Page 1
0.3 inch ( 7.62 mm )
DUAL DIGIT NUMERIC LED DISPLAYS
UVD-32X SERIES
DESCRIPTION
The UVD-322/323 is 0.3 inch ( 7.62 mm ) height dual digit display.
Choices of five colors-high efficiency red/bright red/green/yellow/red orange.
High efficirncy red display has red face and red segment.
Bringht red ,green, yellen and red orange displays have black face and white segments.
The bright red and 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 Continuous uniform segments.
l Excellent characters appearance
l Low power requirement
DEVICES
ABSOLUTE MAXIMUM RATINGS
@ TA=25
o
C
75 40 75 60 75 mW
25 15 25 20 25 mA
0.33 0.2 0.33 0.27 0.33
mA/
o
C
5 5 5 5 5 V
YELLOW
RED
ORANGE
80
UNIT
mA
INTERNAL CIRCUIT
DIAGRAM
Fig. 2Fig. 1
Reverse Voltage Per Segment
100 60 100
PACKAGE
DIMENSION
Continuous Forward Current Per Segment
Derating Linear From 25
o
C Per Segment
100
PARAMETER
HI.EFF.
RED
Operating Temperature Range
Storage Temperature Range
Power Dissipation Per Segment
Peak Forward Current Per Segment
( 1/10 Duty Cycle. ,0.1ms pulse width)
-35
o
C
to+85
o
C
-35
o
C
to+85
o
C
BRIGHT
RED
GREEN
Solder Temperature 1/16 inch Below Seating Plane for 3 Seconds at 260
o
C
l Industuy Standard Size
l Wide Viewing angle
11/14/2000
PART NO.
UVD-322
UVD-323
DESCRIPTION
Common Cathode
Common Anode
Unity Opto Technology Co., Ltd.
PRELIMINARY
Page 2
0.3 inch ( 7.62 mm )
DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES
PACKAGE DIMENSIONS
Fig. 1
INTERNAL CIRCUIT DIAGRAM
UVD-322 UVD-323
Fig. 2
11/14/2000
Unity Opto Technology Co., Ltd.
Page 3
0.3 inch ( 7.62 mm )
DUAL DIGIT NUMERIC LED DISPLAYS
UVD-32X SERIES
PIN CONNECTION
1
2
3
4
5
6
7
8
9
10
ELECTRICAL/OPTICAL CHARACTERISTICS
HI.EFF. RED (UVD-322HR / 323HR)
@ TA=25
o
C
SYMBOL MIN. TYP. MAX. UNIT
I
V
500 2000
µ
cdλp/Hue
635/623 nm
∆λ
40 nm
V
F
2.0 2.6 V
I
R
100
µ
A
Iv - m
2:1
BRIGHT RED (UVD-322P / 323P)
@ TA=25
o
C
SYMBOL MIN. TYP. MAX. UNIT
I
V
210 650
µ
cdλp/Hue
697/657 nm
∆λ
90 nm
V
F
2.1 2.6 V
I
R
100
µ
A
Iv - m
2:1
11/14/2000
Spectral Line Half-Width
PARAMETER
Reverse Current, Per Segment
Luminous Intensity Matching Ratio
Forward Voltage, Per Segment
Average Luminous Intensity
Peak Emission Wavelength
TEST CONDITION
IF = 10 mA
IF = 20 mA
IF = 20 mA
IF = 20 mA
VR = 5 V
IF = 10 mA
UVD-322
ANODE G
NO PIN
ANODE A
ANODE F
COMMON CATHODE (DIG 2)
ANODE D
ANODE E
ANODE C
ANODE B
COMMON CATHODE (DIG 1)
COMMON ANODE (DIG 2)
CATHODE D
CATHODE E
UVD-323
CATHODE G
NO PIN
CATHODE A
PIN
PARAMETER
TEST CONDITION
Average Luminous Intensity
IF = 10 mA
CATHODE C
CATHODE B
COMMON ANODE (DIG 1)
CONNECTION
CATHODE F
Peak Emission Wavelength
IF = 20 mA
Spectral Line Half-Width
IF = 20 mA
Luminous Intensity Matching Ratio
IF = 10 mA
Forward Voltage, Per Segment
IF = 20 mA
Reverse Current, Per Segment
VR = 5 V
Unity Opto Technology Co., Ltd.
Page 4
0.3 inch ( 7.62 mm )
DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES
ELECTRICAL/OPTICAL CHARACTERISTICS
GREEN (UVD-322G / 323G)
@ TA=25
o
C
SYMBOL MIN. TYP. MAX. UNIT
I
V
540 1600
µ
cdλp/Hue
565/569 nm
∆λ
30 nm
V
F
2.1 2.6 V
I
R
100
µ
A
Iv - m
2:1
YELLOW (UVD-322Y / 323Y)
@ TA=25
o
C
SYMBOL MIN. TYP. MAX. UNIT
I
V
500 2000
µ
cdλp/Hue
585/588 nm
∆λ
35 nm
V
F
2.1 2.6 V
I
R
100
µ
A
Iv - m
2:1
RED ORANGE (UVD-322E / 323E)
@ TA=25
o
C
SYMBOL MIN. TYP. MAX. UNIT
I
V
500 2000
µ
cdλp/Hue
630/621 nm
∆λ
40 nm
V
F
2.0 2.6 V
I
R
100
µ
A
Iv - m
2:1
11/14/2000
Reverse Current, Per Segment
VR = 5 V
Luminous Intensity Matching Ratio
IF = 10 mA
Peak Emission Wavelength
IF = 20 mA
Forward Voltage, Per Segment
IF = 20 mA
Spectral Line Half-Width
IF = 20 mA
IF = 20 mA
VR = 5 V
IF = 10 mA
Reverse Current, Per Segment
VR = 5 V
PARAMETER TEST CONDITION
Average Luminous Intensity
IF = 10 mA
Peak Emission Wavelength
TEST CONDITION
IF = 10 mA
IF = 20 mA
IF = 20 mA
Spectral Line Half-Width
PARAMETER
Reverse Current, Per Segment
Luminous Intensity Matching Ratio
Forward Voltage, Per Segment
Average Luminous Intensity
Peak Emission Wavelength
IF = 20 mA
Spectral Line Half-Width
IF = 20 mA
Forward Voltage, Per Segment
IF = 20 mA
Average Luminous Intensity
IF = 10 mA
Luminous Intensity Matching Ratio
IF = 10 mA
PARAMETER TEST CONDITION
Unity Opto Technology Co., Ltd.
Page 5
0.3 inch ( 7.62 mm )
DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES
TYPICAL ELECTRICAL/OPTICAL CHARACTERISTIC CURVES
( Ambient Temperature =25
o
C
Unless Otherwise Noted )
11/14/2000
0
20
40
60
80
100
120
140
160
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
0
5
10
15
20
25
30
35
40
0 10 20 30 40 50 60 70 80 90
0
1
2
3
4
0 5 10 15 20 25 30
0
1
2
3
4
0 5 10 15 20 25 30
0
0.5
1
500 550 600 650 700 750 800
Relative Intensity
FIG.1 RELATIVE LUMINOUS INTENSITY VS.
WAVELENGTH
G
Y
P
Relative Luminous
Intensity
Forward Current I
F
(mA)
FIG.2 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT
P
H R E G
Y
Forward Current I
F
(mA)
H R E
P
Y
Forward Current I
F
(mA)
Forward Voltage (V)
FIG.4 FORWARD CURRENT VS.
FORWARD VOLTAGE
HR E
G
P
Unity Opto Technology Co., Ltd.
Forward Current I
F
(mA)
FIG.2-1 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT
Relative Luminous
Intensity
Ambient Temperature (
o
C )
FIG.3 ALLOWABLE DC CURRENT
VS. AMBIENT TEMPERATURE
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