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5. INVERTER BOARD
5.1 Description
The Inverter board is designed for lighting up the back-lights of LCD module.
5.2 Electrical characteristics
5.2.1 FOR Fujitsu PANEL FLC48SXC8V
INPUT VOLTAGE
INPUT CURRENT
Normal BACKLIGHT
VOLTAGE
LAMP CURRENT
DRIVING
FREQUENCY
EFFICIENCY
Vin ON/OFF sequence
OLP TIME
BRIGHTNESS
RANGE
Brightness control
Brightness
Strike voltage at 0°C
Operating life time
Note:
Life time (hr) can be defined as the time in which it continues to operate under the condition:
Ta=25±2°C, IL =7 mArms until one of the following event occurs:
1.
When the brightness becomes 50 %
2.
When the startup voltage (Vs) at 0°C becomes higher than the maximal value of Vs specified above.
MIN.
TYP.
11.4V
12.0V
--------
2A
--------
700V rms.
--------.
7mA rms
40KHz
50KHZ
--------
80%
--------
1S
--------
3S
10%
--------
0V
_
_
220cd/m
1600 Vrms
_
20,000 hrs
_
27
MAX.
12.6V
_
--------
8mA rms
60KHz
--------
--------
_
100%
3.3V
2
_
_
_
COMMENT
12V±5%
Vin=12V,
Vbrite=3.3V
Vin = 12V,max
brightness
Open lamp
protection time
3.3V, brightness
Max.
(note)
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