Typical Electro-Optical Characteristics Curves
Fig.1 Forward Current vs.
Fig.2 Spectral Distribution
Ambient Temperature
IR91-21C
140
120
100
80
60
40
20
0
-25
0 20 40 60 80 100
100
IF=20mA
Ta=25° C
80
60
40
20
0
880 900 920 940 960 980 1000 1020 1040
Fig.3 Peak Emission Wavelength
Ambient Temperature
980
Fig.4 Forward Current
vs. Forward Voltage
10 4
960
103
940
10 2
920
900
101
-25 0 25 50 75 100
0
1
2
3
4
Everlight Electronics Co., Ltd.
Device No:DIR-091-027
http:\\www.everlight.com
Prepared date:07-20-2005
Rev 3
Page: 4 of 9
Prepared by:Jaine Tsai