"led"-tagged Public Circuits

Multiplexer PUBLIC

by kavirkurup | updated March 29, 2025

led   multiplexer   pushbutton  

MultiVibrator Circuit PUBLIC

Alternately flashed between red and green LEDs.

by RfbxTixZKBq2 | updated March 11, 2012

led  

My LED bulb PUBLIC

This is my LED bulb which runs on AC 240V mains and is deployed on my porch. The LED used here are 8mm 0.5W 150mA bright White color.

by k.rajnikant | updated March 30, 2012

led   led-lamp   mains-led-bulb  

Pomodoro Circuit PUBLIC

A Pomodoro circuit for the Raspberry Pi. Press a button to start your digital Pomodoro.

by davidvale | updated February 19, 2013

adafruit   button   led   pomodoro   raspberry  

prj-led-cc_driver PUBLIC

by hkienle | updated February 23, 2022

constant-current-source   instructable   led  

Pulswidth 555 dimmer PUBLIC

by mike.h | updated February 24, 2013

555   dimmer   led   pwm  

Push Button Latch PUBLIC

This circuit simulates using a momentary button to latch on or off a P-channel MOSFET connected to a battery.

by cameronU | updated January 29, 2025

bjt   button   led   mosfet   switching  

PWM LED Dimmer - 12V 8A (96W) PUBLIC

Reverse Engineered PWM LED Dimmer from eBay 12V 8A (96W) 96W12V-TM1-1 http://www.ebay.com/itm/251257623888

by serisman | updated June 06, 2013

555   dimmer   led   lm358   pwm  

Quad LED Flasher PUBLIC

by BennyTB9 | updated January 26, 2013

flasher   led  

Raspberry Pi LED Output PUBLIC

Circuit showing how to control an LED from a Raspberry Pi GPIO pin configured as an output.

by MattHawkins | updated July 13, 2012

gpio   led   output   raspberry-pi   rpi  

Renen's Blue LED (2.7V, 20mA) PUBLIC

Attempting to model a blue high-intensity LED which draws about 20mA at 2.7V bias.

by mrobbins | updated April 20, 2012

device-modeling   diode   led  

Reverse Joule Thief Light PUBLIC

A novel circuit to charge a Li-ion battery from a 2v Solar cell

by qs | updated July 14, 2013

joule-thief   led   lighting  

Simple JT Flasher with Daylight sensing PUBLIC

An attention grabbing Joule-Thief blinker using a single transistor and shuts off during daylight.

by qs | updated March 13, 2012

blinking   flasher   joule   joule-thief   led   thief  

Simple LED PUBLIC

by Owning_Phoenix | updated June 01, 2013

led  

Simple near-UV led circuit PUBLIC

This diagram represents an LED array powered by two "C" batteries in series with a resistor to control current flow. All of the hardware needed to build this circuit can be purchased at Radioshack for...

by Elfrotardo | updated August 07, 2013

c-battery   led   led-array   near-uv   parallel-led   ultra-violet   uv  

Solar Experiment PUBLIC

BigCliveDotCom's "Simplest solar light possible, using old phone battery" schematic

by dhaans | updated May 05, 2020

battery   charger   led   solar  

Test: Simply a LED PUBLIC

Test circuit for a newbie in CL. LED “on” or blown? Have fun !

by Sancho_P | updated December 02, 2012

led   newbie  

traffic Light PUBLIC

by nkeck | updated February 11, 2015

555   led   light   logic   not   traffic  

tutorial-bjt-current_limiter PUBLIC

by hkienle | updated January 08, 2022

bjt   current-limiting   led  

tutorial-bjt-current_limiter-w_zener PUBLIC

by hkienle | updated March 18, 2022

constant-current-source   led   zener-diode