Driving an LED with resistor directly from 3.3v GPIO pin of a microcontroller - Electrical Engineering Stack Exchange
Connecting a led
Stak - Resistors for use with LEDs - 3.3V, 5V, 6V, 9V, 12V - 100 pack
Guide to LEDs and resistors
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LED Resistor Calculator
Guide to LEDs and resistors
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5x Super Bright White 5mm LED 3V/6V9V/12V Resistor free FOR Car Boat DIY Wiring | eBay
led - Resistor requirement for 3.3 V supply - Electrical Engineering Stack Exchange
Simple Basic LED Circuit - Beginner Electronics Project
Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
How to Calculate LED Resistance and Watts Value in Series and Parallel connection using Ohm's Law - YouTube
How to select resistor value for LED with simple calculation (Ohm's Law) - YouTube
Amazon.com: EDGELEC 100pcs 5mm Blue Lights LED Diodes (Blue Lens) Diffused Round Lens 29mm Long Lead (DC 3V) +100pcs Resistors (for DC 6-12V) Included,Bulb Lamps Light Emitting Diode : Industrial & Scientific
Connect 3V LED Directly With 220V AC Supply - Using Resistor - YouTube
3) Resistors and Power Considerations - BrainSTEM Education
3.3v &3.3v LED how to connect 12V series circuit, how to calculate led series resistor, watts - YouTube
automotive - I'm trying to use 3v LEDs in a 12V circuit, in my car - Electrical Engineering Stack Exchange
Simple Basic LED Circuit (How to Use LEDs) : 4 Steps - Instructables
Simple Basic LED Circuit (How to Use LEDs) : 4 Steps - Instructables
LED Resistor Calculator
