Forward Current Vs Relative Radiant Intensity
1.2
1
0.8
0.6
0.4
0.2
0
0
20
40
60
80
Forward Current in mA
100
120
Maximum Permisible DC forward current vs. ambient temperature
110
300
100
90
80
70
60
50
40
30
20
10
0
0
10
20
30
40
50
60
70
80
90
T
A
- Ambient Temperature -˚C
Relative Radiant Intensity
Figure 5. Relative Radiant Intensity vs. DC Forward Current
IF
DC
MAX - Maximum DC
Forward Current mA
Figure 6. DC Forward Current vs. Ambient Temperature Derated
Based on TJMAX=110°C
°
4250-Angle Vs Relative Radiant Intensity
1.2
Relative Radiant Intensity
4251-Angle Vs Relative Radiant Intensity
1.2
Relative Radiant Intensity
1
0.8
0.6
0.4
0.2
0
-90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Angle in degrees
1
0.8
0.6
0.4
0.2
0
-100 -90 -80 -70 -60 -50-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Angle in Degrees
Figure 7a. Radiant Intensity vs. Angular Displacement for HSDL-4250
Figure 7b. Radiant Intensity vs. Angular Displacement for HSDL-4251
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www.avagotech.com
Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies, Pte. in the United States and other countries.
Data subject to change. Copyright © 2006 Avago Technologies Pte. All rights reserved.
5989-4467EN -
January3, 2006
4
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