0.36 inch ( 9.14 mm )
SINGLE DIGIT NUMERIC LED DISPLAYS
UVS-31XA SERIES
DESCRIPTION
The UVS-312A/313A/315A is 0.3 inch (7.62mm) height single digit display.
Choices of five colors-high efficiency red/bright red/green/yellow/red orange.
High efficirncy red displays has red face and red segments. Bright red displays has black face and red segments.
Green and yellow displays have gray face and white segments.Red orange displays has orange face and orange 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
l
l
l
l
Industuy Standard Size
Wide Viewing angle
Continuous uniform segments.
Excellent characters appearance
Low power requirement
DEVICES
PART NO.
UVS-312A
UVS-313A
UVS-315A
DESCRIPTION
Common Anode
Common Cathode
Common Cathode
PACKAGE
DIMENSION
Fig. 1
INTERNAL CIRCUIT
DIAGRAM
Fig. 2
ABSOLUTE MAXIMUM RATINGS
@ T
A
=25
o
C
PARAMETER
HI.EFF.
RED
75
BRIGHT
RED
40
GREEN YELLOW
RED
ORANGE
75
100
25
0.33
5
UNIT
mW
mA
mA
mA/
o
C
V
Power Dissipation Per Segment
75
60
Peak Forward Current Per Segment
100
60
100
80
( 1/10 Duty Cycle. ,0.1ms pulse width)
Continuous Forward Current Per Segment
25
15
25
20
o
Derating Linear From 25 C Per Segment
0.33
0.2
0.33
0.27
Reverse Voltage Per Segment
5
5
5
5
o
Operating Temperature Range
-35 Cto+85
o
C
Storage Temperature Range
-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
0.36 inch ( 9.14 mm )
SINGLE DIGIT NUMERIC LED DISPLAYS
UVS-31XA SERIES
PACKAGE DIMENSIONS
Fig. 1
INTERNAL CIRCUIT DIAGRAM
UVS-
312A
UVS-
313A
UVS-315A
Fig. 2
Unity Opto Technology Co., Ltd.
11/14/2000
0.36 inch ( 9.14 mm )
SINGLE DIGIT NUMERIC LED DISPLAYS
UVS-31XA SERIES
PIN CONNECTION
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
UVS-312A
CATHODE
CONNECTION
UVS-313A
COMMON CATHODE *2
ANODE F
ANODE G
ANODE E
ANODE D
ANODE D . P .
ANODE C
ANODE B
ANODE A
-
-
-
-
UVS-315A
ANODE F
ANODE G
NO PIN
COMMON CATHODE *3
NO PIN
ANODE E
ANODE D . P .
ANODE C
ANODE D
NO PIN
NO PIN
COMMON CATHODE *3
ANODE B
ANODE A
A
CATHODE
F
NO PIN
NO PIN
COMMON ANODE * 1
CATHODE L . D . P . COMMON CATHODE *2
CATHODE E
CATHODE D
CATHODE R . D . P .
CATHODE C
CATHODE G
NO PIN
CATHODE B
COMMON ANODE * 1
NOTES: 1. PIN 3 & 14 are internally connected.
2. PIN 1& 6 are internally connected.
3. PIN 4 & 12 are internally connected.
ELECTRICAL/OPTICAL CHARACTERISTICS
HI.EFF. RED (UVS-312AHR / 313AHR / 315AHR)
PARAMETER
SYMBOL MIN.
Average Luminous Intensity
I
V
870
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
V
F
Forward Voltage, Per Segment
Reverse Current, Per Segment
I
R
Luminous Intensity Matching Ratio I
v
- m
TYP.
2000
635/623
40
2.0
MAX.
UNIT
µcd
nm
nm
V
µA
2.6
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
F
= 10 mA
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
@ T
A
=25
o
C
TEST CONDITION
I
F
= 10 mA
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
BRIGHT RED (UVS-312AP / 313AP / 315AP)
PARAMETER
SYMBOL MIN.
Average Luminous Intensity
I
V
340
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, Per Segment
V
F
Reverse Current, Per Segment
I
R
Luminous Intensity Matching Ratio I
v
- m
TYP.
750
697/657
90
2.1
MAX.
UNIT
µcd
nm
nm
V
µA
2.6
100
2:1
Unity Opto Technology Co., Ltd.
11/14/2000
0.36 inch ( 9.14 mm )
SINGLE DIGIT NUMERIC LED DISPLAYS
UVS-31XA SERIES
ELECTRICAL/OPTICAL CHARACTERISTICS
GREEN (UVS-312AG / 313AG / 315AG)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
Forward Voltage, Per Segment
V
F
Reverse Current, Per Segment
I
R
I
v
- m
Luminous Intensity Matching Ratio
MIN.
870
TYP.
2000
565/569
30
2.1
MAX.
UNIT
mcd
nm
nm
V
mA
2.6
100
2:1
@ T
A
=25
o
C
TEST CONDITION
I
F
= 10 mA
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
@ T
A
=25
o
C
TEST CONDITION
I
F
= 10 mA
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
@ T
A
=25
o
C
TEST CONDITION
I
F
= 10 mA
I
F
= 20 mA
I
F
= 20 mA
I
F
= 20 mA
V
R
= 5 V
I
F
= 10 mA
YELLOW (UVS-312AY / 313AY / 315AY)
PARAMETER
SYMBOL
Average Luminous Intensity
I
V
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
V
F
Forward Voltage, Per Segment
Reverse Current, Per Segment
I
R
Luminous Intensity Matching Ratio
I
v
- m
MIN.
870
TYP.
2000
585/588
35
2.1
MAX.
UNIT
µcd
nm
nm
V
µA
2.6
100
2:1
RED ORANGE (UVS-312AE / 313AE / 315AE)
PARAMETER
SYMBOL
I
V
Average Luminous Intensity
Peak Emission Wavelength
λp/Hue
Spectral Line Half-Width
∆λ
V
F
Forward Voltage, Per Segment
Reverse Current, Per Segment
I
R
Luminous Intensity Matching Ratio
I
v
- m
MIN.
870
TYP.
2000
630/621
40
2.0
MAX.
UNIT
µcd
nm
nm
V
µA
2.6
100
2:1
Unity Opto Technology Co., Ltd.
11/14/2000
0.36 inch ( 9.14 mm )
SINGLE DIGIT NUMERIC LED DISPLAYS
UVS-31XA SERIES
TYPICAL ELECTRICAL/OPTICAL CHARACTERISTIC CURVES
( Ambient Temperature =25
o
C Unless Otherwise Noted )
Relative Intensity
G
Y
HR,
P
1
0.5
0
500
550
600
650
700
750
800
FIG.1 RELATIVE LUMINOUS INTENSITY VS.
WAVELENGTH
Relative Luminous Intensity
H R
E G
3
2
1
0
0
5
10
15
20
25
30
P
Relative Luminous Intensity
4
4
3
2
1
0
0
5
10
15
20
25
30
Y
Forward Current I
F
(mA)
FIG.2 RELATIVE LUMINOUS INTENSITY VS.
FORWARD CURRENT
Forward Current I
F
(mA)
Forward Current I
F
(mA)
FIG.2-1 RELATIVE LUMINOUS INTENSITY VS.
FORWARD CURRENT
HR E G
P
HR E
Y
P
G
0 10 20 30 40 50 60 70 80 90
Forward Current I
F
(mA)
40
35
30
25
20
15
10
5
0
160
140
120
100
80
60
40
20
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
Ambient Temperature (
o
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
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