← All parts
SGP40 VOC Sensor
SGP40
Sensirionsensor environment
SGP40 is a digital VOC sensor for indoor air quality, featuring a MOx-based gas sensing element and a temperature-controlled micro hotplate with a digital I2C interface.
In stock
Specifications
8- Operating Voltage
- 1.7 to 3.6 V
- Supply Current
- 34 µA (idle), 2.6 to 4.0 mA (operation)
- Interface
- I2C
- Resolution
- 1 tick = log(SRAW_VOC) / 65,535
- Range
- 0 to 1,000 ppm ethanol in clean air ppm
- Accuracy
- <±5% m.v. or ±15 VOC Index points
- Temperature Range
- -20 to 50 °C °C
- Package
- 6-pin DFN, 2.44 x 2.44 x 0.85 mm³
Pinout
6| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VDD | POWER | Supply voltage |
| 2 | VSS | GND | Ground |
| 3 | SDA | I2C | Serial data, bidirectional |
| 4 | n/a | — | Connect to ground (no electrical function) |
| 5 | VDDH | POWER | Supply voltage, hotplate |
| 6 | SCL | I2C | Serial clock, bidirectional |
Interactive pinout
Highlight:
SGP40
Click a pin to copy its name · tap a tag above to spotlight a bus.