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ACS712 Current Sensor- 20A
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A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The module outpu...
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A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The module outputs a proportional analogue voltage that can be read directly by an Arduino or other microcontroller via an analogue input pin.
Key Features
- Sensor – Allegro ACS712 Hall effect current sensor
- Current Range – ±20 A (AC or DC)
- Sensitivity – 100 mV/A
- Supply Voltage – 4.5–5.5 V DC
- Output – Proportional analogue voltage, readable by Arduino analogue pins
- Bidirectional – Measures current in both directions
Ideal For
- Overcurrent protection circuits
- Battery charger monitoring
- Digital watt meters
- Switching mode power supply monitoring
- Programmable current sources
Also Available
Package Contents
- 1× ACS712 Current Sensor Module (20 A)
Jargon buster
Plain-language definitions for the technical terms used above.
- microcontroller
- A microcontroller is a small computer on a chip that runs your program and controls connected inputs and outputs. For this product, it is the part that reads buttons and sensors, drives the display and speaker, and communicates over Bluetooth.
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