ACS1086S

ACS1086S


Specifications
SKU
12608561
Details

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Parameter Symbol Conditions Min Typical Max Unit
Supply Voltage VCC Operating 4.5 - 5.5 V
Output Voltage (No Current) VOUT0 VCC = 5V 2.4 2.5 2.6 V
Output Voltage (With Current) VOUTI IP = 卤5A, VCC = 5V 1.9 2.5 3.1 V
Sensitivity S VCC = 5V 180 200 220 mV/A
Bandwidth fBW - - 80 - kHz
Isolation Voltage VISO 1 minute - - 2000 VRMS
Temperature Range TOPR Operating -40 - 125 掳C
Quiescent Current IQ VCC = 5V - 10 - mA

Instructions for Using the ACS1086S:

  1. Power Supply:

    • Connect the VCC pin to a stable 5V power supply.
    • Connect the GND pin to the ground of your power supply.
  2. Output Connection:

    • The VOUT pin provides the output voltage proportional to the current being measured.
    • Connect this pin to your analog-to-digital converter (ADC) or any other measurement device.
  3. Current Sensing:

    • Place the primary conductor carrying the current to be measured through the center hole of the ACS1086S.
    • Ensure that the current direction is as specified in the datasheet to avoid polarity issues.
  4. Calibration:

    • Calibrate the output voltage to ensure accurate measurements. Use the typical sensitivity value (200 mV/A) as a starting point.
    • Adjust for any offset by measuring the output voltage with no current (VOUT0) and subtracting this value from subsequent readings.
  5. Temperature Considerations:

    • Be aware that temperature can affect the output. The operating temperature range is -40掳C to 125掳C.
    • If operating in extreme temperatures, consider using temperature compensation techniques.
  6. Isolation:

    • The ACS1086S provides high isolation voltage (up to 2000VRMS for 1 minute). Ensure that the primary and secondary sides are properly isolated to prevent electrical hazards.
  7. Bandwidth:

    • The bandwidth of the sensor is 80 kHz. Ensure that the frequency of the current being measured is within this range for accurate results.
  8. Quiescent Current:

    • The quiescent current is typically 10 mA. Ensure that your power supply can handle this current draw.

By following these instructions, you can effectively use the ACS1086S for current sensing applications.

(For reference only)

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