Litter-Robot-3-Upgrade
sarahGruber6
Upgrade/Replacement Control Board and other improvements
Components (23)
| Reference | Value | Description |
|---|---|---|
| Q2-Q5 | 2N7002 | 0.115A Id, 60V Vds, N-Channel MOSFET, SOT-23 |
| U1 | ESP32-S2 | Microcontroller, Wi-Fi 802.11b/g/n, Bluetooth, 32bit |
| U2 | TPS62933 | |
| U3 | DRV8231ADSG | H-Bridge brushed DC motor driver driver, 3.7Apk, 4.5..33Vm, 600mOhm shunt, integrated current mirror, PWM input, WSON-8 |
| U5 | TLV76133DCY | 3.3V, 1A, Low Noise, High-PSRR LDO Regulator, 2.5V...16V input, SOT-223 |
| C1-C3 | 10uF | Unpolarized capacitor, small symbol |
| C4 | 33nF | Unpolarized capacitor, small symbol |
| C5,C8,C11-C14,L1 | 100nF | Inductor, small symbol,Unpolarized capacitor, small symbol |
| C6,C7 | 22uF | Unpolarized capacitor, small symbol |
| C9 | 1uF | Unpolarized capacitor, small symbol |
| C10 | 2.2uF | Unpolarized capacitor, small symbol |
| D4-D7 | LED |