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.

Single Supply Logic Level Converter Hookup Guide

The Single Supply Logic Converter allows you to bi-directionally translate signals from a 5V or 3.3V microcontroller without the need for a second power supply! The board provides an output for both 5V and 3.3V to power your sensors. It is equipped with a PTH resistor footprint for the option to adjust the voltage regulator on the low side of the TXB0104 for 2.5V or 1.8V devices.

LuMini Ring Hookup Guide

The LuMini Rings (APA102-2020) are the highest resolution LED rings available.

SparkFun Qwiic Dual Solid State Relay Hookup Guide

A Hookup Guide to get you started with the SparkFun Qwiic Dual Solid State Relay.

Breadboard Power Supply Kit 5V/3.3V Quickstart Guide

Quick start guide for the Breadboard Power Supply Kit 5V/3.3V