VL-FS-MGLS128128-54C REV. A
(MGLS128128-HT-HV-G-LED03G-12)
AUG/2005
PAGE 8 OF 12
4.2
Typical Electrical Characteristics
At Ta = 25
°C,
VDD = 5V±5%, VSS = 0V.
Table 5
Parameter
Supply voltage
(Logic)
Supply voltage
(LCD)
Input signal voltage
Supply current
(Logic & LCD)
Symbol
VDD –VSS
VLCD
=VDD –V0
VIN
IDD
Conditions
VDD = 5V,Note 1
“H” level
“L” level
Character mode,
VDD = 5V,Note 1
Checker board
mode,
VDD = 5V,Note 1
Character mode,
VDD = 5V,Note 1
Checker board
mode,
VDD = 5V,Note 1
Forward current
=180mA
λ
Number of LED
chips=2x12=24
-
17.6
568
22
-
-
nm
cd/m
2
Min.
4.75
19.8
VDD -2.2
0
-
-
-
-
3.9
Typ.
5.00
20.3
-
-
9.1
9.6
3.8
4.1
4.1
Max.
5.25
20.8
VDD
0.8
13.8
14.4
5.7
6.1
4.3
Unit
V
V
V
V
mA
mA
mA
mA
V
Supply current
(LCD)
I0
Supply voltage of
yellow-green
LED03 backlight
Wavelength of
yellow-green
LED03 backlight
Backlight
luminance (on the
backlight surface)
Note 1:
VLED
There is tolerance in optimum LCD driving voltage during production and it will be
within the specified range.
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
