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.
TSH82 Configurable OpAmp Hookup Guide
November 2, 2018
The TSH82 Configurable OpAmp board offers the designer a great balance of performance and flexibility. We'll show you how to get the very best out of your board!
Blynk Board Project Guide
March 25, 2016
A series of Blynk projects you can set up on the Blynk Board without ever re-programming it.
Measuring Internal Resistance of Batteries
May 5, 2016
Classroom STEM activity that has students build a battery from a lemon, measure the open and closed circuit voltages, and determine the battery's internal resistance.
Alternating Current (AC) vs. Direct Current (DC)
September 5, 2013
Learn the differences between AC and DC, the history, different ways to generate AC and DC, and examples of applications.
Secure DIY Garage Door Opener
January 16, 2020
Did you know that most garage doors are at risk of a roll jam attack? Here we make a DIY garage door remote-control system that is much more secure than most commercial-ready products using the latest in ECC cryptography.
LumiDrive Hookup Guide
January 17, 2019
The LumiDrive LED Driver is SparkFun’s foray into all things Python on micro-controllers. With the SparkFun LumiDrive you will be able to control and personalize a whole strand of APA102s directly from the board itself.
Current Sensor Breakout (ACS723) Hookup Guide
June 21, 2018
Learn how to measure the current consumption of your project using the ACS723 Current Sensor.
Uh-Oh Battery Level Indicator Hookup Guide
April 9, 2014
Learn how to assemble and use the TL431 in the Uh-Oh Battery Level Indicator Kit.
TPL5110 Nano Power Timer Hookup Guide
June 6, 2019
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.
Fuse Breakout Board Hookup Guide
October 3, 2019
Protect your project by adding a fuse in your circuit to save it from molten destruction.
ESP32 Thing Power Control Shield Hookup Guide
June 9, 2017
This tutorial shows you how to get started with the ESP32 Thing Power Control Shield.
How to Build a Remote Kill Switch
May 31, 2016
Learn how to build a wireless controller to kill power when things go... sentient.
Electric Power
June 26, 2013
An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!
LuMini 8x8 Matrix Hookup Guide
January 24, 2019
The LuMini 8x8 Matrix (APA102-2020) are the highest resolution LED matrix available.
LuMini Ring Hookup Guide
January 17, 2019
The LuMini Rings (APA102-2020) are the highest resolution LED rings available.
Mean Well LED Switching Power Supply Hookup Guide
June 28, 2018
In this tutorial, we will be connecting a Mean Well LED switching power supply to an addressable LED strip controlled by an Arduino.
Sunny Buddy Solar Charger V13 Hookup Guide
October 13, 2014
How to hookup the Sunny Buddy: a solar-powered, MPPT (peak-power tracking), LiPo battery charger.
Benchtop Power Board Kit Hookup Guide
November 3, 2014
Need more power? This Benchtop ATX Power Supply Kit should help give you the boost you need to power those energy hungry projects.
Single Supply Logic Level Converter Hookup Guide
August 9, 2018
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.
Photon Remote Water Level Sensor
June 2, 2016
Learn how to build a remote water level sensor for a water storage tank and how to automate a pump based off the readings!
Powering LilyPad LED Projects
December 17, 2016
Learn how to calculate how many LEDs your LilyPad project can power and how long it will last.
Reducing Arduino Power Consumption
November 10, 2016
A tutorial about different ways to reduce the current draw for your next Arduino project the easy way.
Wake-on-Shake Hookup Guide
March 13, 2015
A basic hookup guide for getting started with the SparkFun Wake-on-Shake. The board gives you the ability to put your project into hibernation until bumped or shaken awake using the ADXL362 accelerometer. This means you can design projects meant to stay inert for long periods of time, possibly even several years, depending on the battery type used to power the project.
Internet of Things Experiment Guide
November 23, 2016
The SparkFun ESP8266 Thing Dev Board is a powerful development platform that lets you connect your hardware projects to the Internet. In this guide, we show you how to combine some simple components to remotely log temperature data, send yourself texts and control lights from afar.
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.