Parts · Transistors
MPF4393
13 circuits use this part. Listed as: JFET transistor, N-channel; JFET, N-channel, SOT-23; TO-92 Inline Wide.
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 |
|---|---|---|---|---|
| MPF4393 | 30 mA | 30 V | 0.35 W |
Used on other boards here
| Part | Vgs max | Id max | Vds | Pd | Boards |
|---|---|---|---|---|---|
| J309 | 4 V | 30 mA | 25 V | 0.625 W | 5 |
| MPF102 | 7.5 V | 20 mA | 25 V | 0.35 W | 4 |
| PF5102 | 1.6 V | 20 mA | 40 V | 0.625 W | 14 |
| BF244A | 30 V | 50 mA | 30 V | 0.35 W | 1 |
| 2SK170 | 20 mA | 40 V | 0.2 W | 2 | |
| 2N5459 | 4.5 V | 16 mA | 25 V | 0.625 W | 2 |
| 2N3819 | 8 V | 50 mA | 25 V | 0.35 W | 4 |
| J113 | 50 mA | 35 V | 0.4 W | 26 |
Closest by the numbers
| Part | Vgs max | Id max | Vds | Pd |
|---|---|---|---|---|
| 2N5397 | 6 V | 30 mA | 25 V | 0.3 W |
| 2N5564 | 3 V | 30 mA | 40 V | 0.65 W |
| 2N5565 | 3 V | 30 mA | 40 V | 0.65 W |
| 2N5566 | 3 V | 30 mA | 40 V | 0.65 W |
| 2N4416 | 30 V | 30 mA | 30 V | 0.3 W |
| 2SK663 | 5 V | 30 mA | 55 V | 0.15 W |
| 2SK187 | 40 V | 30 mA | 40 V | 0.3 W |
| 2SK163 | 30 mA | 50 V | 0.4 W |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Artemis Mk. II Preamp Drive MPF4393 | Catalinbread SFT V2 | Overdrive | Aion FX | 125B | 3 | $12.50 | 64 | |
| Lord of this World BC184 · MPF4393 · PN4393 | Sabbra Cadabra | Overdrive | Five Cats Pedals | — | 4 | £4.50 | 57 | |
| Figaro Drive - Brian May in-a-box CONFUSION · MPF4393 | Galileo | Overdrive | Fuzz Dog | 1590B | 3 | £40.80 | 55 | |
| War Pig - Black Sabbath in a Box BC184 · MPF4393 | Sabbra Cadabra | Boost | Fuzz Dog | 1590B | 4 | £42.00 | 58 | |
| Sabbatical Drive BC184 · MPF4393 | Catalinbread Sabbra Cadabra | Distortion | PCB Guitar Mania | 125B | 2 | €11.90 out | 59 | |
| The Queen MPF4393 · P2N2222A | Catalinbread Galileo MkII | Overdrive | PCB Guitar Mania | 125B | 3 | €11.90 out | 55 | |
| Bohemia 2N2222A · MPF4393 | Catalinbread Galileo MkII | Fuzz | PedalPCB | 125B | 3 | $8.00 | 54 | |
| Covert Overdrive MPF4393 | Catalinbread DLS MKIII | Fuzz | PedalPCB | 125B | 7 | $12.00 | 57 | |
| Fuchsia Fuzz 2N1308 · BC550C · MPF4393 | Bearfoot FX Pink Purple Fuzz | Fuzz | PedalPCB | 125B | 5 | $12.00 | 44 | |
| Mojito Deluxe Overdrive (Boneyard Edition) CA3130EZ · MPF4393 | — | Fuzz | PedalPCB | 125B | — | $12.00 | 55 | |
| SOFTii Overdrive MPF4393 | Catalinbread SFT | Fuzz | PedalPCB | 125B | 5 | $10.00 out | 55 | |
| Sabbath Distortion BC184 · MPF4393 | Catalinbread Sabbra Cadabra | Distortion | PedalPCB | 125B | 4 | $8.00 | 60 | |
| Tweed Man Overdrive MMBF4393 · MPF4393 | Catalinbread Formula 5F6 | Fuzz | PedalPCB | 125B | 7 | $12.00 | 60 |