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A3144 Hall Effect Sensor Switch

49E is a Linear Hall-Effect sensor with a small size and economical price. Hall effect devices are operated by a magnetic field from electromagnet or a permanent magnet. The user must set souring output voltage by supply voltage. The output voltage varies in proportion to the strength of the magnetic field.


  • Linear
  • Highly sensitive
  • Power consumption: 4mA at 5Vdc
  • Small or miniature construction
  • Low-voltage operation down to 2.3 Vdc
  • Single current sourcing output
  • Operating temperature: -40 to 100˚C


  • Motor control
  • Rotary encoder
  • Ferrous metal detector
  • Current sensing
  • Position sensing

Package included:

  • 1 xA3144 Hall Effect Sensor Switch

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