SURFACE MOUNT DEVICE LED
Part No. : LT670WDT-NW1
REV: A / 1
ò Typical Electro-Optical Characteristics Curves
(25R Ambient Temperature Unless Otherwise Noted)
50
40
30
20
Ta=25
Ta=25
10
0
0
20 40 60 80 100
Ambient TemperatureTa( )
Fig.2ForwardCurrentDeratingCurve
Fig.3RelativeLuminousIntensityvs.ForwardCurrent
Fig.1ForwardCurrentvs.ForwardVoltage
0
10 20
200
2
IFP=20mA
Ta=25
30
40
100
1
1.0
0.9
0.5
50
50
60
30
20
0.2
0.1
0.8
70
80
90
0.7
10
1
-40
-20
0
20 40 60 80 100
20
5 10
50 100
0.5 0.3
0.2 0.4 0.6
0.1
Ambient TemperatureTa( )
Ambient TemperatureTa( )
Fig.4ForwardCurrentDeratingCurve
Fig.6LuminousIntensityvs.AmbientTemperature
Fig.5Spatial Distribution
IFP=60mA
IFP=20mA
IFP=5mA
Ta=25
IFP=20mA
-30
100mA
50mA
20mA
5mA
0
25
85 50
1mA
x
Ambient TemperatureTa( )
x
Fig.7Ambient Temperaturevs.ForwardVoltage
Fig.8AmbientTemperaturevs.ChromaticityCoordinate
Fig.9ForwardCurrent vs.ChromaticityCoordinate
DRAWING NO. :DS-7A-11-0011
DATE : 2011-6-17
PAGE
5 of 16
PARA-FOR-068
PARALIGHT [ PARA LIGHT ELECTRONICS CO., LTD. ]
