lockbox
yummCat
Components (26)
| Reference | Value | Description |
|---|---|---|
| Q2 | 2N7000 | |
| U1 | TP4056-42-ESOP8 | 1A Standalone Linear Li-ion/LiPo single-cell battery charger, 4.2V ±1% charge voltage, VCC = 4.0..8.0V, SOIC-8 (SOP-8) |
| U2 | AT24CS16-MAHM | I2C Serial EEPROM, 16Kb (2048x8) with Unique Serial Number, UDFN8 |
| U3 | AMS1117-3.3 | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| U4 | MT3608 | High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 |
| A1 | Arduino_Nano_v3.x | Arduino Nano v3.x |
| Brd1 | SSD1306 | |
| BT1 | Battery_Cell | Single-cell battery |
| C1,C4 | 22mF | capacitor, US symbol |
| C2,CAMSOUT2 | 0.1mF | capacitor, US symbol |
| C3,CAMSIN1,CAMSOUT1 | 10mF | capacitor, US symbol |
| D1 | LED | Light emitting diode |
| D2 | 1N5819 | 40V 1A Schottky Barrier Rectifier Diode, DO-41 |
| D3,D4 | SS14 | 40V 1A Schottky Diode, SMA |
| L1 | 10mH | Inductor |
| L2 | 22mH | Inductor |
| P1 | RFID-RC522-MODULE | |
| R1 | 100k | Resistor |
| R2 | 20k | Resistor |
| R3,R9 | 10k | Resistor |
| R4 | 2k | Resistor |
| R5,R7 | 4.7k | Resistor |
| R6 | 220 | Resistor |
| R8 | 100 | Resistor |
| SW1-SW9 | SW_Push | Push button switch, generic, two pins |
| SW10 | SW_RST | Push button switch, generic, two pins |