5A range Current Sensor ACS712 Module
Review: 5 - "A masterpiece of literature" by John Doe, written onMay 4, 20020
urrent Sensor ACS712 Module back image
urrent Sensor ACS712 Module front image

5A range Current Sensor ACS712 Module

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  • Product SKU: KG040
₹ 250 ₹ 349
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The "ACS 712 5A" is an electronic module used to measure current in electrical circuits. It is based on the ACS712 current sensor chip and can accurately sense the current flowing through a circuit up to a maximum of 5 Amperes.

Here's a breakdown of the description:

5A range:

The "5A range" indicates that the current sensor module is capable of measuring currents up to 5 Amperes. This means it can accurately measure currents ranging from very low values (e.g., milliamps) up to a maximum of 5 Amperes.
Current Sensor: The ACS712 is a type of Hall effect-based current sensor. It uses the Hall effect phenomenon to measure the magnetic field generated by the current flowing through a conductor. The magnetic field is then converted into an electrical voltage, which can be measured and calibrated to determine the current passing through the conductor.

ACS712 Module: The module typically contains the ACS712 current sensor chip, along with supporting components like resistors, capacitors, and voltage regulators. These additional components help in amplifying and conditioning the sensor's output, making it easier to interface with microcontrollers or other electronic devices.

The ACS712 current sensor module is commonly used in various applications, including current monitoring in electronic projects, motor control systems, power consumption measurement, battery charging, discharging monitoring, and more.

To use the ACS712 module effectively, you'll need to connect it to your circuit in series with the current-carrying conductor whose current you want to measure. The output of the module is typically an analog voltage that can be read by a microcontroller or an analog-to-digital converter (ADC) on a development board like Arduino. By calibrating the module and converting the voltage readings, you can accurately determine the current flowing through the circuit in real-time.

Application of ACS712 5A Current Sensor:

Home Automation and Energy Monitoring: The ACS712 can be used in home automation systems to monitor the current consumption of individual appliances and devices. This information can be used to create energy usage reports, implement smart energy management strategies, and even automate the turning on and off of devices based on current thresholds.

IoT (Internet of Things) Devices: When integrated into IoT devices, the ACS712 can enable remote monitoring and control of current usage. This is valuable for applications like smart plugs, smart outlets, and IoT-based energy management systems.

Solar Power Systems: In solar power installations, the ACS712 can monitor the current flowing between the solar panels and the battery bank or inverter. This helps optimize power generation and distribution within the system.

Pinout Diagram of ACS712 5A Current Sensor

ACS712 Module sensor

Pin Configuration of ACS712 5A Current Sensor

  • Vcc: Input voltage is +5V for typical applications
  • Output: Outputs Analog voltage proportional to current
  • Ground: Connected to the ground of the circuit
  • Wire In/Wire Out: The wire through current has to be measured and is connected here

Technical Details of ACS712 5A Current Sensor

  • Current sensor chip: ACS712ELC-5A
  • Operating Voltage (V): 4.5V ~ 5.5V DC
  • Measure Current Range: -5 ~ +5A
  • Sensitivity: 100mV/A

Physical Attributes of ACS 712 5A

  • Length * Width * Height in mm : 30 * 12 * 12
  • Weight (gm): 4

Integration with Arduino of ACS 712 5A

ACS712 Module sensor


Sample Code

Additional Details of ACS 712 5A

  • Low-noise analog signal path.
  • Measures both AC and DC current
  • Provides isolation from the load
  • Device bandwidth is set via the new FILTER pin.
  • 5 µs output rise time in response to step input current.
  • Small footprint, low-profile SOIC8 package.
  • 2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.
  • 5.0 V, single-supply operation.
  • 66 to 185 mV/A output sensitivity.
  • Output voltage proportional to AC or DC currents.
  • Factory-trimmed for accuracy.
  • Extremely stable output offset voltage.
  • Nearly zero magnetic hystereses.
  • The ratio metric output from the supply voltage.

Product Video


Package Includes

  • 1 x 5A range Current Sensor Module ACS712

Customer Reviews

Based on 3 reviews
pritam singh
Pretty good, but a couple things to know

These work OK and will do the basic job.

Works as described. Do read the specs carefully.

Useful little boards that work as intended. The only issue is the low resolution of the current meter, but I can't really blame the seller, as that is given in the spec sheet

livraison rapide

Conforme à la description.