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SGP40 Air Quality VOC Sensor
AdafruitN/A
The Adafruit SGP40 is an air quality sensor that measures VOCs and H2, using I2C interface. It comes with a custom PCB in STEMMA QT form factor for easy connection to development boards.
In stock
Specifications
2- Operating Voltage
- 3-5VDC (Vin) / 3.3V (3.3V) output
- Logic Level
- 3.3V I2C interface
Pinout
5| Pin | Name | Functions | Notes |
|---|---|---|---|
| Vin | Power | POWER | 3-5VDC input |
| 3.3V | Voltage Regulator Output | — | 3.3V output, up to 100mA |
| GND | Ground | GND | Common ground for power and logic |
| SCL | I2C Clock | I2C | Can use 3V or 5V logic, with 10K pullup to Vin |
| SDA | I2C Data | I2C | Can use 3V or 5V logic, with 10K pullup to Vin |
Interactive pinout
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