1.85 inch ( 47.0mm )
8X8 DOT MATRIX LED DISPLAY
DESCRIPTION
The UVP-2688/2788 is 1.85 inch ( 47.0mm) height 8X8 dot matrix display.
Single color displays have the choices of three bright colors-AlGaAs red/green/yellow.
Multicolor displays are applicable to two bright colors:green and 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.
UVP-2688/2788 SERIES
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-2688
UVP-2788
DESCRIPTION
Column Anode
Column Anode
PACKAGE DIMENSION
Fig. 1
INTERNAL CIRCUIT
DIAGRAM
Fig. 2
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Power Dissipation Per Dot
Peak Forward Current Per Dot
Continuous Forward Current Per Dot
Derating Linear From 25
o
C Per Dot
Reverse Voltage Per Dot
Operating Temperature Range
Storage Temperature Range
AlGaAs RED
GREEN
36
125
15
0.20
5
36
100
13
0.17
5
@ T
A
=25
o
C
YELLOW RED ORANGE
UNIT
32
36
mW
80
100
mA
10
13
mA
0.12
0.17
mA/
o
C
5
5
V
-35
o
Cto+85
o
C
-35
o
Cto+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
UOT [ UNITY OPTO TECHNOLOGY ]
