Numeric LED
P series
Characteristics Diagrams
Forward Current Derating Curve
35
Forward Current vs. Forward Voltage
100
50
(T
a=
25˚C)
Luminous Intensity vs. Ambient Temperature
1000
500
(1
F
=5mA/seg)
30
Forward current I
F
(mA/seg)
Forward current I
F
(mA/seg)
20
10
5
3
2
1
0.5
1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
Forward voltage V
F
(V/seg)
Relative luminous intensity(%)
25
200
20
100
50
15
Mold type
10
Substrate type
5
0
-20
0
20
40
60
Ambient temperature T
a
(˚C)
80
100
20
10
-20
0
20
40
60
Ambient temperature T
a
(˚C)
80
100
Peak Forward Current Derating Curve
70
(Duty ratio1/10)
Luminous Intensity vs. Forward Current
500
(T
a=
25˚C)
Duty Ratio vs. Peak Forward Current
500
300
(T
a=
25˚C)
60
200
Peak forward current I
F
(mA/seg)
100
Relative luminous intensity(%)
50
Peak forward current I
FM
(mA/seg)
50
100
50
30
Substrate type
40
Mold type
30
Substrate type
20
10
5
20
Mold type
10
5
10
2
0
-20
0
20
40
60
80
100
Ambient temperature T
a
(˚C)
1
0.1
0.2
0.5
1
2
5
10
Forward current I
F
(mA/seg)
20
50
1/50
1/20
1/10
1/5
Duty ratio D
R
1/2
1
U series
Forward Current Derating Curve
35
Forward Current vs. Forward Voltage*
100
50
(T
a=
25˚C)
Luminous Intensity vs. Ambient Temperature
1000
500
(1
F=
20mA)
30
Forward current I
F
(mA/seg)
Forward current I
F
(mA/seg)
25
20
10
5
3
2
1
0.5
2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0
Forward voltage V
F
(V/seg)
Relative luminous intensity(%)
200
20
100
50
15
10
5
0
-20
0
20
40
60
Ambient temperature T
a
(˚C)
80
100
20
10
-20
0
20
40
60
Ambient temperature T
a
(˚C)
80
100
Peak Forward Current Derating Curve
(Duty ratio1/10)
Luminous Intensity vs. Forward Current
500
(T
a=
25˚C)
Duty Ratio vs. Peak Forward Current
500
300
(T
a=
25˚C)
150
Peak forward current I
FM
(mA/seg)
Relative luminous intensity(%)
200
100
50
Peak forward current I
F
(mA/seg)
0.2
2
5
10
0.5 1
Forward current I
F
(mA/seg)
20
50
150
100
50
30
100
20
10
5
50
2
0
-20
0
20
40
60
Ambient temperature T
a
(˚C)
80
100
1
0.1
10
5
1/50
1/20
1/10
Duty ratio D
R
1/5
1/2
1
* In case of 25.4/38.1mm: value per 1segment 1chip
176
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Internet
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