29-09-2012, 12:02 PM
The White LED and RGB
WhiteLED (1).ppt (Size: 46 KB / Downloads: 28)
Is white a color?
From Blue LED to White LED.
Yellow Phosphor applied onto the top of the indium gallium nitride junction.
Current consumption of about 15 to 20 mA.
Voltage as high as 4V.
High power consumption + heat emission edge lit.
Blue LED Filter Caps
A red chip, a blue-green chip, and a pair of light blue silicon chips.
Convert 5mm blue LED into white, yellow, green and blue light.
Color deviation is reduced by 50% or more.
Filters or white silicon caps.