Displays, And-tft-5vx-4hb – Purdy AND-TFT-5VX-4HB User Manual
Page 2
AND-TFT-5VX-4HB
Displays
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
05/13/03
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
2
Note 1: The power consumption for backlight is not included
Note 2: Backlight lamp power consumption is calculated by I
L
x V
L
.
Note 1: Low voltage side of backlight inverter connects with ground of inverter circuits.
Backlight Driving
Pin No
Symbol
Description
Remark
1
VL1
Input terminal (Hi voltage side)
Wire color : Pink
2
VL2
Input Terminal (Low voltage side)
Wire color : White
Note 1
Absolute Maximum Ratings:
V
ss1
=V
ss2
=GND=OV, Ta=25ºC
Parameters
Symbol
Min.
Max.
Unit
Remark
Supply Voltage
V
DD1
-0.5
5.0
V
V
CC
-0.3
6.0
V
V
DD2
-0.5
12.0
V
V
GG
-0.3
40.0
V
V
GG
-V
EE
-0.3
40.0
V
V
EE
-20
0.3
V
Power Consumption
Recommended Operating Conditions Vss1=Vss2=GND=OV, Ta = 25°C
Parameter
Symbol
Conditions
Specifications
Remark
Typ.
Max.
Unit
Supply Current for Gate Driver
Hi level
I
GG
V
GG
= +19V
0.162
0.202
mA
Supply Current for Gate Driver
Low level
I
EE
V
EE
= -10V
0.22
0.27
mA
Supply Current for Source Driver(Digital)
I
DD1
V
DD1
= +3.3V
11.26
14.07
mA
Supply Current for Source Driver (Analog)
I
DD2
V
DD2
= +9.5V
16.2
22.5
mA
Supply Current for Gate Driver (Digital)
I
CC
V
CC
=+3.3V
0.0153
0.0192
mA
LCD Panel Power Consumption
-
196.31
266.75
mW
Note 1
Back Light Lamp Power Consumption
-
4.3
5.2
W
Note 2
Item
Symbol
Specifications
Unit
Remark
Min.
Typ.
Max.
Supply Voltage for Source Driver
V
DD1
2.3
3.3
3.6
V
V
DD2
6.5
9.5
13.5
Supply Voltage for Gate Driver
V
GG
7.0
-
V
EE
+40.0
V
V
EE
-20.0
-
-5.0
V
CC
2.3
3.3
5.5
V
oom
Voltage
V
ccm
-
3.6
-
V
Digital Input Voltage
V
IH
0.7 V
CC
-
V
CC
V
V
IL
0
-
0.3 V
CC