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Custom Plug-in LED Backlight

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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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