Parts · Transistors

2SK117

Si N-ch JFET TO-92 TH.42 circuits use this part.

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
2SK117		14 mA	50 V	0.3 W

Used on other boards here

Part	Vgs max	Id max	Vds	Pd	Boards
2SK184		14 mA	50 V	0.2 W	9
2SK246		14 mA	50 V	0.3 W	9
NTE458		20 mA	50 V	0.25 W	2
PF5102	1.6 V	20 mA	40 V	0.625 W	40
2SK170		20 mA	40 V	0.2 W	10
J202	4 V	4.5 mA	40 V	0.625 W	9
2N3956	4 V	50 mA	50 V	0.25 W	1
2N3954	4 V	50 mA	50 V	0.25 W	1

Closest by the numbers

Part	Vgs max	Id max	Vds	Pd
2SK209		14 mA	50 V	0.15 W
2SK2145		14 mA	50 V	0.3 W
2SK330		14 mA	50 V	0.2 W
2N3824	50 V	12 mA	50 V	0.3 W
2SK362		14 mA	50 V	0.3 W
2SK365		14 mA	50 V	0.2 W
2N3821	2 V	10 mA	50 V	0.3 W
2N3822	4 V	10 mA	50 V	0.3 W

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
BAJA 57 Tweed Twin Vero23×23 Verified 2SK117 · TL062 · TL072 BAJA 57 Tweed Twin	BAJA 57 Tweed Twin	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	37
BAJA 59 Tweed Bassman Vero19×27 Unverified 2SK117 · TL062 BAJA 59 Tweed Bassman	BAJA 59 Tweed Bassman	Preamp / Amp-in-a-box	Dirtbox Layouts	—	6	—	39
BAJA 5E3 Deluxe Single Channel Vero22×22 Verified 2SK117 · TL062 BAJA 5E3 Deluxe Single Channel	BAJA 5E3 Deluxe Single Channel	Preamp / Amp-in-a-box	Dirtbox Layouts	—	3	—	29
BAJA AC30 Normal Channel Vero19×24 Verified 2SK117 · BC547B · TL062 Bajaman AC30 Normal Channel	Bajaman AC30 Normal Channel	Preamp / Amp-in-a-box	Dirtbox Layouts	—	3	—	32
BAJA AC30 Top Boost Channel Vero22×23 Unverified 2SK117 · BC547B · TL062 BAJA AC30 Top Boost Channel	BAJA AC30 Top Boost Channel	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	40
BAJA AFD Overdrive Mk II w. tonestack Vero21×25 Verified 2SK117 · BC547B · TL062 BAJA AFD MkII	BAJA AFD MkII	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	38
BAJA Ampeg SVT Bass Amplifier Pedal Vero25×28 Verified 2SK117 · TL072 BAJA Ampeg SVT Bass Amplifier Pedal	BAJA Ampeg SVT Bass Amplifier Pedal	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	54
BAJA BE100 Overdrive Vero21×23 Unverified 2SK117 · TL062 BAJA BE100 Overdrive	BAJA BE100 Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	41
BAJA ENG Overdrive Vero23×26 Unverified 2SK117 · BC547B · TL061 · TL062 BAJA ENG Overdrive	BAJA ENG Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	6	—	42
BAJA EVH 5150 Overdrive Vero32×23 Verified 2SK117 · BC557B · TL061 · TL062 BAJA EVH 5150 Overdrive	BAJA EVH 5150 Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	45
BAJA EVH 5150 Overdrive w. MTKs gain mods Vero32×23 Verified 2SK117 · BC557B · TL061 · TL062 BAJA EVH 5150 Overdrive	BAJA EVH 5150 Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	50
BAJA Hiwatt DR103 Amplifier Pedal Vero29×24 Verified 2SK117 · TL062 · TL072 BAJA Hiwatt DR103 Amplifier Pedal	BAJA Hiwatt DR103 Amplifier Pedal	Preamp / Amp-in-a-box	Dirtbox Layouts	—	7	—	46
BAJA JVM Overdrive Od1 Vero22×25 Verified 2SK117 · BC547B · TL062 BAJA JVM Overdrive Od1	BAJA JVM Overdrive Od1	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	39
BAJA MDR Overdrive Vero23×26 Unverified 2SK117 · BC547B · TL061 · TL062 BAJA MDR Overdrive	BAJA MDR Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	6	—	40
BAJA Mars Hall 1959 Plexi Vero21×27 Unverified 2SK117 · TL062 · TL072 BAJA Mars Hall 1959 Plexi	BAJA Mars Hall 1959 Plexi	Preamp / Amp-in-a-box	Dirtbox Layouts	—	7	—	44
BAJA Orange AD200B Mk II Vero26×22 Verified 2SK117 · TL062 · TL072 BAJA Orange AD200B Mk II	BAJA Orange AD200B Mk II	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	41
BAJA Orange OTR120 MK II Graphic Vero25×26 Unverified 2SK117 · BC547B · TL062 · TL072 BAJA Orange OTR120 MK II Graphic	BAJA Orange OTR120 MK II Graphic	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	45
BAJA SLO Overdrive Mk II tone control version Vero24×22 Verified 2SK117 · BC547B · TL062 BAJA SLO Overdrive Mk II tone control version	BAJA SLO Overdrive Mk II tone control version	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	39
BAJA Splawn Quick Rod Overdrive Vero20×26 Verified 2SK117 · TLC2262 BAJA Splawn Quick Rod Overdrive	BAJA Splawn Quick Rod Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	39
BAJA UBS Overdrive Vero24×22 Verified 2SK117 · BC547B · TL062 BAJA UBS Overdrive	BAJA UBS Overdrive	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	39
BAJA VH4 Overdrive w tonestack Vero24×26 Unverified 2SK117 · BC547B · TL061 · TL062 BAJA VH4 Overdrive w tonestack	BAJA VH4 Overdrive w tonestack	Preamp / Amp-in-a-box	Dirtbox Layouts	—	5	—	41
Exar HM-02 Heavy Metal Vero25×32 Unverified 2SK117 · 4558 · BC547B · BC550B Exar HM-02 Heavy Metal	Exar HM-02 Heavy Metal	Distortion	Dirtbox Layouts	—	5	—	46
Baja AC30TB Emulator Perfboard Verified 2SK117 · ? · TL062 · TL072 BAJA AC30TB Emulator · 125B	BAJA AC30TB Emulator	Preamp / Amp-in-a-box	Effects Layouts (blog)	125B	5	—	34
Baja AFD MkII Perfboard Verified 2SK117 · BC547B · TL064 BAJA AFD MkII · 1590B	BAJA AFD MkII	Preamp / Amp-in-a-box	Effects Layouts (blog)	1590B	2	—	34
Baja Optical Limiter Perfboard Verified 2SK117 · LDR · LF353 · LF353N BAJA Optical Limiter	BAJA Optical Limiter	Compressor	Effects Layouts (blog)	—	2	—	25
Baja VH4 Perfboard Verified 2SK117 · BC547B · TL062 BAJA VH4 · 125B	BAJA VH4	Preamp / Amp-in-a-box	Effects Layouts (blog)	125B	2	—	33
Bajaman AC30 Normal Channel Perfboard Verified 2SK117 · BC547B · TL062 Bajaman AC30 Normal Channel	Bajaman AC30 Normal Channel	Preamp / Amp-in-a-box	Effects Layouts (blog)	—	3	—	28
BOSS TM-3 2SC3378 · 2SK117 · M5216 · M5216L Boss TM-3	Boss TM-3	Utility	Experimentalists Anonymous	—	1	—	28
Boss CS-3 (JPG) 2SC732 · 2SC945 · 2SK117 · 2SK30A Boss CS-3 (JPG)	Boss CS-3 (JPG)	Compressor	Experimentalists Anonymous	—	4	—	48
Bajaman LA2A Style Optical Limiter rev2 2SK117 · LF353 · LF353N BAJA Optical Limiter	BAJA Optical Limiter	Compressor	Revolution Deux	—	2	—	41
Fred Briggs Hummingbird Overdrive De'luxe Vero 2N7000 · 2SK117 · 2SK170 · BS170 Fred Briggs Hummingbird Overdrive Deluxe	Fred Briggs Hummingbird Overdrive Deluxe	Overdrive	Revolution Deux	—	5	—	54
Baja 59 Tweed Bassman Vero23×23 Verified 2SK117 · TL062 · TL072 BAJA 59 Tweed Bassman	BAJA 59 Tweed Bassman	Preamp / Amp-in-a-box	Tagboard Effects	—	6	—	39
Baja Ampeg SVT Bass Amplifier Vero24×24 Verified 2SK117 · TL072 BAJA Ampeg SVT Bass Amplifier Pedal	BAJA Ampeg SVT Bass Amplifier Pedal	Preamp / Amp-in-a-box	Tagboard Effects	—	5	—	51
Baja ENG Overdrive Vero23×25 Unverified 2SK117 · BC547B · TL061 · TL062 BAJA ENG Overdrive · 125B	BAJA ENG Overdrive	Preamp / Amp-in-a-box	Tagboard Effects	125B	6	—	39
Baja JVM Overdrive Vero23×23 Unverified 2SK117 · BC547B · TL064 BAJA JVM Overdrive	BAJA JVM Overdrive	Preamp / Amp-in-a-box	Tagboard Effects	—	2	—	34
Baja MDR Overdrive Vero23×25 Verified 2SK117 · BC547B · TL061 · TL062 BAJA MDR Overdrive · 1590B	BAJA MDR Overdrive	Preamp / Amp-in-a-box	Tagboard Effects	1590B	6	—	38
Baja Mars Hall 59 Plexi Vero23×22 Verified 2SK117 · TL062 · TL072 BAJA Mars Hall 1959 Plexi	BAJA Mars Hall 1959 Plexi	Preamp / Amp-in-a-box	Tagboard Effects	—	6	—	37
EA Tremolo - Modified ROG Vero17×12 Verified 2N5088 · 2SK117 · BS170 EA Tremolo - Modified ROG	EA Tremolo - Modified ROG	Tremolo	Tagboard Effects	—	3	—	22
Illumist JFET Boost Vero11×9 Verified 2SK117 Illumist JFET Boost	Illumist JFET Boost	Boost	Tagboard Effects	—	1	—	12
Soulsonic FX Fourbanger Vero20×19 Verified 2SK117 · 7660S · AC128 · BS170 SoulSonic FX Fourbanger	SoulSonic FX Fourbanger	Boost	Tagboard Effects	—	4	—	31
Soulsonic JFET Boost Turret board Verified 2SK117 SoulSonic FX JFET Boost	SoulSonic FX JFET Boost	Boost	Tagboard Effects	—	1	—	11
Tech 21 SansAmp Classic Vero30×21 Verified 2SK117 · TLC2262 · TLC2264 Tech 21 SansAmp Classic	Tech 21 SansAmp Classic	Preamp / Amp-in-a-box	Tagboard Effects	—	4	—	38