LockBox
drvnprgrmr
Privacy box using a keypad by default with ability to use other inputs, built using esp32
Components (18)
| Reference | Value | Description |
|---|---|---|
| U301 | TPS62933 | 3.8-30V, 3A Synchronous Buck Converters with pulse frequency modulation (PFM), SOT583-8 |
| U302 | BQ24072RGT | USB-Friendly Li-Ion Battery Charger and Power-Path Management, VQFN-16 |
| BT301 | LiPo | Single-cell battery |
| BZ201 | Buzzer | Buzzer, polarized |
| C304 | 4.7uF | Unpolarized capacitor |
| C305,C311,C312 | 10uF | Polarized capacitor,Unpolarized capacitor |
| C306,C310,C313 | 100nF | Unpolarized capacitor |
| C307 | 33nF | Unpolarized capacitor |
| C308,C309 | 22uF | Unpolarized capacitor |
| D201-D204 | White | Light emitting diode |
| D205,D301,D302 | Red | Light emitting diode |
| J101 | DC Connector | Generic connector, single row, 01x02, script generated |
| J102 | Battery Connector | Generic connector, single row, 01x02, script generated |
| L301 | 6.8uH | Inductor with iron core |
| R201-R205,R301,R302 | 1k | Resistor, US symbol |
| R303,R304 | 1.13k | Resistor, US symbol |
| R305 | 52.5k | Resistor, US symbol |
| R306,TH301 | 10k | Resistor, US symbol,Temperature dependent resistor, negative temperature coefficient |