3.3v &3.3v LED how to connect 12V series circuit, how to calculate led series resistor, watts - YouTube
Reduce a 5v circuit to 3v | The Gear Page
kerala electronics,കേരള ഇലക്ട്രോണിക്സ്: 30 L.E.D പ്രോജക്ടുകള്
5V to 3.3V logic level translation/conversion/shifting: how to interface a 5V output to a 3.3V input. – next-hack.com
How to Reduce Voltage with Resistors
Reducing voltage with resistors - Electrical Engineering Stack Exchange
![tutorials:learn:arduino:leds.html [AdaWiki]](http://www.ladyada.net/wiki/lib/exe/fetch.php?w=501&h=332&tok=1c9002&media=http%3A%2F%2Fwww.ladyada.net%2Fimages%2Farduino%2FLEDs%2Fresistordrop.gif "tutorials:learn:arduino:leds.html [AdaWiki]")
tutorials:learn:arduino:leds.html [AdaWiki]
Voltage drop across LED in open circuit - Electrical Engineering Stack Exchange
L1: Turning on an LED - Physical Computing
L1: Turning on an LED - Physical Computing
Making 3.3V, 5V Voltage Regulator Circuit with Diodes and Transistors | Homemade Circuit Projects
5V to 3.3V logic level translation/conversion/shifting: how to interface a 5V output to a 3.3V input. – next-hack.com
arduino - How to combat voltage drop on a 5v addressable led strip - Electrical Engineering Stack Exchange
automotive - I'm trying to use 3v LEDs in a 12V circuit, in my car - Electrical Engineering Stack Exchange
Revisiting Volts | All About LEDs | Adafruit Learning System
Why You Can't Use Resistors as a Voltage Regulator | Majenko Technologies
How To Calculate LED's Resistor and Watt of it of12v & 5v Or any other volts | Electronics Teaching - YouTube
Making 3.3V, 5V Voltage Regulator Circuit with Diodes and Transistors | Homemade Circuit Projects
Arduino LED voltage level indicator
Can I reduce voltage of an led? - Electrical Engineering Stack Exchange
Connect LED to 12v 5v and 3.3v PCI power box upgrade - YouTube
How to convert a 5 V DC to 3.3 V DC using resistors (voltage divider) - Quora
5volt to 3.3volt//how to use 5v to 3v DC supply//#electronicsverma - YouTube
L1: Turning on an LED - Physical Computing
