Reducing Arduino Power Consumption

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Contributors: Alex the Giant

Resources and Going Further

More information on low-power modes and options can be found in the datasheet for the 328P.

For more power-related fun, check out the following SparkFun tutorials.

How to Power a Project

A tutorial to help figure out the power requirements of your project.

LTC4150 Coulomb Counter Hookup Guide

A "Coulomb Counter" is like a gas gauge for your battery. Here's how to use it.

Qwiic Quad Relay Hookup Guide

SparkFun’s Qwiic Quad Relay is a product designed for switching not one but four high powered devices from your Arduino or other low powered microcontroller using I2C.

Power Delivery Board - USB-C (Qwiic) Hookup Guide

This guide will go over how to use the USB Type-C Power Delivery Board.