Parts · Transistors
BC547
Si NPN BJT TO-92 TH.34 circuits use this part. Listed as: Transistor BC547.
Datasheet · from onsemi.com
Substitutes Si NPN 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 |
|---|---|---|---|---|---|
| BC547 | 110 | 50 V | 100 mA | 0.5 W | 300 MHz |
Used on other boards here
| Part | hFE min | Vce | Ic | Pc | fT | Boards |
|---|---|---|---|---|---|---|
| BC546 | 110 | 80 V | 100 mA | 0.5 W | 300 MHz | 4 |
| 2N2222A | 100 | 40 V | 800 mA | 0.5 W | 300 MHz | 113 |
| TIS92 | 100 | 40 V | 400 mA | 0.625 W | 4 | |
| 2N2219A | 100 | 50 V | 800 mA | 0.8 W | 300 MHz | 6 |
| BC546A | 110 | 65 V | 100 mA | 0.5 W | 150 MHz | 5 |
| 2N4401 | 100 | 40 V | 600 mA | 0.31 W | 250 MHz | 52 |
| BC107 | 110 | 45 V | 100 mA | 0.3 W | 150 MHz | 13 |
| BC107A | 110 | 45 V | 100 mA | 0.3 W | 150 MHz | 3 |
Closest by the numbers
| Part | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| BCW71 | 110 | 45 V | 100 mA | 0.35 W | 300 MHz |
| BCW71R | 110 | 45 V | 100 mA | 0.35 W | 300 MHz |
| BC847A-AU | 110 | 45 V | 100 mA | 0.33 W | |
| BCV71 | 110 | 60 V | 100 mA | 0.35 W | 300 MHz |
| BC550A | 110 | 45 V | 100 mA | 0.625 W | 250 MHz |
| BC846A-AU | 110 | 65 V | 100 mA | 0.33 W | |
| 2SC5868 | 120 | 60 V | 500 mA | 0.5 W | 300 MHz |
| 2N5582 | 100 | 40 V | 500 mA | 0.5 W | 300 MHz |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Epider Sound Heavy Metal Vero12×11 Verified BC547 Epider Sound Heavy Metal | Epider Sound Heavy Metal | Distortion | Dirtbox Layouts | — | 2 | — | 16 | |
| Exar OD-02 Overdrive Vero18×19 Unverified BC547 · BC550C · BC560C · J113 Exar OD-02 Overdrive | Exar OD-02 Overdrive | Overdrive | Dirtbox Layouts | — | 3 | — | 23 | |
| Radio France Fuzz Vero13×11 Unverified 2N5088 · BC547 Radio France Fuzz | Radio France Fuzz | Fuzz | Dirtbox Layouts | — | 1 | — | 22 | |
| Budda Om Overdrive Perfboard Verified BC547 · J201 · LF353 · LF353N Budda Om Overdrive · 1590B | Budda Om Overdrive | Distortion | Effects Layouts (blog) | 1590B | 3 | — | 21 | |
| Pink Jimi Photon - Dirty Bad!! Model One Driver Perfboard Verified AC176 · BC547 Pink Jimi Photon - Dirty Bad!! Model One Driver | Pink Jimi Photon - Dirty Bad!! Model One Driver | Fuzz | Effects Layouts (blog) | — | 4 | — | 21 | |
| Radio France Fuzz Perfboard Verified 2N5088 · BC547 Radio France Fuzz · 1590A | Radio France Fuzz | Fuzz | Effects Layouts (blog) | 1590A | 1 | — | 21 | |
| Shin Ei OB-28 Octave Box Perfboard Unverified BC547 · BC557 Shin-ei OB-28 Octave Box | Shin-ei OB-28 Octave Box | Octave / Pitch | Effects Layouts (blog) | — | 2 | — | 38 | |
| 120 Second voice recorder BC547 · BC557 · ISD25120 | — | Delay | Experimentalists Anonymous | — | — | — | 30 | |
| 120 Second voice recorder 2 BC547 · BC557 · ISD25120 | — | Delay | Experimentalists Anonymous | — | — | — | 30 | |
| 40 Second Message Recorder with Loop Option BC547 · BC557 · ISD2540 | — | Delay | Experimentalists Anonymous | — | — | — | 29 | |
| 40 Second Recorder BC547 · BC557 · ISD2540 | — | Delay | Experimentalists Anonymous | — | — | — | 30 | |
| Carlin phaser 741 · BC547 · BC557 · BD139 | — | Phaser | Experimentalists Anonymous | — | 3 | — | 32 | |
| Elektor Distortion Compressor 4066 · BC547 · BC547B · BF256C | — | Distortion | Experimentalists Anonymous | — | — | — | 68 | |
| Guitar to synth interface 4011BE · 4016BE · 741 · BC547 | — | Ring Mod / Synth | Experimentalists Anonymous | — | — | — | 79 | |
| ISD25xx Recording Device BC547 · BC557 · ISD2540 | — | Delay | Experimentalists Anonymous | — | — | — | 31 | |
| MXR Flanger 4013 · 4558 · BC547 · BC548 MXR Flanger | MXR Flanger | Flanger | Experimentalists Anonymous | — | 4 | — | 47 | |
| Old-Style VCF BC547 · BC557 | — | Other | Experimentalists Anonymous | — | 2 | — | 22 | |
| BeatleVox BC547 Aclam The Mocker · 1590B | Aclam The Mocker | Fuzz | Fuzz Dog | 1590B | 3 | £33.60 | 35 | |
| Allure Chorus BC547 · BC556 · MN3102 · MN3207 Elur Chorus ESC-5 · 1590B | Elur Chorus ESC-5 | Vibrato / Chorus | HotKits | 1590B | 2 | $6.00 | 40 | |
| Aquarius Preamp BC547 · BC557 · IRF740 · LND150N3-G 1590BB | — | Preamp / Amp-in-a-box | HotKits | 1590BB | 7 | $14.00 | 50 | |
| Belladonna Tube Overdrive BC547 · BC557 · IRF740 · NE555 1590BB2 | — | Overdrive | HotKits | 1590BB2 | 5 | $14.00 | 44 | |
| Crystalline Preamp 4558 · BC547 · BC557 · IRF740 Trace Elliot V-Type · 1590XX | Trace Elliot V-Type | Preamp / Amp-in-a-box | HotKits | 1590XX | 10 | $16.00 | 50 | |
| Datura Tube Overdrive BC547 · BC557 · IRF740 · NE555 1590BB2 | — | Overdrive | HotKits | 1590BB2 | 5 | $69.00 | 41 | |
| Melissa Tube Overdrive 2N3904 · BC547 · BC557 · IRF740 Friedman BE100 BE Channel · 1590BB2 | Friedman BE100 BE Channel | Overdrive | HotKits | 1590BB2 | 5 | $14.00 | 43 | |
| Mr. Gator Preamp BC547 · BC557 · BF245 · IPA60R180P7S Laboga Mr. Hector preamp · 1590XX | Laboga Mr. Hector preamp | Preamp / Amp-in-a-box | HotKits | 1590XX | 9 | — out | 67 | |
| Old Sparky Preamp BC547 · BC557 · BF245 · IPA60R180P7S Friedman BE Deluxe & Small Box preamp · 1590XX | Friedman BE Deluxe & Small Box preamp | Preamp / Amp-in-a-box | HotKits | 1590XX | 9 | $27.00 | 63 | |
| Plutonic Vibe BC547 · GL5528 · TL072 · TL074 EarthQuaker Devices The Depths · 1590B | EarthQuaker Devices The Depths | Vibrato / Chorus | HotKits | 1590B | 5 | $6.50 | 30 | |
| Epider Sound Heavy Metal BC547 | — | Distortion | PCBWay: Glory to Ukraine | — | 2 | — | 13 | |
| Heavy Spider BC547 Epider Sound Heavy Metal · 125B | Epider Sound Heavy Metal | Distortion | PedalPCB | 125B | 2 | $8.00 | 22 | |
| Budda Om Overdrive Vero20×14 Verified BC547 · J201 · LF353 Budda Om Overdrive | Budda Om Overdrive | Distortion | Tagboard Effects | — | 3 | — | 22 | |
| Exar MT-1 Metal Vero20×20 Verified BC547 · BC550 · TL072 Exar MT-1 Metal · 1590B | Exar MT-1 Metal | Distortion | Tagboard Effects | 1590B | 4 | — | 30 | |
| Exar OD-02 Overdrive Vero21×15 Verified BC547 · BC550 · BC560 · J113 Exar OD-02 Overdrive | Exar OD-02 Overdrive | Overdrive | Tagboard Effects | — | 3 | — | 21 | |
| Pink Jimi Photon's Transmission OD Vero16×10 Verified BC547 Pink Jimi Photon's Transmission OD | Pink Jimi Photon's Transmission OD | Overdrive | Tagboard Effects | — | 4 | — | 23 | |
| Wind Machine Perfboard 1458 · BC547 · LM1458 Wind Machine | Wind Machine | Other | turretboard.org | — | 1 | — | 11 |