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Magnetic Field Sensors

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Magnetic Field Sensors

Magnetic field sensors measure magnetic fields in their surroundings. Magnetic field sensors detect changes in the magnetic field strength or orientation.

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Magnetic fields

  • Magnetic field sensors have various applications including:
    • Navigation.
    • Engineering.
    • Automotive systems.
    • Consumer electronics.
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  • Magnetic field sensors are used in compasses.
  • Magnetic field sensors detect the proximity of magnetic objects.
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Automotive systems

  • Magnetic field sensors are used in vehicles' anti-lock braking systems (ABS) and electronic stability control (ESC).
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Customer electronics

  • Magnetic stripes on credit and debit cards contain encoded data.
    • Magnetic field sensors in card readers are used to read this information during transactions.
  • Handheld metal detectors use magnetic field sensors to detect the presence of metal objects.
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Engineering

  • Magnetic field sensors detect the presence or absence of magnetic materials in conveyor belts or manufacturing processes.

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