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Although Led lamps (mostly as individual diodes) are already section of our everyday life for a long time, their use for lighting purposes started only decades later. This was because of their low light output also to other concerns provided only by later technical inventions.

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So what are the conditions that make it possible to have LED bulbs, which operate at mains and emit enough light to switch some of our current bulbs?

Led lights operate at reduced voltage DC, therefore LED bulbs in household use need to include internal circuits to function from AC. Another necessary condition is obviously a good light production of the LEDs. Although, the light emitted by a single LED is increasing very fast due to the large amount of research done in the area, most LED bulbs contain multiple diodes, to increase light emission. LED light bulbs used as a principal source of lighting in households started with the creation of SMD technology to LED lighting solutions, and it was followed by high power LEDs. These are very bright LEDs, but they're challenging to thrown into the little space provided by the traditional lamp.

Breakthrough products in household use were Osram's alternative to a 40W conventional light in 2009, and Philips' replacement of a 50W bulb in May 2010. The lighting bulbs made up of this high light output are full replacements of previous bulbs of filament types, with similar beam angles. Concurrently, countless Chinese manufacturers work with developing new LED products at a price a lot more available to the masses. These solutions might lack brandings which can be a warranty for quality, but can produce quality products with warranty also provided.

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Something was heat generated by the LEDs. LEDs are heat sensitive devices, therefore their thermal management is crucial. When placed near one another - especially with high power LEDs, which generate more heat - LEDs can easily overheat the other person, which eventually results in the failing with the device. The best way of avoiding the overheating of LEDs was that they were uncovered, even though this meant that they were also unprotected, which could also shorten their lifespan due to the dust or oil depositing about the LED's surface. The very best solution was the creation of heat sinks with cooling fins to the design of the bulb itself. This allows a proper air flow and in the end releases a lot of the heat generated from the LEDs.

LEDs can be found in standard fittings with regard to easy replacement, however not all LEDs run in the mains, 12V LED lights remain readily available for running them on batteries or transformers. Transformers have to be LED compatible, since the electronic transformers most often used with halogen lights ruin LEDs. There isn't any such trouble with LED bulbs which can be suited to 220V or mains put simply. So those, who want to reduce their price of lighting quickly, here is the solution these folks were trying to find.

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