Alcohol Gas Sensor - MQ-3
Product details
| Management number | 205893606 | Release Date | 2025/11/02 | List Price | $16.19 | Model Number | 205893606 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. Sensor provides an analog resistive output based on alcohol concentration. The drive circuit is very simple, all it needs is one resistor. A simple interface could be a 0-3.3V ADC.
This sensor has a high sensitivity and fast response time. The sensor's output is an analog resistance. The drive circuit is very simple; all you need to do is power the heater coil with 5V, add a load resistance, and connect the output to an ADC.
->
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form