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.

FemtoBuck Constant Current LED Driver Hookup Guide v13

The FemtoBuck board is a high-efficiency, single-channel constant-current LED driver.

LiPo Charger Plus Hookup Guide

This tutorial shows you how to hook up and use the SparkFun LiPo Charger Plus board.

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

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

How to Run a 5V Device On a 3.3V System With Qwiic

Power up your 5V I2C devices on the Qwiic system! This tutorial shows you how to use the SparkFun Qwiic 5V Boost to integrate power-hungry sensors like the SEN55 seamlessly.