No picture yet
Combustible gas and smoke sensor
| Part number | MQ-2 |
|---|---|
| Category | Sensors › Gas & Air Quality |
| Package | Header-1x4 |
| Pins | 4 |
MQ-2 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | 1 | bidirectional | Pin 1 |
| 2 | GND | ground | Ground |
| 3 | 3 | bidirectional | Pin 3 |
| 4 | VCC | power | Supply |
Schematic symbol and footprint
Schematic symbol
Footprint: Header 1x4 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
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