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.

Powering LilyPad LED Projects

Learn how to calculate how many LEDs your LilyPad project can power and how long it will last.

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.

TPL5110 Nano Power Timer Hookup Guide

The TPL5110 Nano Power Timer is ideal for applications that require low power, and especially those projects that are running off of a LiPo battery. The Nano Power Timer will turn on your project after the set amount of time, continuously.

Thing Plus Dual-Port Logging Shield Hookup Guide

This tutorial shows you how to hook up and use the SparkFun Thing Plus Dual-Port Logging Shield.