Light-Emitting Diodes (LEDs)

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Contributors: Nick Poole, bboyho
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Resources and Going Further

You've made it! You know, like, almost everything... about LEDs. Now go forth and put LEDs on whatever you please! And now... a dramatic reenactment of an LED without a current limiting resistor being over powered and burning itself out:

LED GIF

Yeah... it's not spectacular.

If you'd like to learn more about some LED related topics, visit these other tutorials:

Light

Light is a useful tool for the electrical engineer. Understanding how light relates to electronics is a fundamental skill for many projects.

IR Communication

This tutorial explains how common infrared (IR) communication works, as well as shows you how to set up a simple IR transmitter and receiver with an Arduino.

Das Blinken Top Hat

A top hat decked out with LED strips makes for a heck of a wedding gift.

How LEDs are Made

We take a tour of a LED manufacturer and learn how PTH 5mm LEDs are made for SparkFun.

PicoBuck Hookup Guide V12

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

LP55231 Breakout Board Hookup Guide

Get to know the LP55231 9-channel LED driver., and learn how to configure and program this surprisingly flexible IC.

SparkFun gator:particle Hookup Guide

The gator:particle is an I2C heart-rate monitor and pulse oximeter that can be used as a particle sensor. This tutorial will get you started using the gator:particle with the micro:bit platform.

Qwiic SHIM Kit for Raspberry Pi Hookup Guide

Get started with the Serial LCD with RGB backlight and 9DoF IMU (ICM-20948) via I2C using the Qwiic system and Python on a Raspberry Pi! Take sensor readings and display them in the serial terminal or SerLCD.

 

Interested in learning more about LEDs?

See our LED page for everything you need to know to start using these components in your project.

Take me there!

 

Or check out some of these related blog posts: