Acer AL1931 - 2.7.6 Power Connector; 2.7.7 Inverter & DC;DC Board (VP-903)

22
2.7.6 Power Connector
All units shall have an IEC/CEE-22 type male power receptacle.
2.7.7 Inverter & DC/DC Board (VP-903)
1. Fujustu /FLC48SXC8V-10 (Condition:Ta=25 )℃
No. Item Sym Condition Min Typ. Max. Unit
1
Input Voltage Vin 11.4 12 12.6
V
2
Lamp Voltage VLamp Vin=12V,ILAMP= 7.5mA - 750 -
Vrms
3
Luminance Bmax
Center of screen, 7mA for
each lamp.
250 -
cd/m^2
4
Brightness
adjustable range
Minimum Luminance ÷
Maximum Luminance
- 60 -
%
5
Working Frequency Fo 40 50 60
KHz
6
Lamp Current ILAMP 4 7.4 7.9
mA
ON Normal Operation 1.5 3.3
V
7
Backlight ON/OFF
Control
OFF Shutdown (Lamp off) 0 1.0
V
8
Brightness control
range(positive
adjustment)
0 - 3.3
V
9
Lamp Current Balance
IL1-IL2 +/-0.5
mA
10
Open Lamp Volt. Vopen Vin=12V, 0degC 1600 - --
Vrms
11
Efficiency - Vin=12V,maximum brightness 75 - -
%
12
Strike Lamp time Ts Vin=12V, ON/OFF=0V 40 60 80
ms
13
Delay Time for Open
Lamp Protection
/each lamp
Topen
Vin=12V, each lamp is
disconnected
-- 1000
ms
14
Audible Noise 30mm upon the part - - 34
dBm