MQ-5 Natural/ LPG Gas Sensor Module

The MQ-5 gas sensor module is highly sensitive to LPG, natural gas, H2, CH4, and CO. It provides fast response, stable performance, and a long lifespan. Perfect for Arduino projects and DIY gas detection applications.

Features of MQ-5 Gas Sensor Module

• Detects LPG, H2, CH4, and CO gases
• Fast and stable response
• Long life and reliable stability
• Simple drive circuit for easy integration
• Dual signal output: analog and TTL digital
• TTL output can directly connect to a microcontroller
• High sensitivity to liquefied petroleum gas, natural gas, and city gas

Specifications

• Working Voltage: 4.9V - 5.1V
• Heater Resistance: 31 ±10%
• Adjustable Load Resistance
• Sensing Resistance Range: 10K – 60K Ω
• Sensor Heat Consumption: 0.5-800mW
• Detecting Gas Concentration: 200 - 10,000 ppm

Pinouts of MQ-5 Sensor

• Vcc: Power Pin (5V operating voltage)
• GND: Ground pin
• DO: Digital output, threshold adjustable via potentiometer
• AO: Analog output, proportional to gas concentration

Programming the MQ-5 Sensor

Get started with Arduino programming for the MQ-5 LPG gas sensor using available tutorials and examples. Easy to integrate for gas leak detection and safety applications.