Release by
PARALIGHT DCC
SURFACE MOUNT DEVICE LED
Part No. : L-T690WDT-CWA-P
REV: A / 2
l Typical Electro-Optical Characteristics Curves
(25℃ Ambient Temperature Unless Otherwise Noted)
2.5
2.0
1.5
150
120
90
100
80
Ta=25℃
Ta=25℃
60
1.0
0.5
60
40
20
0
30
0
20
40
60
80 100
20
40
60
80 100
2.8 3.0 3.2 3.4 3.6 3.8
Forward Voltage(v)
Forward Current(mA)
Ambient Temperature Ta(℃)
Fig.3 Relative Luminous Intensity vs.Forward Current
Fig.2 Forward Current Derating Curve
200
Fig.1 Forward Current vs.Forward Voltage
0.35
IFP=120mA
0.34
2
Ta=25℃
100
IFP=120mA
1
0.33
-30℃
50
0℃
0.5
0.32
25℃
30
20
85℃ 50℃
0.2
0.1
0.31
0.30
0
1
20
5
10
0.29 0.30 0.31 0.32 0.33 0.34
x
50 100
-40
-20
Ambient Temperature Ta(℃)
20 40 60 80 100
0
Ambient Temperature Ta(℃)
Fig.5 Forward Current Derating Curve
Fig.6 Ambient Temperature vs.Chromaticity Coordinate
Fig.4 Luminous Intensity vs.Ambient Temperature
°
10° 20°
0° 10° 20°
0.35
Ta=25℃
300mA
X-X
Y-Y
30°
40°
30°
40°
0.34
240mA
0.33
0.32
1.0
0.9
120mA
1.0
0.9
0.31
50°
60°
50°
60°
60mA
0.8
0.30
0.8
70°
80°
90°
10mA
0.29
70°
80°
90°
0.7
0.7
0.315 0.320 0.325 0.330 0.335
x
0.5 0.3
0.2 0.4 0.6
0.1
0.5 0.3
0.2 0.4 0.6
0.1
Fig.7 Forward Current vs.Chromaticity Coordinate
Fig 8 Spatial Distribution
Fig.9 Spatial Distribution
DRAWING NO. : DS-31P-11-0036
DATE : 2012-5-8 PAGE
5 of 15
PARA-FOR-068
PARALIGHT [ PARA LIGHT ELECTRONICS CO., LTD. ]
