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Door pressure sensor
Product Model:
MSP475
Product Features
● The measurement range for ambient pressure can reach 140 kPa.
●SO8 standard package
● PSI5 V1.3 and 2.1 compatible communication interface
●OTP programming allows selection of the on-chip low-pass filter type (FIR and IIR).
● Can output three types of signals: ambient pressure, relative differential pressure, and temperature.
Performance Metrics
Test conditions: Room temperature (25°C ± 2°C)
| Performance Parameters | Unit | MSP475 |
| Maximum range of environmental stress | kPa | 50–140 |
| Environmental stress output | LSB | 0~4818 |
| Environmental pressure accuracy | kPa | ±3 |
| Maximum range for relative pressure variation | ‰ | -150~1000 |
| Relative Change Pressure Sensitivity | LSB/‰ | 0.5/2 |
| Relative Change Pressure Sensitivity Accuracy | % | ±6 |
| Relative Change Pressure Zero Bias | LSB | ±0.5 |
| Temperature range | K | -40~150 |
| Temperature sensitivity | LSB/K | 1 |
| Temperature output accuracy | K | ±10 |
| Operating Voltage | V | 4.5–11 |
| Operating temperature | °C | -40~125 |
| Storage temperature | °C | -55~135 |
| Pressure overload resistance | kPa | 600 |
| Shock-resistant | g | ±2000 |
| Output format | - | PSI5 |
| Encapsulation | - | SO8 |
Application Fields
●Used in airbag collision systems
Outline Dimensions and Pin Definitions
| Pin Number | Definition | Explanation |
| 1 | GND | Earth |
| 2 | VSSI | ASIC land |
| 3 | VDDI | Internal power supply |
| 4 | GND | Earth |
| 5 | GND | Earth |
| 6 | Idata | PSI5 interface |
| 7 | VDD | Power supply |
| 8 | GND | Earth |
Consultation
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