Overview
The MPX4115A117, produced by Freescale Semiconductor, is an integrated silicon pressure sensor designed for sensing absolute air pressure in various applications such as altimeters, barometers, and other pressure measurement systems. This sensor integrates on-chip bipolar op amp circuitry and thin film resistor networks to provide a high-level analog output signal and temperature compensation. The small form factor and high reliability of on-chip integration make it a logical and economical choice for system designers.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Pressure Range | P | 15 | 115 | kPa (2.2 to 16.7 psi) | |
| Supply Voltage | VS | 4.85 | 5.1 | 5.35 | Vdc |
| Supply Current | Io | 7.0 | 10 | mA | |
| Output Voltage Range | Vout | 0.2 | 4.8 | V | |
| Maximum Pressure (P1 - P2) | Pmax | 400 | kPa | ||
| Burst Pressure (P1 - P2) | Pburst | 1000 | kPa | ||
| Storage Temperature | Tstg | -40 | +125 | °C | |
| Operating Temperature | TA | -40 | +125 | °C |
Key Features
- On-chip bipolar op amp circuitry and thin film resistor networks for high output signal and temperature compensation.
- Small form factor and high reliability due to on-chip integration.
- 1.5% maximum error over 0° to 85°C.
- Ideally suited for microprocessor or microcontroller-based systems.
- Durable epoxy unibody element or thermoplastic surface mount package.
- Available in absolute, differential, and gauge configurations.
Applications
- Aviation altimeters.
- Industrial controls.
- Engine control.
- Weather stations and weather reporting devices.
- Barometer applications.
Q & A
- What is the pressure range of the MPX4115A117 sensor?
The pressure range is 15 to 115 kPa (2.2 to 16.7 psi).
- What is the supply voltage range for the MPX4115A117?
The supply voltage range is 4.85 to 5.35 Vdc.
- What is the output voltage range of the MPX4115A117?
The output voltage range is 0.2 to 4.8 volts.
- What are the operating and storage temperature ranges for the MPX4115A117?
The operating temperature range is -40° to +125°C, and the storage temperature range is also -40° to +125°C.
- What types of packages are available for the MPX4115A117?
The sensor is available in epoxy unibody element or thermoplastic surface mount packages, including various port configurations.
- What is the maximum error of the MPX4115A117 over the specified temperature range?
The maximum error is 1.5% over 0° to 85°C.
- Is the MPX4115A117 suitable for microprocessor or microcontroller-based systems?
- What are some typical applications of the MPX4115A117?
- How does the sensor handle temperature compensation?
- What is the burst pressure limit for the MPX4115A117?
