Enclosure not stated
Charge pump PCB for doubling voltage of guitar pedal project
- Category
- Utility
- Difficulty
- Beginner
- Price
- $2.50in stock
From the vendor
Provides +18v, -9v, and 4.5v all from a single 9v power supply
Features:
• 18v DC from 9v DC source
• Bias voltage of 9v DC source
• Negative voltage from 9v DC source
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 12 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 2 | ||||
| R1 | 27K | 27k | ||
| R2 | 27K | 27k | ||
| Capacitors 6 | ||||
| C1 | 47µF | 47u | ||
| C2 | 1µF | 1u | ||
| C3 | 1µF | 1u | ||
| C4 | 1µF | 1u | ||
| C5 | 1µF | 1u | ||
| C6 | 47µF | 47u | ||
| Diodes 3 | ||||
| D1 | 1N4742 | 1N4742 / 12V | ||
| D2 | 1N4001 | 1N4001 | ||
| D3 | 1N4001 | 1N4001 | ||
| ICs 1 | ||||
| U1 | ICL7660A | ICL7660A | ||