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A1837

Specifications

SKU: 11303396

BUY A1837 https://www.utsource.net/itm/p/11303396.html

Parameter Description Value Unit
Supply Voltage Operating voltage range 2.0 to 5.5 V
Output Type Type of output signal Analog voltage -
Sensitivity Change in output voltage per unit magnetic field 2.5 mV/Gauss
Quiescent Output Voltage Output voltage with no magnetic field applied 2.5 V
Bandwidth Frequency range over which the device operates effectively 0 to 100 kHz
Temperature Range Operating temperature range -40 to 125 °C
Package Type Type of package TO-92 -
Polarity Magnetic field polarity sensitivity Bipolar -

Instructions for Using the A1837:

  1. Power Supply:

    • Connect the supply voltage (Vcc) between 2.0V and 5.5V to the Vcc pin.
    • Ground the GND pin.
  2. Output Connection:

    • The output is an analog voltage that changes in response to the magnetic field.
    • Connect the output pin (OUT) to your measurement or processing circuit.
  3. Magnetic Field Application:

    • Place the sensor in the desired location where the magnetic field is to be measured.
    • Ensure the sensor is oriented correctly to detect the magnetic field in the intended direction.
  4. Calibration:

    • Calibrate the sensor by measuring the output voltage in the absence of a magnetic field (quiescent output voltage).
    • Use the sensitivity value (2.5 mV/Gauss) to convert the output voltage to magnetic field strength.
  5. Temperature Considerations:

    • The sensor operates over a wide temperature range (-40°C to 125°C). Ensure the operating environment does not exceed these limits.
  6. Handling:

    • Handle the sensor with care to avoid damage to the delicate components.
    • Avoid exposing the sensor to excessive mechanical stress or moisture.
  7. Storage:

    • Store the sensor in a dry, cool place away from strong magnetic fields and static electricity.
  8. Troubleshooting:

    • If the output voltage is not as expected, check the power supply, connections, and environmental conditions.
    • Ensure the magnetic field is within the detectable range and orientation is correct.
(For reference only)

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