Parts · Transistors
LS3954
Si N-ch JFET.1 circuit uses 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 |
|---|---|---|---|---|
| LS3954 | 4.5 V | 5 mA | 60 V | 0.4 W |
Used on other boards here
| Part | Vgs max | Id max | Vds | Pd | Boards |
|---|---|---|---|---|---|
| 2SK246 | 14 mA | 50 V | 0.3 W | 9 | |
| 2SK117 | 14 mA | 50 V | 0.3 W | 42 | |
| 2SK184 | 14 mA | 50 V | 0.2 W | 9 | |
| NTE458 | 20 mA | 50 V | 0.25 W | 2 | |
| 2N3956 | 4 V | 50 mA | 50 V | 0.25 W | 1 |
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 |
| 2N5545 | 4.5 V | 8 mA | 50 V | 0.5 W |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Moog Minimoog 2N3392 · 2N3415 · 2N4058 · 2N4303 | — | Ring Mod / Synth | Experimentalists Anonymous | — | — | — | 677 |