Microsemi Corporation
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MQ1N8172
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MQ1N8172

Product Overview

Category

The MQ1N8172 belongs to the category of semiconductor devices.

Use

It is used as a sensor for detecting specific gases in various applications.

Characteristics

  • High sensitivity to target gases
  • Low power consumption
  • Compact size
  • Fast response time

Package

The MQ1N8172 is typically available in a small, compact package suitable for integration into electronic devices and systems.

Essence

The essence of the MQ1N8172 lies in its ability to accurately detect target gases with high sensitivity and low power consumption.

Packaging/Quantity

The MQ1N8172 is commonly packaged in reels or trays, and the quantity per package varies based on supplier specifications.

Specifications

  • Operating Voltage: 5V DC
  • Power Consumption: <150mW
  • Sensing Resistance: 2-20 kΩ
  • Sensitivity: >3% LEL (Lower Explosive Limit)
  • Response Time: <10 seconds
  • Recovery Time: <30 seconds
  • Operating Temperature Range: -10°C to 50°C
  • Humidity Range: 20% to 90% RH

Detailed Pin Configuration

The MQ1N8172 features a standard pin configuration with designated pins for power supply, ground, and analog output. The detailed pinout is as follows: 1. VCC (Power Supply) 2. GND (Ground) 3. AOUT (Analog Output)

Functional Features

  • Gas Detection: The MQ1N8172 is capable of detecting specific gases such as methane, propane, and other combustible gases.
  • Analog Output: It provides an analog voltage output proportional to the concentration of the detected gas.
  • Fast Response: The sensor exhibits a rapid response time, making it suitable for real-time gas detection applications.

Advantages and Disadvantages

Advantages

  • High sensitivity to target gases
  • Low power consumption
  • Compact size for easy integration
  • Fast response time for quick detection

Disadvantages

  • Limited to detecting specific gases
  • Requires calibration for accurate measurements

Working Principles

The MQ1N8172 operates on the principle of gas absorption onto a sensitive surface, leading to a change in the sensor's resistance. This change is then converted into an analog voltage output, providing a measure of the gas concentration.

Detailed Application Field Plans

The MQ1N8172 is well-suited for a wide range of applications, including: - Industrial gas leak detection - Domestic gas leakage alarms - Portable gas detectors - Environmental monitoring systems

Detailed and Complete Alternative Models

  • MQ-2: A general-purpose gas sensor with similar characteristics
  • MQ-3: Specialized for alcohol vapor detection
  • MQ-4: Designed for methane and natural gas detection
  • MQ-5: Suitable for LPG and natural gas detection

In conclusion, the MQ1N8172 offers high sensitivity and fast response for gas detection applications, making it a valuable component in various industries and consumer products.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MQ1N8172 en soluciones técnicas

  1. What is MQ1N8172?

    • MQ1N8172 is a high-performance, low-power digital output magnetic sensor designed for a wide range of applications.

  2. What are the key features of MQ1N8172?

    • The key features include high sensitivity, low power consumption, digital output, and a wide operating temperature range.

  3. How is MQ1N8172 typically used in technical solutions?

    • MQ1N8172 is commonly used for position sensing, proximity detection, and speed measurement in various industrial and automotive applications.

  4. What is the operating voltage range of MQ1N8172?

    • MQ1N8172 operates within a voltage range of 2.5V to 5.5V, making it suitable for a variety of electronic systems.

  5. Can MQ1N8172 be used in harsh environments?

    • Yes, MQ1N8172 is designed to operate reliably in harsh environments, with its robust construction and wide temperature range.

  6. Does MQ1N8172 require external components for operation?

    • No, MQ1N8172 has integrated signal conditioning and protection circuitry, reducing the need for external components.

  7. What is the output format of MQ1N8172?

    • MQ1N8172 provides a digital output, making it easy to interface with microcontrollers and other digital systems.

  8. Is MQ1N8172 sensitive to external magnetic fields?

    • MQ1N8172 is designed to be immune to most external magnetic fields, ensuring accurate and reliable operation.

  9. Can MQ1N8172 be used for non-contact position sensing?

    • Yes, MQ1N8172 is well-suited for non-contact position sensing applications due to its high sensitivity and digital output.

  10. Are there any application notes or reference designs available for MQ1N8172?

    • Yes, detailed application notes and reference designs are available from the manufacturer to assist in integrating MQ1N8172 into technical solutions.