L-T670WDT-NW1 Datasheet, PDF (5/16 Pages) PARA LIGHT ELECTRONICS CO., LTD. – SURFACE MOUNT DEVICE LED

SURFACE MOUNT DEVICE LED
Part No. : LT670WDT-NW1
REV: A / 1
Typical Electro-Optical Characteristics Curves
(25к Ambient Temperature Unless Otherwise Noted)
50
Ta=25
40
Ta=25
30
20
Fig.1 Forward Current vs.Forward Voltage
10
0
0 20 40 60 80 100
Ambient Temperature Ta( )
Fig.2 Forward Current Derating Curve
Fig.3 Relative Luminous Intensity vs.Forward Current
200
Ta=25
100
0 10 20
¡
¡
¡
30
¡
2
IFP=20mA
1
50
30
20
10
1
5 10 20 50 100
Ambient Temperature Ta( )
Fig.4 Forward Current Derating Curve
1.0
40
¡
0.9
50
¡
0.8
60
¡
70
¡
0.7
80
¡
90
¡
0.5 0.3 0.1 0.2 0.4 0.6
Fig.5 Spatial Distribution
0.5
0.2
0.1
-40 -20 ₀ 20 40
80 100
Ambient Temperature Ta( )
Fig.6 Luminous Intensity vs.Ambient Temperature
IFP=60mA
IFP=20mA
IFP=5mA
IFP=20mA
-30
0
85 50 ²⁵
Ta=25
100mA
50mA
20mA
5mA
1mA
Ambient Temperature Ta( )
x
Fig.7 Ambient Temperature vs.Forward Voltage _{Fig.8 Ambient Temperature vs.Chromaticity Coordinate}
x
Fig.9 Forward Current vs.Chromaticity Coordinate
DRAWING NO. :DS-7A-11-0011
PARA-FOR-068
DATE : 2011-6-17 PAGE 5 of 16