15
4.3.4 Backlight Unit
Parameter Symbol
Value
Unit
Min Typ. Max.
Light Bar Input Voltage V
LED
45 49.5 54 V
DC
Light Bar Input Current I
LED
-- 60 63 mA
DC
Power Consumption P
LED
-- 11.9 13 W
LED Lif Time L
BL
30000 -- Hrs
IFP LED Peak forward current I
LED
-- -- 180 mA
DC
4.3.5 Optical Characteristics
Item Unit Conditions Min. Typ. Max.
Viewing Angle [degree]
Horizontal (Right) 75 85 -
CR = 10 (Left)
75 85 -
Vertical (Up)
70 80 -
CR = 10 (Down)
70 80 -
Contrast ratio
Normal Direction 600 1000 -
Response Time [msec]
Raising Time
(TrR)
- 3.8 5.5
Falling Time (TrF) - 1.2 2.5
Raising + Falling - 5 8
Color / Chromaticity
Coordinates (CIE)
Red x 0.616 0.646 0.676
Red y 0.302 0.332 0.362
Green x 0.301 0.331 0.361
Green y 0.595 0.625 0.655
Blue x 0.126 0.156 0.186
Blue y 0.021 0.051 0.081
Color Coordinates
(CIE) White
White x 0.283 0.313 0.343
White y 0.299 0.329 0.359
Central Luminance [cd/m2]
205 250 -
Luminance Uniformity [%]
75 80 -
Crosstalk (in 60Hz) [%]
1.5
Flicker dB
-20