW70LT1G	215	45 V	100 mA	0.225 W
2SA1832GR	200	50 V	150 mA	0.1 W	80 MHz
BFR69B	200	45 V	150 mA	0.1 W

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Boss TR-2 2SA1048GR · 2SC2458GR · 2SK118Y · M5207L01	Boss TR-2	Tremolo	Experimentalists Anonymous	—	—	—	23