100
10
1
FORWARD
CURRENT
IF
(mA)
FORWARD VOLTAGE VF (V)
2.8
2.9
3.2
3.0
3.1
3.3
Ta=25°C
FORWARD
CURRENT
IF
(mA)
FORWARD VOLTAGE VF (V)
100
10
2.5
1.0
2.0
1.5
3.0
1
Ta=25°C
SML-E12V8W
SML-E12U8W
SML-E12D8W
SML-E12Y8W
SML-E12M8W
SML-E12P8W
RELATIVE
LUMINOUS
INTENSITY
FORWARD CURRENT IF (mA)
0
5
10
15
20
0
0.2
0.4
0.6
0.8
1.0
1.2
Ta=25°C
SML-E12U8W
SML-E12D8W
SML-E12P8W
SML-E12Y8W
SML-E12M8W
SML-E12V8W
MAXIMUM
FORWARD
CURRENT
(mA)
AMBIENT TEMPERATURE Ta (°C)
30
20
10
-40
-20
0
20
40
60
80
100
0
RELATIVE
LUMINOUS
INTENSITY
ATMOSPHERE TEMPERATURE Ta (
°C)
1.4
1.2
1.0
0.8
0.6
0.4
-40
-20
0
20
40
60
80
100
1.6
IF=20mA
SML-E12V8W
SML-E12U8W
SML-E12D8W
SML-E12Y8W
SML-E12M8W
SML-E12P8W
SML-E12V8W
SML-E12U8W
SML-E12D8W
SML-E12Y8W
SML-E12M8W
SML-E12P8W
RELATIVE
LUMINOUS
INTENSITY
FORWARD CURRENT IF (mA)
Ta=25°C
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0
5
10
15
20
25
SML-E12UW
SML-E12DW
MAXIMUM
FORWARD
CURRENT
(mA)
AMBIENT TEMPERATURE Ta (°C)
30
20
10
-40
-20
0
20
40
60
80
100
0
SML-E12UW
SML-E12DW
RELATIVE
LUMINOUS
INTENSITY
ATMOSPHERE TEMPERATURE Ta (
°C)
1.4
1.2
1
0.8
0.4
0.6
0.2
-40
-20
0
20
40
60
80
100
1.6
IF=20mA
SML-E12UW
SML-E12DW
100
10
1
FORWARD
CURRENT
IF
(mA)
FORWARD VOLTAGE VF (V)
2.0
1.0
1.5
2.5
3.0
Ta=25°C
SML-E12UW
SML-E12DW
RELATIVE
LUMINOUS
INTENSITY
ATMOSPHERE TEMPERATURE Ta (
°C)
1.4
1.2
1
0.8
0.6
0.4
-40
-20
0
20
40
60
80
100
1.6
IF=5mA
SMLE12EC6T
SMLE12BC7T
SMLE12WBC7W
RELATIVE
LUMINOUS
INTENSITY
FORWARD CURRENT IF (mA)
Ta=25°C
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
5
10
15
20
MAXIMUM
FORWARD
CURRENT
(mA)
AMBIENT TEMPERATURE Ta (°C)
30
20
10
-40
-20
0
20
40
60
80
100
0
SMLE12EC6T
SMLE12BC7T
SMLE12WBC7W
SMLE12EC6T
SMLE12BC7T
SMLE12WBC7W
SMLE12EC6T
SMLE12BC7T
RELATIVE
LUMINOUS
INTENSITY
FORWARD CURRENT IF (mA)
Ta=25°C
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0
5
10
15
20
25
Forward Current-Forward Voltage
Electrical Characteristics Curves
Luminous Intensity-Atmosphere Temperature
Luminous Intensity-Forward Current
Derating
SML-E1 Series
2/3
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www.rohm.com
2010.05 - Rev.A