AI Wearable Component Selection
Thought for 1 min 52 sec
Table
| Designator | Description | Suggested Value | Library Link |
|---|---|---|---|
| C1 | Decoupling capacitor for U1 (VDD pins) | 0.1µF (100nF) | 0.1µF Capacitor |
| C2 | Bulk decoupling capacitor for U1 | 10µF | 10µF Capacitor |
| C3 | Decoupling capacitor for U2 camera | 0.1µF | 0.1µF Capacitor |
| C4 | Decoupling capacitor for U3 microphone | 0.1µF | 0.1µF Capacitor |
| C5 | Battery-side bulk capacitor per U4 datasheet | 10µF | 10µF Capacitor |
| C6 | REGN pin capacitor for U4 | 1µF | 1µF Capacitor |
| C7 | BTST bootstrap capacitor for U4 | 0.1µF | 0.1µF Capacitor |
| C8 | PMID pin bulk capacitor for U4 | 10µF | 10µF Capacitor |
| R1 | ILIM resistor to set charge current limit for U4 | 1.2kΩ | 1.2kΩ Resistor |
| R2 | Pull-up resistor for the tactile button S1 | 10kΩ | 10kΩ Resistor |
| R3 | TS pin bias resistor (if needed) for U4 | 10kΩ | 10kΩ Resistor |
| GND | Ground reference symbol. | — | Ground Symbol |
This collection of passives (decoupling/bulk capacitors and resistors) includes what is typically required to ensure stable operation of the nRF5340, OV5640 fish-eye camera, INMP441 mic, the BQ25895 USB Type-C charger, and the tactile button.
Add Resistors for U1
Configure nRF5340 with Camera
USB Type-C Connector
