Parts · Transistors

2N3819

4 circuits use this part. Listed as: JFET transistor, N-channel.

Substitutes N-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
2N3819	8 V	50 mA	25 V	0.35 W

Used on other boards here

Part	Vgs max	Id max	Vds	Pd	Boards
J113		50 mA	35 V	0.4 W	26
J112		50 mA	35 V	0.4 W	4
J111		50 mA	35 V	0.4 W	1
MPF4393		30 mA	30 V	0.35 W	13
MPF102	7.5 V	20 mA	25 V	0.35 W	4
J309	4 V	30 mA	25 V	0.625 W	5
2SK170		20 mA	40 V	0.2 W	2
2SK246		14 mA	50 V	0.3 W	2

Closest by the numbers

Part	Id max	Vds	Pd
2SK518	50 mA	30 V	0.4 W
2SK519	50 mA	30 V	0.35 W
2SK1000	50 mA	22 V	0.25 W
2SK1001	50 mA	22 V	0.25 W
2N5640	50 mA	30 V	0.35 W
2SK1070	50 mA	22 V	0.15 W
J203	50 mA	40 V	0.36 W
J204	50 mA	40 V	0.36 W

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Reflektor 2N3819 · LM311 · M5M4246AP-10 · PT2395	SIB! Echodrive - Red	Delay	Dead End FX	1590D	6	$90.00 out	74
Gristleizer - Mad Modulations! 2N3819 · 2N3904 · 2N3906 · 4558	Gristleizer	Vibrato / Chorus	Fuzz Dog	1590BB	1	£55.20	49
Mad Stone 2N3819 · 2N7000 · 4069N · TL051	Mad professor Stone Grey	Distortion	PCB Guitar Mania	1590B	2	€9.90 out	34
Resinite Overdrive 2N3819 · 2N5485 · BC550C	Mad Professor Amber Overdrive	Fuzz	PedalPCB	125B	3	$8.00	51