Parts · Transistors

2N5458

21 circuits use this part. Listed as: JFET transistor, N-channel; TO-92 Inline Wide-large-solderpads; or, J111.

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
2N5458	3.5 V	9 mA	25 V	0.625 W

Used on other boards here

Part	Vgs max	Id max	Vds	Pd	Boards
2N5952	3 V	8 mA	30 V	0.36 W	14
2SK246		14 mA	50 V	0.3 W	2
PN4393		5 mA	40 V	0.36 W	1
2N5459	4.5 V	16 mA	25 V	0.625 W	2
2N5457	2.5 V	5 mA	25 V	0.625 W	220
J202	4 V	4.5 mA	40 V	0.625 W	2
J309	4 V	30 mA	25 V	0.625 W	5
MPF102	7.5 V	20 mA	25 V	0.35 W	4

Closest by the numbers

Part	Vgs max	Id max	Vds	Pd
BFT46		10 mA	25 V	0.25 W
J110		10 mA	25 V	0.4 W
2N5670		8 mA	25 V	0.31 W
2SK193		10 mA	20 V	0.25 W
2SK195		10 mA	20 V	0.25 W
2SK2880		10 mA	50 V	0.45 W
2N5045		8 mA	50 V	0.25 W
2N4861	4 V	8 mA	30 V	0.36 W

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Double Cross 2N5458	—	Distortion	Dead End FX	1590J	6	$50.00	67
Neotoma 2N5458 · LM308N	ProCo RAT	Distortion	Effects Layouts	125B	3	$6.00	39
Widogast Fuzz 2N3904 · 2N5089 · 2N5458 · BS170	EHX Big Muff	Fuzz	Effects Layouts	125B	—	$12.00	79
Noise Gator 2N3904 · 2N5458 · LM4558	MXR Noise Gate	Compressor	Five Cats Pedals	1590B	1	£4.50	41
Rattus 2N5458 · LM308	Proco - RAT / RAT2 / You Dirty RAT / Turbo RAT	Distortion	Five Cats Pedals	—	3	£4.50	28
Samurai Boost 2N5458 · TC1044SCPA	Keeley Katana	Boost	Five Cats Pedals	1590A	2	£4.00	25
FuzzPup Rat 2N5458	Rat, Turbo Rat, You Dirty Rat	Distortion	Fuzz Dog	1590A	3	£33.60	28
Harmonic Energiser 2N5088 · 2N5458 · TL074	Systech Harmonic Energizer	Wah / Envelope	Fuzz Dog	1590B	4	£27.60	41
Rodent distortion 2N5458	Rat	Distortion	Fuzz Dog	1590B	4	£30.00	35
Univox Square Wave Fuzz 2N5088 · 2N5458	Square Wave Fuzz	Fuzz	Fuzz Dog	1590B	2	£25.20	21
NostalgiTone Rat Doomstortion Single: The Best Rat style PCB w/ Diode Clipping 2N5458 · OP07	—	Distortion	GuitarPCB	1590B	4	$9.95	32
Alpha Dog 2N5458 · BS170 · LM308	Vintage Distortion	Distortion	Madbean	1590B	6	—	25
Dragon Hound 2N5458 · 2N5484 · BS170 · LM308N	Parallel Overdrive & Distortion	Distortion	Madbean	1590B	2	—	49
Samurai Sword 2N5458 · TC1044SCPA	Keeley Katana Clean Boost	Boost	PCB Guitar Mania	125B	—	€7.90 out	22
Cleaver Boost 2N5458 · TC1044SCPA	Keeley Katana Boost	Boost	PedalPCB	125B	2	$12.00	28
Dingo Distortion 2N5458 · BS170 · LM308N	VFE Alpha Dog	Fuzz	PedalPCB	125B	6	$10.00	34
Dynasty Distortion 2N5458 · CA3130EZ	BearFoot Dyna Red Distortion	Fuzz	PedalPCB	125B	3	$8.00	36
Muroidea Distortion 2N5458 · LM308	ProCo Rat	Distortion	PedalPCB	125B	3	$8.00	32
Pulse Wave Fuzz 2N5088 · 2N5458	Univox Square Wave Fuzz	Fuzz	PedalPCB	125B	2	$8.00	23
DS78R - Rattus rattus 2N5458 · OP07	ProCo Rat	Distortion	Sheepylove	—	3	€10.00	32
Choose Your Own Ratventure 2N5458 · LM308N	RAT	Distortion	Zero G IOD	—	3	$5.00 out	36