2.0 inch ( 50.80mm )
4X4 DOT MATRIX LED DISPLAY
DESCRIPTION
The UVP-2X44 is 2.0 inch (50.80mm) height 4X4 dot matrix display.
UVP-2X44 SERIES
Single color display have the choices of three bright colors-AlGaAs red/green/yellow.
Multicolor display are applicable to two colors -green/red/orange.
All device have black face and white dot.
The AlGaAs red LED chip are made from AlGaAs on a non-transparent GaAs substrate.
The green LED chip are made from GaP on a transparent GaP substrate.
The yellow and Red Orange LED chip are made from GaAsP on a transparent GaP substrate.
FEATURES
l
l
l
l
l
Industuy standard size
Wide viewing angle
Continuous uniform dot matrix.
Excellent characters appearance
Low power requirement
DEVICES
PART NO.
UVP-2344
DESCRIPTION
Column Cathode
PACKAGE DIMENSION
Fig. 1
INTERNAL CIRCUIT
DIAGRAM
Fig. 2
ABSOLUTE MAXIMUM RATINGS
@ T
A
=25
o
C
AlGaAs RED
PARAMETER
GREEN
YELLOW RED ORANGE
UNIT
Power Dissipation Per Dot
96
96
96
96
mW
Peak Forward Current Per Dot
110
90
80
mA
80
Continuous Forward Current Per Dot
14
11
8
8
mA
o
Derating Linear From 25
C
Per Dot
0.19
0.15
0.08
0.08
mA/
o
C
Reverse Voltage Per Dot
15
15
15
15
V
o
o
Operating Temperature Range
-35
C
to+85
C
Storage Temperature Range
-35
o
C
to+85
o
C
Solder Temperature 1/16 inch Below Seating Plane for 3 Seconds at 260
o
C
Unity Opto Technology Co., Ltd.
11/14/2000
2.0 inch ( 50.80mm )
4X4 DOT MATRIX LED DISPLAY
PACKAGE DIMENSIONS
UVP-2X44 SERIES
Fig. 1
INTERNAL CIRCUIT DIAGRAM
A. UVP-2344XX
B. UVP-2844A3
3 CHIPS IN SERIES
Fig. 2
Unity Opto Technology Co., Ltd.
11/14/2000
2.0 inch ( 50.80mm )
4X4 DOT MATRIX LED DISPLAY
PIN CONNECTION
Pin
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
UVP-2X44 SERIES
CONNECTION
UVP-2844A
3
UVP-2344XX
CATHODE COLUMN 1
CATHODE COLUMN 2
CATHODE COLUMN 3
CATHODE COLUMN 4
ANODE ROW 1
ANODE ROW 2
ANODE ROW 3
ANODE ROW 4
CATHODE COLUMN 1 RED ORANGE
CATHODE COLUMN 1 GREEN
CATHODE COLUMN 2 RED ORANGE
CATHODE COLUMN 2 GREEN
CSTHODE COLUMN 3 RED ORANGE
CATHODE COLUMN 3 GREEN
CATHODE COLUMN 4 ORANGE
CATHODE COLUMN 4 GREEN
ANODE ROW 1 RED ORANGE
ANODE ROW 1 GREEN
ANODE ROW 2 RED ORANGE
ANODE ROW 2 GREEN
ANODE ROW 3 RED ORANGE
ANODE ROW 3 GREEN
ANODE ROW 4 RED ORANGE
ANODE ROW 4 GREEN
Unity Opto Technology Co., Ltd.
11/14/2000
2.0 inch ( 50.80mm )
4X4 DOT MATRIX LED DISPLAY
ELECTRICAL/OPTICAL CHARACTERISTICS
UVP-2X44 SERIES
AlGaAs RED (UVP-2344C)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, any Dot
V
F
Reverse Current, any Dot
I
R
Luminous Intensity Matching Ratio
I
V
-m
MIN.
15100
TYP.
28000
660/638
35
5.4
MAX.
UNIT
µcd
nm
nm
V
µA
7.2
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
p
= 80 mA 1/16 Duty
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 15 V
I
F
= 10 mA
GREEN (UVP-2344G) & ( UVP-2844A
3
GREEN)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, any Dot
V
F
Reverse Current, any Dot
I
R
Luminous Intensity Matching Ratio
I
V
-m
MIN.
5000
TYP.
11000
565/569
30
6.3
MAX.
UNIT
µcd
nm
nm
V
µA
7.8
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
p
= 80 mA 1/16 Duty
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 15 V
I
F
= 10 mA
YELLOW (UVP-2344Y)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, any Dot
V
F
Reverse Current, any Dot
I
R
Luminous Intensity Matching Ratio
I
V
-m
MIN.
5000
TYP.
11000
585/588
35
6.0
MAX.
UNIT
µcd
nm
nm
V
µA
7.8
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
p
= 80 mA 1/16 Duty
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 15 V
I
F
= 10 mA
RED ORANGE (UVP-2844A
3
RED ORANGE)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, any Dot
V
F
Reverse Current, any Dot
I
R
Luminous Intensity Matching Ratio
I
V
-m
MIN.
5000
TYP.
11000
630/621
40
6.0
MAX.
UNIT
µcd
nm
nm
V
µA
7.8
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
p
= 80 mA 1/16 Duty
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
Unity Opto Technology Co., Ltd.
11/14/2000
2.0 inch ( 50.80mm )
4X4 DOT MATRIX LED DISPLAY
UVP-2X44 SERIES
TYPICAL ELECTRICAL/OPTICAL CHARACTERISTIC CURVES
( Ambient Temperature =25
o
C
Unless Otherwise Noted )
Relative Luminous Intensity
G Y
1
E
C
Relative Luminous Intensity
4.0
3.0
2.0
1.0
0.0
0
5
10 15 20 25 30
G
0.5
0
500
525
550
575
600
625
650
675
700
725
750
FIG.1 RELATIVE LUMINOUS
INTENSITY VS. WAVELENGTH
Forward Current I
F
(mA)
FIG.2 RELATIVE LUMINOUS INTENSIT
VS. FORWARD CURRENT
Forward Current I
F
(mA)
20
15
10
C
E
Y
Relative Luminous Intensity
4.0
3.0
2.0
1.0
0.0
0
5
10 15 20 25 30
Forward Current I
F
(mA)
FIG.2 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT
Y
C
5
0
0
10
20
30
40
50
60
70
80
90
Ambient Temperature (
o
C )
FIG.3 FORWARD CURRENT
DERATING CURVE
Forward Current I
F
(mA)
160
140
120
100
80
60
40
20
0
0.0
1.0
2.0
Forward Current I
F
(mA)
E
G
160
140
120
100
80
60
40
20
0
0.0
1.0
2.0
C
Y
3.0
4.0
o
5.0
3.0
4.0
5.0
Ambient Temperature (
C
)
FIG.3 ALLOWABLE DC CURRENT
VS. AMBIENT TEMPERATURE
Forward Voltage (V)
FIG.4 FORWARD CURRENT VS.
FORWARD VOLTAGE
Unity Opto Technology Co., Ltd.
11/14/2000
