The Integrated Safety Pressure Sensor (ISPS) E524.40 is designed to detect sudden changes in pressure, virtually independent from average ambient air pressure. Its main applications are in the car safety area such as side... read more


  • Standard pressure sensor for crash detection (side impact, pedestrian protection) according to specification AK-LV29 (VDA)
  • PSI5 data interface using synchronous or asynchronous transmission modes
  • Pressure sensor cell integrated with the signal processing IC
  • Input precision amplifier and signal chain:
    - Range 1: 400…1500 hPa, for “side impact detection“
    - Range 2: 400…1900 hPa, for “pedestrian protection“


Document Description Type
Info Sheet PDF 276 kB

Application diagram


  • Crash pressure sensor for passive safety
  • Active pedestrian protection safety systems

Order Information

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Part No. Temp. Range Package Order No.
E524.40 -40°C to +125°C SOIC20* E52440C55E


Part No. Description Board type Order No.
E524.40 Safety Pressure Sensor with PSI5 Interface Demonstration Board K52440-0001
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