Fig.4 Relative Intensity vs. Temperature
3.0
2.5
2.0
1.5
0.5
1.0
0.0
1.0
Relative Intensity@20mA
Wavelength (nm)
550
0.0
0.5
600650700
Fig.3 Forward Voltage vs. Temperature
0
Fig.5 Relative Intensity vs. Wavelength
Ambient Temperature(℃)
Forward Voltage@20mA
Normalize @25
℃
-40
0.8
-20
1.0
0.9
1.1
1.2
Relative In tensity@20mA
Normalize @25
℃
80402060100
Ambient Temperature(℃)
-20-40200604080100
3.0
2.0
1.0
1.5
2.5
Fig.2 Relative Intensity vs. Forward Current
Typical Electro-Optical Characteristics Curve
0.5
0.0
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Fig.1 Forward current vs. Forward Voltage
Forward Voltage(V)
Forward Curr e n t (mA)
1.0
0 1
1.5
10
1
100
UR(H) CHIP
1000
Relative Intensity
Normalize @20mA
2.02.53.0
4/7Page
Forward Current(mA)
1101001000
3.5
30°
0°
-30°
100%50%25%75%25%075%50%
60°
100%
-60°
Fig.6 Directivity Radiation
PART NO. LUR9553-4H/TR1