HDSP-3901-EF000 Datasheet, PDF (7/9 Pages) AVAGO TECHNOLOGIES LIMITED – 20 mm (0.8 inch) Seven Segment Displays

AlGaAs Red


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Figure 1. Maximum allowed peak current vs. pulse duration – AlGaAs Red.
50
45
40
35
AlGaAs RED
30
25
20
Rθ_J-A = 525°C/W
15
10
5
0
10 20 30 40 50 60 70 80 90 100 110
T_A – AMBIENT TEMPERATURE – °C
Figure 2. Maximum allowable DC current vs. ambient
temperature.
200
180
160
140
AlGaAs RED
120
100
80
60
40
20
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V_F – FORWARD CURRENT – V
Figure 3. Forward current vs. forward voltage.
2.50
2.25
2.00
1.75
1.50
1.25
1.00
AlGaAs RED
0.75
0.50
0.25
0
0
5 10 15 20 25 30 35 40 45 50
I_F – FORWARD CURRENT PER SEGMENT – mA
Figure 5.
Figure 4. Relative luminous intensity vs. DC forward
current.
7
1.2
1.1
1.0
AlGaAs RED
0.9
0.8
0.7
0.6
2 3 4 5 10 20 30 40 50 100 200
I_PEAK – PEAK FORWARD CURRENT PER SEGMENT
Figure 5. Relative efficiency (luminous intensity per
unit current) vs. peak current.