Acer AM778 Manual - Página 31

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5
6
7
8,9,10
5.5.2.3 P62 For AM777/AM677
Pin NO.
1
2
3
5.5.3 FOR HYDIS PANEL HT17E`12-200
INPUT VOLTAGE
INPUT CURRENT
Normal BACKLIGHT
VOLTAGE
LAMP CURRENT
(every lamp)
DRIVING
frquency
EFFICIENCY
PWM dimming
frequency
Vin ON/OFF
sequence
OLP TIME
BRIGHTNESS
RANGE
Brightness control
Brightness
Strike voltage at 0°C
Operating life time
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.
BRITE
Sleep
Enable
Vcc
Signal
Audio-RIN
GND
Audio-LIN
MIN.
TYP.
11.4V
12.0V
--------
--------
700V rms.
3mA rms.
6.5mA rms
30KHz
--------
75%
--------
180Hz
160Hz
--------
0.5S
--------
30%
--------
0.4V
_
250cd/m
_
_
40,000 hrs
50,000
Brightness adjustable range:
0.4V<min>~3.3V<max>
Power saving control(Active High)
Normal:-0.3~1.0V. Sleeping:2.0~5.5V
Backlight ON/OFF control (Active High)
ON:1.5~5.5V OFF:-0.3~1.0V.
+5Vdc supply to Interface BD, always on.
Comment
Audio Right Input
Audio Left Input
MAX.
12.6V
2A
--------
--------
7.5mA rms
70KHz
--------
200Hz
--------
1S
_
100%
_
3.3V
2
_
_
170Vrms
_
117Vrms
_
31
COMMENT
12V±5%
Vin=12V,
Vbrite=3.3V
Each CCFL
Vin = 12V,max
brightness
Open lamp
protection time
3.3V, brightness
max.
(note)