SEN0394 · DFRobot
This air quality sensor features low power usage, fast response, and small size. Ideal for indoor use, with VOC index indicating air quality directly. (DFRobot SEN0394)
| Part number | SEN0394 |
|---|---|
| Manufacturer | DFRobot |
| Category | Sensors › Gas & Air Quality |
| Pins | 4 |
Gravity: SGP40 Air Quality Sensor pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | VCC | power | |
| 2 | GND | ground | |
| 3 | C (SCL/TX) | bidirectional | I2C SCL, or UART - see the module's pinout |
| 4 | D (SDA/RX) | bidirectional | I2C SDA, or UART - see the module's pinout |
Schematic symbol and footprint
Schematic symbol
Footprint: JST PH 2.0 mm 4-pin through-hole (Gravity PH2.0-4P) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
Datasheet
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