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注塑模插件灯背光源

产品详细


Custom kinds of colors and shape ultra thin led backlight board

Kindly send us your detail drawing(Size, light color, Voltage or more) to evaluate, thanks



Absolute Max Rating (25℃, take white color backlight as sample):

Item Symbol Condition Value Unit
Absolute maximum forward current Ifm / 25 mA
Peak forward current Ifp 1 msec plus 10% duty cycle 100 mA
Reverse voltage Vr / 5 V
Power dissipation Pd / 100 mW
Operating temperature range Topr / -30℃~+70℃  
Storage temperature range Tstg / -40℃~+80℃  

 

Characteristics (25℃, take white color backlight as sample):

Item Sumbol Min Typ Max Unit Condition
Forward Voltage Vf 2.5 / 3.0 V If=5mA
Reverse Current Ir / / 50 μA V=5V
Luminance Lv 45 / 120 Cd/m2 If=5mA
Uniformity Lv-m ≥75 / / % min/max*100%

Backlight can be any kind of color;  monochrome liquid crystal usually uses yellow, green, blue, red and white backlight. LED backlight can enhance the color performance of LCD display. 


 

Backlight Type 

LED backlight; CCFL backlight; EL backlight

Classified by Thickness 

0.55mm~10mm

Classified by Light Guide Plate 

Extrusion molding board (steel mold needed), and Laser cutting silk-screen

Drive Voltage

LED backlight: 1.8~2.1V, and 2.8-3.1V
CCFL backlight: around 1000V
EL backlight: 100V
The main advantages of LED backlight are as follows
1. High brightness. The brightness will not fall even after being used for a long time. And it has a thinner body and nice shape.
2. Soft in color, good for eyes when it combines with LCD panel 
3. Energy saving, environmentally friendly and low radiation.


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