Hall Effect Sensor Magnet Detector Switch for Arduino A3144E 44E

₹49.00
In stock
SKU
PRO928

The A3144 is an integrated Hall effect nonlatching sensor. Holding a magnet near the sensor will cause its output pin to toggle. This makes for a robust magnet presence sensor. A reed sensor also works nicely, but can be limited by the glass encapsulation and size. A hall effect sensor is much smaller, but can handle less current than a reed switch.The device includes an on-chip Hall voltage generator for magnetic sensing, a comparator that amplifies the Hall voltage, and a Schmitt trigger to provide switching hysteresis for noise rejection, and open-collector output. An internal bandgap regulator is used to provide temperature compensated supply voltage for internal circuits and allows a wide operating supply range.If a magnetic flux density larger than threshold Bop, DO is turned on (low). The output state is held until a magnetic flux density reversal falls below Brp causing DO to be turned off (high).

A hall-effect sensor as then name suggests works with the principle of hall-effect and is used to detect magnets. Each side of the sensor can detect one particular pole. It can also be easily interfaced with a microcontroller since it works on transistor logic.

So if you are looking for a sensor to detect magnet for measuring speed of a moving object or just to detect objects then this sensor might be the perfect choice for your project.



Features

  • Superior Temp. Stability for Automotive or Industrial Applications
  • 4.5 V to 24 V Operation … Needs Only An Unregulated Supply
  • Open-Collector 25 mA Output … Compatible with Digital Logic
  • Reverse Battery Protection
  • Activate with Small, Commercially Available Permanent Magnets
  • Solid-State Reliability
  • Small Size
  • Resistant to Physical Stress

Applications
  • Proximity Switching.
  • Positioning.
  • Speed Detection.
  • Current sensing applications.
  • DIY projects.
  • Robotics projects.
  • Arduino projects.
  • Raspberry-Pi projects.
  • Electrical/Electronic projects.

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