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LEDs or light emitting diodes are fascinating devices developed to produce lights at astonishing brightness and with relatively minimum power consumption.
Especially the modern LEDs are so enhanced that these are able to produce light intensities at eye blinding levels, using very modest input supplies.
The posts below present a wide range of very interesting LED based projects which you all can do-it-yourself in your home.
The main projects presented below include compact LED bulbs which you can build and install in your house cheaply and enjoy its long lasting illumination along with a drastic reduction in your utility bills.
In the list you will also find a good collection of DIY hobby LED designs suitable for all young school students, and professionals who wish to produce them in the electronic market for generating some easy bucks.
This page presents a huge collection of LED related circuit links, meticulously designed and compiled by me.
Here we exclusively deal with the various LED driver circuits, consisting of articles explaining how to make LED controllers for high watt LEDs through SMPS concepts and also using capacitive power supplies.
We also learn regarding the various safety related parameters essentially stipulated for these LEDs, this includes detailed instruction regarding how to make precise current control circuits and also regarding how to wire the LEDs correctly such that the SMPS and the LEDs become perfectly compatible with each other and render an optimal performance and maximum operating life span.
The following links will take you to some most interesting and useful LED related circuits, such as LED drivers, LED formulas, LED hobby circuits and many more.
This simple circuit will create dazzling LED light effect by detecting any music frequency in the atmosphere and by illuminating a 10 LED bar graph meter, indicating the level of music. The proposed circuit is suitable for applications where music and entertainment are involved, such as in parties, festivals, get to togethers etc. Since the … Read moreWireless Music Level Indicator Circuit
Technically it may seem impossible to illuminate a 3.3V LED with a 1.5V source, but the amazing concept of joule thief makes this look so easy and effective, and virtually unbelievable. Moreover the circuit additionally makes sure that not a single drop of “joule” is left unused in the cell. A joule thief circuit is … Read more3 Best Joule Thief Circuits
In this post we learn how to build a homemade LED driver with dimmer and charger circuit for illuminating a 3D moon from a 5V USB source. The idea was requested by Mr. John Sweden. Circuit Objectives and Requirements I’ve been a visitor to your website for many years and wonder if I may ask … Read more3D Moon-Sphere LED Driver with Charger and Dimmer Circuit
The post details the construction of a 200 to 600 LED project, using series parallel LEDs for creating an alphabetical display sign board. The idea was requested by Mr. Mubarak Idris. Circuit Objectives and Requirements I need a blinking LED light that show”WELCOME TO” blink and then “COLLEGE OF ENGINEERING” base on my rough estimation … Read more200, 600 LED String Circuit on Mains 220V
The presented 7 watt LED driver circuit is an SMPS based non-isolated, transformerless circuit which ensures a safe current controlled output for the attached LED, it is very affordable to build without involving complex transformer winding. Constant Current and Load Regulation Objective The aim behind the design of the IC TPS92310 (from TEXAS INSTRUMENTS) is … Read more7 Watt LED Driver SMPS Circuit – Current Controlled
LED lighting products are relatively new for the commercial market and as with any new product, they have to deal with doubt and negative comments from consumers’ side. There just is a lot of false information about LED lights that creates many misconceptions about them. So here are the greatest myths about LED lamps and … Read moreGreatest Myths about LED Lighting