Current Sensor Breakout (ACS723) Hookup Guide

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Contributors: AGlass0fMilk, Eroc

Resources and Going Further

The ACS723 sensor is ideal if you need to measure a small to moderate amount of current, especially if it's AC current! For more information about the ACS723, check out the links below:

If you don't need electrical isolation and want to measure smaller currents, check out the INA169 Breakout Board. And for even higher power applications, check out the Non-Invasive Current Sensor - 30A.

SparkFun Current Sensor Breakout - INA169

SEN-12040
$13.93

Non-Invasive Current Sensor - 30A

SEN-11005
$15.95

For more power related learning, check out the tutorials below:

INA169 Breakout Board Hookup Guide

How to interface with the INA169 Breakout Board to measure current.

How Lithium Polymer Batteries are Made

We got the opportunity to tour the Great Power Battery factory. Checkout how LiPos are made!

Measuring Internal Resistance of Batteries

Classroom STEM activity that has students build a battery from a lemon, measure the open and closed circuit voltages, and determine the battery's internal resistance.

How to Build a Remote Kill Switch

Learn how to build a wireless controller to kill power when things go... sentient.

Or check out this blog post relacted to the ACS723.