SEN-22956 · SparkFunActive
The SparkFun Photoacoustic Spectroscopy CO2 Sensor features the XENSIV™ PAS CO2 sensor package from Infineon©, which provides highly accurate CO2 data. (SparkFun SEN-22956)
| Part number | SEN-22956 |
|---|---|
| Manufacturer | SparkFun |
| Category | Sensors › Gas & Air Quality |
| Pins | 4 |
SparkFun Photoacoustic Spectroscopy CO2 Sensor - PASCO2V01 (Qwiic) pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | GND | ground | |
| 2 | 3V3 | power | |
| 3 | SDA | bidirectional | |
| 4 | SCL | input |
Schematic symbol and footprint
Schematic symbol
Footprint: JST-SH 4-pin SMD right-angle (SM04B-SRSS-TB) - Qwiic / STEMMA QT — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
Where to buy
Stock and prices from the suppliers, checked 2026-10-08; excluding tax and shipping.
Related parts
Adafruit BME680 - Temperature, Humidity, Pressure and Gas SensorADA3660
Adafruit ENS160 MOX Gas Sensor - Sciosense CCS811 UpgradeADA5606
Adafruit MiCS5524 CO, Alcohol and VOC Gas Sensor BreakoutADA3199
Adafruit PMSA003I Air Quality BreakoutADA4632
Adafruit SCD-30 - NDIR True CO2 Temperature and Humidity SensorADA4867
Adafruit SGP30 Air Quality Sensor Breakout - VOC and eCO2ADA3709
ENS160
Gravity: Electrochemical Oxygen / O2 Sensor (0-25%Vol, I2C)SEN0322