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MPX4250A

MPX4250A Description

The MPX4250A from NXP Semiconductors is a high-precision, board-mount absolute pressure sensor designed for demanding industrial and automotive applications. It operates within a pressure range of 2.9PSI to 29.01PSI (20kPa to 200kPa), delivering an analog voltage output of 0.2V to 4.9V proportional to the applied pressure. With a supply voltage range of 4.85V to 5.35V, it ensures compatibility with standard 5V systems. The sensor features temperature compensation for stable performance across varying environmental conditions, achieving an accuracy of ±1.5%. Its robust design supports a maximum pressure of 145.04PSI (1000kPa), making it highly durable for overpressure scenarios.

MPX4250A Features

• Absolute Pressure Sensing: Ideal for applications requiring reference to a vacuum.
• Analog Voltage Output: Simplifies interfacing with microcontrollers and ADCs.
• Temperature Compensated: Minimizes drift due to thermal variations.
• High Overpressure Tolerance: Withstands up to 1000kPa, ensuring reliability in harsh conditions.
• RoHS3 Compliant & REACH Unaffected: Meets stringent environmental regulations.
• Through-Hole PC Pin Termination: Facilitates easy PCB mounting.

MPX4250A Applications

The MPX4250A excels in scenarios requiring precise pressure monitoring, such as:

• Automotive Systems: Manifold absolute pressure (MAP) sensing for engine control.
• Industrial Automation: Process control, HVAC, and pneumatic systems.
• Medical Devices: Ventilators and respiratory equipment.
• Consumer Electronics: Altitude and barometric pressure measurement in wearables.

Conclusion of MPX4250A

The MPX4250A stands out for its accuracy, durability, and temperature stability, making it a superior choice for applications demanding reliable pressure sensing. While marked as obsolete, its proven performance ensures continued relevance in legacy systems. Engineers seeking a robust, easy-to-integrate solution for absolute pressure measurement will find the MPX4250A a dependable option.