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Soft-bypass switching board for VFE projects. Microcontroller-based SPST footswitch control with relay bypass, power filtering, optional charge pump for split-rail supplies, and protection circuitry. Designed for top-mount assembly and compatibility with various VFE audio boards.
Component Name | Type | Default Part | Qty |
|---|---|---|---|
| 1K | RESISTOR | 2 | |
| 8K2 | RESISTOR | MFR-25-8K2 | 1 |
| 10K | RESISTOR | 1 | |
| 100K | RESISTOR | 2 | |
| 10M | RESISTOR | 1 | |
| 100n MLCC | CAPACITOR | 2 | |
| 4u7 Electrolytic | CAPACITOR | ELECTRO-16V-4U7 | 1 |
| 47u Electrolytic | CAPACITOR | ELECTRO-16V-47U | 2 |
| 100u Electrolytic | CAPACITOR | ELECTRO-16V-100U | 1 |
| LP2950 | VOLTAGEREGULATOR | LP2950 | 1 |
| PIC12F509 | IC | PIC12F509 | 1 |
| TC7662BCPA | IC | TC7662BCPA | 1 |
| TQ2-L-5V | IC | TQ2-L-5V | 1 |
| BS170 | TRANSISTOR | BS170 | 1 |
| J175 | TRANSISTOR | J175 | 1 |
| 1mH Inductor | INDUCTOR | INDUCT-1MH | 1 |
| 1N5817 | DIODE | 1N5817 | 1 |
| 1N914 | DIODE | 1N914 | 1 |
| 3362P 20K | TRIMPOT | 1 | |
| SPST Stomp Momentary | SWITCH | SPST-STOMP-MOM | 1 |