smart-scale
theo64oliver
Components (21)
| Reference | Value | Description |
|---|---|---|
| U1 | ESP32-DevKitC | Development Kit |
| U2 | LCD-016N002L | LCD 12x2, 8 bit parallel bus, 3V or 5V VDD |
| U3 | LM7805_TO220 | Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220 |
| U4 | OP1177AR | Precision Low Noise, Low Input Bias Current Operational Amplifier, SOIC-8 |
| U5 | TLC27M2xD | LinCMOS Precision Dual Operational Amplifiers, VIO_max = 10mV (at 25°C), VDD = 3..16V (C suffix) / VDD = 4..16V (I / M suffix), 525kHz unity-gain bandwidth (VDD = 5V, TA = 25°C), SOIC-8 (150 mil) |
| BT1 | Battery | Multiple-cell battery |
| BZ1 | Buzzer | Buzzer, polarized |
| C1,C6 | 680nF | Unpolarized capacitor |
| C2 | C | Unpolarized capacitor |
| C3 | XmicroF | Polarized capacitor |
| C4 | 100nF | Unpolarized capacitor |
| C5 | 10µF | Polarized capacitor |
| D1,D2 | D | Diode |
| D3,D4 | LED | Light emitting diode |
| J1 | Barrel_Jack_Switch_Pin3Ring | DC Barrel Jack with an internal switch |
| R1 | 333Ω | Resistor |
| R2,R4 | 10kΩ | Resistor |
| R3,R5 | 220Ω | Resistor |
| R6 | R_Variable_US | Variable resistor, US symbol |
| R7 | R | Resistor |
| SW1,SW2 | SW_Push | Push button switch, generic, two pins |