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YouTube

Understanding How Light Emitting Diodes -LEDs- Work

Paul McWhorter via YouTube

Overview

Dive into the physics behind Light Emitting Diodes (LEDs) in this 38-minute tutorial video. Explore the solid-state physics principles that govern LED operation, starting with a comparison to traditional light bulbs. Learn about semiconductors, n-type materials, and the role of negative voltage in LED function. Examine diode connections, the relationship between voltage and current, and understand how different colors are generated in LEDs. Follow along with the recommended Elegoo kit to enhance your learning experience and gain practical insights into Arduino-based LED projects.

Syllabus

Introduction
How a Light Bulb Works
How Semiconductors Work
NType Semiconductors
Negative Voltage
Diode Connections
Voltage vs Current
What color does the LED generate

Taught by

Paul McWhorter

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