Some people suggest that the temperature span should be larger than 50 degrees when measure the PN junction temperature by using voltage method. The v [Read More…]
More and more people realize that estimating the specific temperature of LED chips by measuring LED lamps covers temperature is inaccurate. However, h [Read More…]
As we all know, light color of LED can be determined by materials used in n-type region and p-type region, and light intensity is determined by the nu [Read More…]
3. Electrons in the edge of p-type section. Electrons pass LED PN junction and finally reach the edge of p-type section. Most of them will be capture [Read More…]
LED (light-emitting diode) is a kind of one-way conductive electronic component. Generally, diode is a PN junction composed by a p-type semiconductor [Read More…]
At this stage, the global climate change intensely, and the extreme weather are more frequent than in modern times. From 2011,2012 Northern Hemisphere [Read More…]
In the spring of this year, the Democractic Party government of Canada launched legislative rule that the roads and highways must use LED lights. And [Read More…]
Recently, regardless of the mainland or abroad, the LED lighting industry is in rapid development, but behind the rapid development Chinese LED lighti [Read More…]
As for residential LED lighting, LED flat panel light is more feasible than LED bulbs. They are more sophisticated since they have higher light effici [Read More…]
Compare with traditional bulbs, LED light bulbs have many different properties:
LED chips are very small. They can be integrated together constit [Read More…]