Parts · Transistors

2N5484

7 circuits use this part. Listed as: JFET, small-signal, TO-92; or, J113.

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
2N5484	25 V	5 mA	25 V	0.35 W

Used on other boards here

Part	Vgs max	Id max	Vds	Pd	Boards
PN4393		5 mA	40 V	0.36 W	1
2N5485	25 V	10 mA	25 V	0.35 W	10
2SK170		20 mA	40 V	0.2 W	2
2SK246		14 mA	50 V	0.3 W	2
J202	4 V	4.5 mA	40 V	0.625 W	2
2N5457	2.5 V	5 mA	25 V	0.625 W	220
BF244A	30 V	50 mA	30 V	0.35 W	1
2N5458	3.5 V	9 mA	25 V	0.625 W	21

Closest by the numbers

Part	Id max	Vds	Pd
2SK2091	5 mA	30 V	0.15 W
2N5670	8 mA	25 V	0.31 W
2SK3666	10 mA	30 V	0.2 W
BFT46	10 mA	25 V	0.25 W
BFR31	5 mA	25 V	0.225 W
2N5045	8 mA	50 V	0.25 W
BF861A	6.5 mA	25 V	0.25 W
2SK193	10 mA	20 V	0.25 W

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Ares Vintage Preamp 2N5484 · 2N5485 · LT1054CP	Echoplex EP-3 Preamp	Preamp / Amp-in-a-box	Aion FX	125B	2	$12.50	50
Ares (Legacy) 2N5484 · 2N5485 · LT1054CP	Echoplex EP-3 Preamp	Preamp / Amp-in-a-box	Aion FX	1590B	1	—	40
Q2 2N3904 · 2N3906 · 2N5484	Frostwave Resonator, so here it is	EQ / Filter	Dead End FX	1590D	7	$20.00	131
Redstone 2N5457 · 2N5484 · BS170 · J102	Spaceman Effects Mercury IV	Boost	Dead End FX	1590BBS	2	$15.00	64
Tresonator 2N3904 · 2N3906 · 2N5484 · LM13700	Frostwave Resonator, but	Wah / Envelope	Dead End FX	—	6	$20.00 out	80
Dragon Hound 2N5458 · 2N5484 · BS170 · LM308N	Parallel Overdrive & Distortion	Distortion	Madbean	1590B	2	—	49
Pale Horse 2N5484 · BS170	Dynamic Overdrive	Overdrive	Madbean	1590B	7	—	24