Overview
The MPX5700GP1117 is a state-of-the-art monolithic silicon pressure sensor from Freescale Semiconductor, now part of NXP Semiconductors. This piezoresistive transducer is designed for a wide range of applications, particularly those involving microcontrollers or microprocessors with A/D inputs. The 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.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Pressure Range (Gauge, Differential) | POP | 0 | - | 700 | kPa |
| Pressure Range (Absolute) | POP | 0 | - | 700 | kPa |
| Supply Voltage | VS | 4.75 | 5.0 | 5.25 | Vdc |
| Supply Current | I0 | - | 7.0 | 10 | mAdc |
| Zero Pressure Offset (Gauge, Differential) | Voff | 0.088 | 0.184 | 0.313 | Vdc |
| Zero Pressure Offset (Absolute) | Voff | 0.184 | 0.313 | 0.409 | Vdc |
| Full Scale Output (0 to 85°C) | VFSO | 0.2 | - | 4.7 | V |
| Maximum Pressure (P1) | P1max | - | - | 2800 | kPa |
| Storage Temperature | Tstg | -40 | - | 125 | °C |
| Operating Temperature | TA | -40 | - | 125 | °C |
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.
- On-chip temperature compensation, calibration, and signal conditioning.
- Maximum error of 2.5% over 0°C to 85°C.
- High-level analog output signal proportional to applied pressure.
Applications
- Automotive systems, including fuel pressure, manifold absolute pressure, and barometric pressure sensing.
- Industrial control systems, such as pressure monitoring in hydraulic and pneumatic systems.
- Aerospace applications requiring precise pressure measurements.
- Medical devices, including respiratory and blood pressure monitoring.
- Consumer electronics, such as air pressure sensors in smart home devices.
Q & A
- What is the pressure range of the MPX5700GP1117?
The pressure range for the MPX5700GP1117 is 0 to 700 kPa (0 to 101.5 psi) for gauge and differential configurations, and 0 to 700 kPa for absolute configurations.
- What is the supply voltage for the MPX5700GP1117?
The supply voltage is 4.75 to 5.25 Vdc, with a typical value of 5.0 Vdc.
- What is the maximum error over the temperature range?
The maximum error over the temperature range of 0°C to 85°C is 2.5%.
- What are the key features of the MPX5700GP1117?
The key features include on-chip temperature compensation, calibration, and signal conditioning, as well as a patented silicon shear stress strain gauge and durable epoxy unibody element.
- What are the typical applications of the MPX5700GP1117?
Typical applications include automotive systems, industrial control systems, aerospace, medical devices, and consumer electronics.
- How do I identify the pressure and vacuum sides of the sensor?
The pressure (P1) side can be identified by the presence of fluorosilicone gel and specific markings or ports depending on the case type.
- What is the recommended decoupling circuit for the MPX5700GP1117?
A recommended decoupling circuit is shown in the datasheet to ensure proper power supply decoupling and output filtering.
- What is the maximum pressure rating for the MPX5700GP1117?
The maximum pressure rating is 2800 kPa, with P2 maximum being 500 kPa.
- What is the operating temperature range of the MPX5700GP1117?
The operating temperature range is -40°C to 125°C.
- How accurate is the output signal of the MPX5700GP1117?
The output signal is highly accurate, with a maximum error of 2.5% over the specified temperature range.
- What type of output does the MPX5700GP1117 provide?
The sensor provides a high-level analog output signal proportional to the applied pressure.
