Overview
The MPX5700ASX is a state-of-the-art monolithic silicon pressure sensor produced by NXP USA Inc. This integrated pressure sensor combines advanced micromachining techniques, thin-film metallization, and bipolar processing to provide an accurate, high-level analog output signal proportional to the applied pressure. It is designed for a wide range of applications, particularly those employing microcontrollers or microprocessors with A/D inputs.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Pressure Range (Gauge, Differential) | P | 0 | - | 700 | kPa |
| Pressure Range (Absolute) | P | 15 | - | 700 | kPa |
| Supply Voltage | V_S | 4.75 | 5.0 | 5.25 | Vdc |
| Supply Current | I_O | - | 7.0 | 10 | mAdc |
| Zero Pressure Offset (Gauge, Differential) | V_off | 0.088 | 0.2 | 0.313 | Vdc |
| Zero Pressure Offset (Absolute) | V_off | 0.184 | 0.409 | - | Vdc |
| Full Scale Output | V_FSO | 4.587 | 4.7 | 4.813 | Vdc |
| Full Scale Span | V_FSS | - | - | 4.5 | Vdc |
| Accuracy | - | - | - | 2.5% V_FSS | |
| Sensitivity | - | - | - | 6.4 mV/kPa | |
| Response Time | t_R | - | - | 1.0 ms | |
| Warm-Up Time | - | - | - | 20 ms |
Key Features
- Ideally suited for microprocessor or microcontroller-based systems.
- Available in absolute, differential, and gauge configurations.
- Patented silicon shear stress strain gauge.
- Durable epoxy unibody element.
- Maximum error of 2.5% over 0°C to 85°C.
- On-chip signal conditioning, temperature compensation, and calibration.
Applications
The MPX5700ASX is versatile and can be used in a wide range of applications, including:
- Automotive systems (e.g., tire pressure monitoring, fuel pressure monitoring).
- Industrial control systems (e.g., process control, automation).
- Aerospace and defense applications (e.g., pressure monitoring in aircraft systems).
- Medical devices (e.g., blood pressure monitoring, respiratory equipment).
- Consumer electronics (e.g., pressure sensors in smart home devices).
Q & A
- What is the pressure range of the MPX5700ASX?
The MPX5700ASX has a pressure range of 0 to 700 kPa (0 to 101.5 psi) for gauge and differential configurations, and 15 to 700 kPa (2.18 to 101.5 psi) for absolute configurations.
- What is the supply voltage for the MPX5700ASX?
The supply voltage for the MPX5700ASX is 4.75 to 5.25 Vdc.
- What is the maximum error of the MPX5700ASX over the operating temperature range?
The maximum error of the MPX5700ASX is 2.5% over the temperature range of 0°C to 85°C.
- What are the key features of the MPX5700ASX?
The key features include on-chip signal conditioning, temperature compensation, and calibration. It is also available in absolute, differential, and gauge configurations.
- What is the response time of the MPX5700ASX?
The response time of the MPX5700ASX is 1.0 ms.
- What is the warm-up time of the MPX5700ASX?
The warm-up time of the MPX5700ASX is 20 ms.
- What are some common applications of the MPX5700ASX?
Common applications include automotive systems, industrial control systems, aerospace and defense, medical devices, and consumer electronics.
- How is the MPX5700ASX constructed?
The MPX5700ASX is constructed using advanced micromachining techniques, thin-film metallization, and bipolar processing. It features a durable epoxy unibody element.
- What is the sensitivity of the MPX5700ASX?
The sensitivity of the MPX5700ASX is 6.4 mV/kPa.
- What is the full scale output voltage of the MPX5700ASX?
The full scale output voltage of the MPX5700ASX is between 4.587 and 4.813 Vdc.
- What is the zero pressure offset of the MPX5700ASX?
The zero pressure offset for the gauge and differential configurations is between 0.088 and 0.313 Vdc, and for the absolute configuration, it is between 0.184 and 0.409 Vdc.
