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buildbymanoj
A beginner-friendly KiCad PCB project for a basic LED torch powered by a coin cell and controlled using a tactile switch.
| Reference | Value | Description |
|---|---|---|
| Q1 | NPN | Bipolar transistor symbol for simulation only, substrate tied to the emitter |
| U1 | NE555P | Precision Timers, 555 compatible, PDIP-8 |
| BT1 | 3.7 V Battery_Cell | Single-cell battery |
| C1 | 100uF | Unpolarized capacitor |
| C2 | 10uF | Unpolarized capacitor |
| D1 | LED | Light emitting diode |
| D2,D3 | D | Diode |
| R1,R3 | 1K | Resistor |
| R2 | 220 | Resistor |
| RV1 | R_Potentiometer | Potentiometer |