Parts · Transistors
2SB434
Si PNP BJT.3 circuits use this part.
Substitutes Si PNP transistor
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 | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| 2SB434 | 40 | 50 V | 3000 mA | 25 W | 1 MHz |
Used on other boards here
| Part | hFE min | Vce | Ic | Pc | fT | Boards |
|---|---|---|---|---|---|---|
| 2SB596 | 40 | 80 V | 4000 mA | 30 W | 3 MHz | 1 |
| 2SB586 | 3000 | 80 V | 8000 mA | 100 W | 1 |
Closest by the numbers
| Part | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| KSA614 | 40 | 55 V | 3000 mA | 25 W | |
| 2N3867U4 | 40 | 40 V | 3000 mA | 35 W | |
| 2SA1069 | 40 | 80 V | 5000 mA | 30 W | |
| 2SA1069A | 40 | 80 V | 5000 mA | 30 W | |
| KSA1010 | 40 | 100 V | 7000 mA | 40 W | |
| 2SA1261M | 40 | 100 V | 10000 mA | 60 W | |
| 2SA490 | 40 | 40 V | 3000 mA | 25 W | 3 MHz |
| 2SA489 | 40 | 60 V | 4000 mA | 30 W | 3 MHz |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| BOSS CE-1 1458 · 2SA493 · 2SA733 · 2SB434 Boss CE-1 | Boss CE-1 | Vibrato / Chorus | Experimentalists Anonymous | — | 4 | — | 181 | |
| Boss CE-1 (GIF) 2SA493 · 2SA733 · 2SB434 · 2SC536F Boss CE-1 (GIF) | Boss CE-1 (GIF) | Vibrato / Chorus | Experimentalists Anonymous | — | 4 | — | 189 | |
| Boss CE-1 Chorus Ensemble 1458 · 2SA493 · 2SA733 · 2SB434 Boss CE-1 | Boss CE-1 | Vibrato / Chorus | Revolution Deux | — | 7 | — | 179 |