Parts · Transistors

2N3820

1 circuit uses this part.

Substitutes P-channel JFET

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	Vgs max	Id max	Vds	Pd
2N3820	20 V	15 mA	20 V	0.35 W

Used on other boards here

Part	Vgs max	Id max	Vds	Pd	Boards
2N5116		25 mA	30 V	0.5 W	2
J177	2.5 V	20 mA	30 V	0.35 W	1
J175	6 V	60 mA	30 V	0.35 W	2

Closest by the numbers

Part	Id max	Vds	Pd
2SJ103	14 mA	50 V	0.3 W
2SJ105	14 mA	50 V	0.2 W
2SJ106	14 mA	50 V	0.15 W
2SJ104	20 mA	25 V	0.4 W
2SJ107	20 mA	25 V	0.2 W
2SJ108	20 mA	25 V	0.2 W
2SJ74	20 mA	25 V	0.4 W
2SJ75	20 mA	25 V	0.4 W

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Solid Metal Pro 2N3820 · 2SD1616A · TL072	Tight Metal Pro - Tight Metal Pro	Distortion	PCB Guitar Mania	1590DD	8	€19.90 out	127