參數(shù)資料
型號(hào)： LQ295T3LZ31
英文描述： TFT Displays|Product Specifications
中文描述： 液晶顯示技術(shù)|產(chǎn)品規(guī)格
文件頁(yè)數(shù)： 9/21頁(yè)
文件大?。?/td> 585K
代理商： LQ295T3LZ31
LD-14350B 6/16
Detect temperature on PWB in users side. Check correlation between temperature on PWB and panel surface,
and input temperature data.
Value of upper or lower temperature area is setting result of clear image performance.
4-2. Backlight driving
CN3 (Inverter control)
Using connector: S3B-PH-SM3-TB(JST)
Pin No.
1
2
3
Note 1
ON/OFF Function
Input voltage
5V
0V
Note 2
Brightness control function
Brightness control is available for 0 – 5 V analog input voltage.
Input voltage
5V
0V
CN1,CN2 (Inverter Power) Using connector: S6B-PH-SM3-TB (JST)
Pin No.
1
2
3
4
5
6
4-3. Lamp characteristics
The back light system is under-lighting type with 12 CCFTs(Cold Cathode Fluorescent Tube).
The characteristics of the lamp are shown in the following table. The value mentioned below is at the case of
one CCFT.
Item
Symbol
Min.
Typ.
Life time
T
L
TBD
Note 1
Lamp life time is defined as the time when the situation 1 occurs in the continuous
operation under the condition of Ta=25 degree and brightness control(100%).
1. Brightness becomes 50% of the original value under standard condition.
5. Absolute Maximum Ratings
Parameter
Symbol
Condition
Input voltage
(for Control)
5V supply voltage
(for Control)
Input voltage
(for Inverter)
V
ON
12V supply voltage
(for Inverter)
Storage temperature
Tstg
-
Operation temperature
(Ambient)
Note 1
SELLVDS, R/L, U/D
Note 2
Humidity 95%RH Max.(Ta
40 degree)
Maximum wet-bulb temperature at 39 degree or less.(Ta>40 degree)
No condensation.
Symbol
V
ON
V
BRT
GND
Function
ON/OFF
Remark
Note 1
Note 2
Brightness Control
GND
Function
Inverter: ON
Inverter: OFF
Function
Brightness Control (15%) : (Dark)
Brightness Control (100%) : (Bright)
Function
12V
12V
12V
GND
GND
GND
Max.
-
Unit
hour
Remarks
Note 1
-
Ratings
-0.3 ~ 3.6
Unit
V
Remark
Note 1
V
I
Ta=25 degree
VCC
Ta=25 degree
0 ~ + 6
V
V
BRT
Ta=25 degree
0 ~ + 6
V
V
INV
Ta=25 degree
0 ~ +14
V
-25 ~ +60
0 ~ +50
Degree
Degree
Topa
-
Note 2
sharp
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