Parts · Transistors
PN4393
Si N-ch JFET TO-92 TH.2 circuits use this part. Listed as: TO-92 Inline Wide.
Datasheet · from onsemi.com
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 |
|---|---|---|---|---|
| PN4393 | 5 mA | 40 V | 0.36 W |
Used on other boards here
| Part | Vgs max | Id max | Vds | Pd | Boards |
|---|---|---|---|---|---|
| PN4302 | 4 V | 5 mA | 30 V | 0.625 W | 1 |
| 2N5953 | 2.5 V | 5 mA | 30 V | 0.36 W | 1 |
| J202 | 4 V | 4.5 mA | 40 V | 0.625 W | 9 |
| 2N5246 | 4 V | 7 mA | 30 V | 0.35 W | 1 |
| 2N5952 | 3 V | 8 mA | 30 V | 0.36 W | 67 |
| 2N5245 | 1 V | 15 mA | 30 V | 0.35 W | 1 |
| 2SK117 | 14 mA | 50 V | 0.3 W | 42 | |
| 2SK184 | 14 mA | 50 V | 0.2 W | 9 |
Closest by the numbers
| Part | Vgs max | Id max | Vds | Pd |
|---|---|---|---|---|
| 2N5452 | 4.5 V | 5 mA | 50 V | 0.5 W |
| 2N5453 | 4.5 V | 5 mA | 50 V | 0.5 W |
| 2N5454 | 4.5 V | 5 mA | 50 V | 0.5 W |
| 2N5196 | 4 V | 7 mA | 50 V | 0.5 W |
| 2N5197 | 4 V | 7 mA | 50 V | 0.5 W |
| 2N5198 | 4 V | 7 mA | 50 V | 0.5 W |
| 2N5199 | 4 V | 7 mA | 50 V | 0.5 W |
| 2N4869 | 5 V | 7.5 mA | 40 V | 0.3 W |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| T Jauernig Electronics Luxury Drive/Boost Perfboard Verified PN4393 T. Jauernig Luxury Drive/Boost · 1590A | T. Jauernig Luxury Drive/Boost | Boost | Effects Layouts (blog) | 1590A | 1 | — | 12 | |
| Lord of this World BC184 · MPF4393 · PN4393 Catalinbread Sabbra Cadabra | Catalinbread Sabbra Cadabra | Overdrive | Five Cats Pedals | — | 4 | £4.50 | 57 |