Power

Power is one of the more fundamental concepts in electronics. Check out the following tutorials to reduce current consumption, toggle high power applications, monitor your battery, or charge your LiPo battery safely! Not sure the power requirements of your project? Try checking out the tutorial on how to power your project for some considerations.

Getting Started with the MyoWare® 2.0 Muscle Sensor Ecosystem

April 1, 2022

The MyoWare® 2.0 Muscle Sensor, an Arduino-compatible, all-in-one electromyography (EMG) sensor from Advancer Technologies. In this tutorial, we will go over the features and related shields to connect the sensor to a muscle group.

Connector Basics

January 18, 2013

Connectors are a major source of confusion for people just beginning electronics. The number of different options, terms, and names of connectors can make selecting one, or finding the one you need, daunting. This article will help you get a jump on the world of connectors.

Hookup Guide for the SparkFun RedBoard Artemis

August 28, 2019

Get started with the RedBoard Artemis - all the functionality of the SparkFun Artemis module wrapped in the familiar Uno R3 footprint

MicroMod Ethernet Function Board - W5500 Hookup Guide

March 10, 2022

Add Ethernet and PoE capabilities to your MicroMod project using the Ethernet Function Board - W5500.

Dialog ULP WiFi DA16200 R3 Shield Hookup Guide

October 7, 2021

Add WiFi to your project with this hookup guide for our Dialog's Ultra Low Power DA16200 R3 shield!

Hobby Servo Tutorial

May 26, 2016

Servos are motors that allow you to accurately control the rotation of the output shaft, opening up all kinds of possibilities for robotics and other projects.

FemtoBuck Constant Current LED Driver Hookup Guide v13

December 10, 2015

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

PicoBuck Hookup Guide v12

February 18, 2016

The PicoBuck board is a high-efficiency three-channel constant-current LED driver.

How to Power a Project

February 7, 2013

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

LiPo Charger Plus Hookup Guide

May 30, 2019

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

Understanding Thermal Resistance

May 14, 2020

Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.

smôl Power Board LiPo Hookup Guide

October 21, 2021

Small in size, small on current draw. It's a smôl world! This guide will get you up and running with the smôl Power Board LiPo.

smôl Power Board AAA Hookup Guide

October 21, 2021

Small in size, small on current draw. It's a smôl world! This guide will get you up and running with the smôl Power Board AAA.

ATX Power Connector (4-Pin) Breakout Hookup Guide

October 10, 2019

Do you need to power a project with 12V and 5V from one wall adapter? The ATX power connector breaks out the standard 4-pin computer peripheral port for your 12V and 5V devices!

12V/5V Power Supply Hookup Guide

May 10, 2018

In this tutorial, we will replace the 12V/5V (2A) power supply's molex connector with two male barrel jacks adapters.

Hookup Guide for the SparkFun RedBoard Artemis ATP

August 28, 2019

Get started with the RedBoard Artemis ATP - all the functionality of the SparkFun Artemis module wrapped in the Mega Arduino Footprint

INA169 Breakout Board Hookup Guide

November 20, 2013

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

Buck Regulator Hookup Guide

August 5, 2021

Get started with SparkFun's newest Buck Regulator Boards - the BabyBuck and the Buck!

Buck-Boost Hookup Guide

May 10, 2019

This tutorial shows you how to hook up and use the SparkFun Buck-Boost board.

SparkFun Qwiic Quad Solid State Relay Kit Hookup Guide

July 16, 2020

A Hookup Guide to get you started with the SparkFun Qwiic Quad Solid State Relay Kit (say that five times fast!).

SparkFun Qwiic Dual Solid State Relay Hookup Guide

September 24, 2020

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

Qwiic Quad Relay Hookup Guide

January 3, 2019

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.

Qwiic Single Relay Hookup Guide

January 3, 2019

Get started switching those higher power loads around with the Qwiic Single Relay.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.