LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. L3WK9Q53/TR1-P-CW
Page 7/13
Typical Electro-Optical Characteristics Curve
WK CHIP
Fig.1 Forward current vs. Forward Voltage
Fig.2 Relative Intensity vs. Forward Current
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1000
100
10
1
0 1
1.0
2.0
3.0
4.0
5.0
1
10
100
1000
Forward Current(mA)
Forward Voltage(V)
Fig.3 Forward Voltage vs. Temperature
Fig.4 Relative Intensity vs. Temperature
1.2
3.0
2.5
2.0
1.1
1.0
1.5
1.0
0.5
0.0
0.9
0.8
-40
-20
0
20
40
60
80
100
-40 -20
0
20
40
60
80
100
Ambient Temperature(℃)
Ambient Temperature(℃)
Fig.6 Forward Current vs. Temperature
Fig.5 Luminous Spectrum(Ta=25℃)
80
SPECTRAL RADIANCE
70
Thermal Resistance : @ 0.5 °C/mA
100
60
50
40
30
20
10
0
80
60
40
20
0
100
80 90
70
50 60
-20
0
-30
30
40
-10
10
20
400
500
600
700
800
Ambient Temperature Ta (℃)
Wavelength (nm)
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