DIY-AirTag
Circuit-Digest
Components (16)
| Reference | Value | Description |
|---|---|---|
| IC1 | ADXL345BCCZ | ADXL345BCCZ, Accelerometer 3-Axis, 0.1 3200 Hz 2 3.6 V, 14-Pin LGA |
| Q1 | S8050 | |
| U1 | MDBT50Q-1MV2 | Multiprotocol BLE/ANT/2.4 GHz/802.15.4 Cortex-M4F SoC, nRF52840 module |
| BT1 | CR2032 | Single-cell battery |
| BZ1 | SMT-0540-S-R | Speakers & Transducers SMD TRANSDUCER 3VP-P 100MA |
| C1,C2 | 7pF | Unpolarized capacitor |
| C3-C6 | 10uF | Unpolarized capacitor |
| D1 | LED Red | Light emitting diode |
| D2 | LED Blue | Light emitting diode |
| D3 | 1N4148WS | 75V 0.15A Fast switching Diode, SOD-323 |
| J1 | NFC ANT | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1,R2,R5 | 1k | Resistor |
| R3,R4 | 27 | Resistor |
| R6,R7 | 10k | Resistor |
| TP1-TP7 | TestPoint | test point |
| Y1 | 32.768KHz | 32.768 kHz +/-20ppm Crystal 7pF 70 kOhms 2-SMD, No Lead |