NXP USA Inc.
Bild kan vara representation.
Se specifikationer för produktinformation.
MPX4105A
Visa detalj Datablad

MPX4105A

Product Overview

The MPX4105A belongs to the category of pressure sensors and is commonly used for measuring absolute pressure in a variety of applications. Its characteristics include high sensitivity, accuracy, and reliability. The sensor is typically packaged in a small, robust package, making it suitable for use in harsh environments. The essence of the MPX4105A lies in its ability to provide precise pressure measurements, which are crucial in numerous industrial and automotive applications. It is usually available in packaging quantities suitable for both individual and bulk usage.

Specifications

  • Pressure Range: 0 to 105 kPa
  • Supply Voltage: 4.75 to 5.25 V
  • Output Voltage: 0.2 to 4.7 V
  • Operating Temperature Range: -40°C to 125°C
  • Accuracy: ±1.5% Full Scale Span (typical)

Detailed Pin Configuration

The MPX4105A features a total of 6 pins, including Vout, Vsupply, GND, and others. The detailed pin configuration is as follows: - Pin 1: Vout - Pin 2: Vsupply - Pin 3: NC - Pin 4: NC - Pin 5: GND - Pin 6: NC

Functional Features

The MPX4105A offers high sensitivity and linearity, ensuring accurate pressure measurements across its specified range. It also provides a ratiometric output, making it compatible with various microcontroller and analog-to-digital converter interfaces.

Advantages and Disadvantages

Advantages

  • High sensitivity and accuracy
  • Ratiometric output
  • Robust packaging for harsh environments

Disadvantages

  • Limited pressure range compared to some alternative models
  • Sensitive to electromagnetic interference in certain applications

Working Principles

The MPX4105A operates on the principle of piezoresistive sensing, where changes in pressure cause a corresponding change in the resistance of the sensing element. This change is then converted into an electrical signal proportional to the applied pressure.

Detailed Application Field Plans

The MPX4105A finds extensive use in automotive systems, such as engine control, brake systems, and tire pressure monitoring. Additionally, it is employed in industrial automation for pressure monitoring in pneumatic and hydraulic systems. The sensor's high accuracy and reliability make it suitable for medical equipment, HVAC systems, and environmental monitoring applications.

Detailed and Complete Alternative Models

Some alternative models to the MPX4105A include the MPX5700 series, MPX5010, and MPXV5010G. These models offer varying pressure ranges, output types, and package options, providing flexibility for different application requirements.

In conclusion, the MPX4105A is a reliable and accurate pressure sensor suitable for a wide range of industrial, automotive, and consumer applications. Its high sensitivity, robust packaging, and compatibility with various interfaces make it a popular choice for pressure measurement needs.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MPX4105A i tekniska lösningar

  1. What is the MPX4105A pressure sensor used for?

    • The MPX4105A pressure sensor is commonly used to measure absolute pressure in various technical solutions, such as automotive and industrial applications.

  2. What is the operating voltage range of the MPX4105A sensor?

    • The operating voltage range of the MPX4105A sensor is typically 4.75V to 5.25V.

  3. How does the MPX4105A sensor communicate with microcontrollers or other devices?

    • The MPX4105A sensor usually communicates using analog voltage output, which can be interfaced with ADCs (Analog-to-Digital Converters) in microcontrollers or other devices.

  4. What is the pressure range that the MPX4105A sensor can measure?

    • The MPX4105A sensor can measure pressure within a range of 0 to 105 kPa (0 to 15 psi).

  5. Is the MPX4105A sensor suitable for harsh environments?

    • Yes, the MPX4105A sensor is designed to be suitable for use in harsh environments, thanks to its robust construction and materials.

  6. Can the MPX4105A sensor be used for liquid pressure measurement?

    • No, the MPX4105A sensor is specifically designed for air and non-corrosive gas pressure measurement and should not be used for liquid pressure measurement.

  7. What is the typical accuracy of the MPX4105A sensor?

    • The typical accuracy of the MPX4105A sensor is around ±2.5% full-scale span over the specified temperature range.

  8. Does the MPX4105A sensor require calibration before use?

    • Yes, it is recommended to calibrate the MPX4105A sensor before use to ensure accurate pressure measurements.

  9. Can the MPX4105A sensor withstand overpressure?

    • The MPX4105A sensor has built-in overpressure protection, but it is important to stay within the specified maximum pressure limits to avoid damage.

  10. Are there any special considerations for soldering the MPX4105A sensor to a PCB?

    • When soldering the MPX4105A sensor to a PCB, it is important to follow the manufacturer's guidelines to prevent damage to the sensor and ensure proper functionality.