Datasheet

8
Figure 4. Relative Luminous Intensity vs. DC
Forward Current.
Figure 5. Relative Efficiency (Luminous Intensity
per Unit Current) vs. Peak Current.
AlGaAs Red
Figure 1. Maximum Tolerable Peak Current vs. Pulse
Duration – AlGaAs Red.
Figure 2. Maximum Allowable DC Current vs.
Ambient Temperature.
Figure 3. Forward Current vs. Forward Voltage.
I
DC
MAX. – MAXIMUM DC CURRENT
PER SEGMENT – mA
20
0
T
A
– AMBIENT TEMPERATURE – °C
30 90 120
50
30
7050
AlGaAs RED
10
20
5
15
25
35
40 60 80 100 110
40
45
Rθ
J-A
= 770°C/W
I
F
– FORWARD CURRENT PER SEGMENT – mA
0
0
V
F
– FORWARD VOLTAGE – V
160
100
60
2.0 4.0
80
20
1.0 3.0
40
AlGaAs RED
0.5 1.5 2.5 3.5
120
140
RELATIVE LUMINOUS INTENSITY
(NORMALIZED TO 1 AT 20 mA)
0
0
I
F
– FORWARD CURRENT PER SEGMENT – mA
2.00
1.50
1.25
0.75
0.25
20 40
1.75
1.00
0.50
10 30
5152535
AlGaAs RED
1.4
0.5
I
PEAK
– PEAK FORWARD CURRENT 
PER SEGMENT – mA
0.6
0.8
1.0
1.2
150.05.0 50.0
η
PEAK
– NORMALIZED RELATIVE EFFICIENCY
(NORMALIZED TO 1 AT 20 mA)
2.0
1.0
3.0
20.010.0
30.0 100.0
500.0
AlGaAs RED