Lets go back to our basic LED setup: one LED and one resistor connected from 5V to ground. This time we will duplicate it so that we have three LEDs except that each resistor is going to be different.

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The materials used for the LED have a direct band gap with energies corresponding to near-infrared, visible or near-ultraviolet light. LED development began with infrared and red devices made with …

Jan 27, 2025 · And ultra-eficient LED has something to ofer for you too: Although the products require less maintenance and replacement, your customer's higher investment brings you a higher profit per …

LED lighting products use light emitting diodes to produce light very efficiently. An LED can last up to four times longer than a CFL, and unlike CFLs or incandescents, they are cool to the touch.

All values are design or typical values when measured under laboratory conditions.

Despite a wide range in performance, top-quality LED replacements are emerging for some existing general service lamp types such as LED linear lamp. Some examples of LED for general lighting …