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Analysis of high-voltage LED lamp beads and LED drive power LED industry development

time2012/12/11

LED lamps market development in the world to get the support of all sectors, but in domestic LED sales market, sales are mainly dependent on the government-led projects as well as various types of enterprises in economically developed provinces Industrial Zone used widely, based on the prices of the factors of LED lighting products, traditional lighting market is still struggling, and if the price can be substantial price reduction, LED lighting products into ordinary people's homes.
      
If large area to enter people's home indoor lighting field, then we still need to work hard from the research and development of the product itself above, such as: R & D and design low-cost, high-efficiency lighting accessories, of course, the core factors in LED drive power technology above, spare no effort to promote the improvement and upgrading of the entire product line, below we share exchange under high pressure led lamp beads and driving trends of technology and high-pressure power led high power lighting products.

We see a great potential of high-power LED lighting market, many led manufacturing enterprises are in the the positive reserves technology and production equipment ready to cut a piece of the market, for three reasons:

First, LED high power lighting to the enterprise market space with unlimited imagination;

Second, high-power LED lighting market development in the next 1-2 years will backgammon, high-power LED lighting market forecasts will account for the overall lighting market ten percent;

Third, compared to the ordinary lighting, ordinary fluorescent and energy-saving lamps market is basically universal, Philips and Uthman few suppliers monopoly. The high-power LED lighting market is the market space is still very large, this sub-field is not a monopoly situation, we still have a lot of opportunities to participate in market competition.


We clearly know - by analyzing high-voltage LED lamp beads have two major advantages compared to the low-voltage LED lamp beads:

First, the same output power, high-voltage LED lamp beads required drive current is much lower than the low-voltage LED lamp beads.

Second, the high voltage LED can significantly reduce the loss of the AC-DC conversion efficiency.
 

After a high-voltage LED lamp beads fly need to select the LED driver power supply configuration has the characteristics of a high-voltage current, both Isolated power supply or non-isolated LED driver power supply can keep running characteristics of high efficiency.


First: LED plant non-isolated LED driver power supply, by effective power design, will reach more than 95% of the work efficiency, design, cost is not high. The disadvantage of non-isolation program difficult non-isolated drive power, low cost, while UL safety certification, but in order to pass the UL safety standard remedial support costs are high, the overall assessment, the high cost or.

Second: Wei Peng century through the study found, with a new isolated LED driver power high voltage LED power, maximum efficiency can reach 96%, not only to meet the high efficiency of the high-voltage LED lamp beads drive requirements, and at the same time satisfy the isolated drive, you can easily UL safety certification. Satisfy the DLC Standards.

     
The above analysis and exchange of technical experience, combined with the practical application of data, if we use the high-voltage LED lamp beads manufacturing of LED general energy-saving green lighting products, the overall power consumption can be greatly reduced, thereby significantly reducing the design of the cooling housing requirements, due to heat The cost of the aluminum shell is one of the major cost of LED lighting components and aluminum housing cost can be reduced, the overall cost of LED lighting control for strong support, which will effectively cleared the biggest technical obstacles LED lighting into the interior lighting market . Above sharing and exchange, we predict that the high pressure LED lamp beads will dominate the future of the LED lighting market.