Technical Documents
Application Resources
EMS-00010-B
MQ-3 Sensor
Alcohol vapor detection module
Description
Manufacturer Details
| Manufacturer | Part Number |
|---|---|
| Hanwei Electronics | MQ-3 |
| Winsen Electronics | MQ-3 |
| Waveshare | MQ-3 |
Technical Specifications
| Operating Voltage (V) | 2.5 to 5 |
| Additional Specs | Output Pin: Analog and digital, Gold pin connectors, 2.54 mm pitch, Boost Converter Chip: PT1301 |
| Board Size (mm) | 40 x 21 mm |
| Mounting Hole Diameter (mm) | 2 mm |
| Interface | Digital Output, Analog output, VCC Positive power supply (2.5V-5.0V), Power ground |
Part Family Variants (8)
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