Inverter (Dc To Ac Section); Electrical Characteristics - Acer CML174SXW Service Manual

5.3 Inverter (DC to AC Section)

5.4 Electrical characteristics

5.4.1 FOR AU PANEL M170EN05
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
-------- ?A
-------- 700V rms.
3mA rms. 7mA rms
40KHz 50KHZ
-------- 75%
-------- 1S
-------- 3S
20% --------
0V _
_ 260cd/m
1700 Vrms _
30,000 hrs _
28
MAX.
12.6V
2A
--------
7.5mA rms
80KHz
Vin = 12V,max
--------
--------
_
protection time
100%
3.3V, brightness
3.3V
2
_
_
_
COMMENT
12V±5%
Vin=12V,
Vbrite=3.3V
brightness
Open lamp
max
(note)