NXP USA Inc.
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MPX4250A
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MPX4250A

Product Overview

The MPX4250A belongs to the category of pressure sensors and is commonly used for measuring absolute pressure in a variety of applications. This sensor is known for its high accuracy, reliability, and robustness. The MPX4250A is typically available in a small package and can be easily integrated into different systems. It is widely used in automotive, industrial, and consumer electronics applications due to its excellent performance and versatility.

Basic Information

  • Category: Pressure Sensor
  • Use: Measuring Absolute Pressure
  • Characteristics: High Accuracy, Reliability, Robustness
  • Package: Small and Compact
  • Essence: Accurate Pressure Measurement
  • Packaging/Quantity: Varies based on supplier

Specifications

  • Pressure Range: 0 to 250 kPa
  • Supply Voltage: 4.85V to 5.35V
  • Output: 0.2V to 4.7V
  • Operating Temperature: -40°C to 125°C
  • Accuracy: ±1.5% Full Scale Span (Typical)

Detailed Pin Configuration

The MPX4250A features a standard pin configuration with the following pins: 1. Vout (Output Voltage) 2. Vsupply (Supply Voltage) 3. GND (Ground) 4. N/C (No Connection)

Functional Features

  • High Accuracy and Linearity
  • Wide Operating Temperature Range
  • Low Power Consumption
  • Ratiometric Output
  • Overvoltage Protection

Advantages and Disadvantages

Advantages

  • Excellent Accuracy
  • Wide Operating Temperature Range
  • Low Power Consumption
  • Robustness and Reliability

Disadvantages

  • Limited Pressure Range
  • Sensitivity to EMI/RFI Interference

Working Principles

The MPX4250A operates on the principle of piezoresistive sensing, where changes in pressure cause a corresponding change in the resistance of the sensing element. This change in resistance is then converted into an electrical signal, providing an accurate representation of the applied pressure.

Detailed Application Field Plans

The MPX4250A finds extensive use in various applications, including: - Automotive: Engine Control, Brake Systems, Tire Pressure Monitoring - Industrial: HVAC Systems, Hydraulic Control, Process Control - Consumer Electronics: Wearable Devices, Smart Home Systems, Health Monitoring

Detailed and Complete Alternative Models

Some alternative models to the MPX4250A include: - MPX5700AP - MPX5010DP - MPX5500DP

In conclusion, the MPX4250A pressure sensor offers high accuracy, reliability, and robustness, making it suitable for diverse applications across different industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MPX4250A en soluciones técnicas

  1. What is the MPX4250A pressure sensor used for?

    • The MPX4250A 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 MPX4250A?

    • The operating voltage range of the MPX4250A is typically 4.75V to 5.25V.

  3. How does the MPX4250A communicate with microcontrollers or other devices?

    • The MPX4250A communicates using analog voltage output, which can be read by analog-to-digital converters (ADCs) in microcontrollers or other devices.

  4. What is the pressure range that the MPX4250A can measure?

    • The MPX4250A can measure pressure within a range of 0 to 250 kPa (0 to 36.3 psi).

  5. Is the MPX4250A suitable for harsh environments?

    • Yes, the MPX4250A is designed to be suitable for use in harsh environments, thanks to its robust construction and materials.

  6. Can the MPX4250A be used for liquid pressure measurement?

    • The MPX4250A is primarily designed for gas pressure measurement and may not be suitable for direct liquid pressure measurement.

  7. What is the typical accuracy of the MPX4250A?

    • The typical accuracy of the MPX4250A is around ±2.5% full scale span over the specified temperature range.

  8. Does the MPX4250A require calibration?

    • Yes, like most sensors, the MPX4250A may require calibration to ensure accurate and reliable measurements.

  9. Can the MPX4250A be used in medical devices?

    • While the MPX4250A can measure pressure accurately, it's important to verify its suitability for specific medical device applications and compliance with relevant standards.

  10. Are there any special considerations for PCB layout when using the MPX4250A?

    • Yes, proper PCB layout techniques, such as minimizing noise and interference, should be considered to ensure optimal performance of the MPX4250A in technical solutions.