8
I
DC
MAX. – MAXIMUM DC CURRENT PER SEGMENT – mA
45
AlGaAs RED
40
35
30
25
20
15
10
5
0
20 30
40 50
60
70
Rθ
J-A
= 770°C/W
I
F
– FORWARD CURRENT PER SEGMENT – mA
50
160
140
120
AlGaAs RED
100
80
60
40
20
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
V
F
– FORWARD VOLTAGE – V
80
90 100 110 120
T
A
– AMBIENT TEMPERATURE – °C
Figure 3. Maximum Allowable DC Current vs.
Ambient Temperature.
Figure 4. Forward Current vs.
Forward Voltage.
RELATIVE LUMINOUS INTENSITY
(NORMALIZED TO 1 AT 20 mA)
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
I
F
– FORWARD CURRENT PER SEGMENT – mA
PEAK
– NORMALIZED RELATIVE EFFICIENCY
2.00
1.4
1.2
1.0
AlGaAs RED
0.8
0.6
0.5
η
5.0
50.0
150.0
I
PEAK
– PEAK FORWARD CURRENT
PER SEGMENT – mA
Figure 5. Relative Luminous Intensity
vs. DC Forward Current.
Figure 6. Relative Efficiency (Luminous Intensity per
Unit Current) vs. Peak Current.
HER, Yellow, Green, Orange
Figure 7. Maximum Tolerable Peak Current
vs. Pulse Duration – HER, Orange.
Figure 8. Maximum Tolerable Peak Current
vs. Pulse Duration – Yellow.
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
