Numeric LED Characteristics Diagrams
E series
Forward Current Derating Curve
Forward Current vs. Forward Voltage*
Luminous Intensity vs. Ambient Temperature
(1F=20mA/seg)
(Ta=25˚C)
100
1000
35
50
500
200
30
25
20
Mold type
25.4mm
20
15
10
10
5
Mold type
100
50
3
2
Substrate type
5
0
20
10
1
0.5
-20
0
20
40
60
80
100
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
-20
0
20
40
60
80
100
Ambient temperature Ta(˚C)
Forward voltage VF(V/seg)
Ambient temperature Ta(˚C)
Peak Forward Current Derating Curve
Luminous Intensity vs. Forward Current
Duty Ratio vs. Peak Forward Current
(Duty 1/10)
(Ta=25˚C)
(Ta=25˚C)
500
70
500
300
60
50
40
200
100
50
100
50
Mold type
20
Substrate type
30
30
10
5
Substrate/Mold type
20
10
0
10
5
2
1
-20
0
20
40
60
80
100
0.1 0.2
1
2
5
10
20
50
1/50
1/20
1/10
1/5
1/2
1
0.5
Ambient temperature Ta(˚C)
Forward current IF(mA/seg)
Duty ratio DR
* In case of 25.4mm: value per 1segment 1chip
K series
Forward Current Derating Curve
Forward Current vs. Forward Voltage*
Luminous Intensity vs. Ambient Temperature
(1F=20mA/seg)
(Ta=25˚C)
100
1000
35
50
20
500
30
25
20
15
10
200
10
5
100
50
3
2
5
0
20
10
1
0.5
-20
0
20
40
60
80
100
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
-20
0
20
40
60
80
100
Ambient temperature Ta(˚C)
Forward voltage VF(V/seg)
Ambient temperature Ta(˚C)
Peak Forward Current Derating Curve
Luminous Intensity vs. Forward Current
Duty Ratio vs. Peak Forward Current
(Duty ratio 0.1)
(Ta=25˚C)
(Ta=25˚C)
500
70
60
50
40
30
20
500
300
200
100
50
100
50
30
20
10
5
10
0
10
5
2
1
-20
0
20
40
60
80
100
0.1 0.2
1
2
5
10
20
50
1/50
1/20
1/10
1/5
1/2
1
0.5
Ambient temperature Ta(˚C)
Forward current IF(mA/seg)
Duty ratio DR
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