8
Figure 1. Maximum allowable average or DC current vs. ambient
temperature.
Figure 2. Forward current vs. forward voltage.
Figure 3. Relative luminous intensity vs. DC forward current.
High E ciency Red (HER)
Figure 4. Relative e ciency (luminous intensity per unit current) vs. peak
current.
HIGH EFFICIENCY RED (HER)
30
25
20
15
10
5
0
020406080
100
T
A
– AMBIENT TEMPERATURE – °C
MAXIMUM DC CURRENT PER SEGMENT – mA
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
120
100
80
60
40
20
0
V
F
– FORWARD VOLTAGE – V
I
F
– FORWARD CURRENT PER SEGMENT – mA
2.5
2.0
1.5
1.0
0.5
0
I
F
– FORWARD CURRENT FOR SEGMENT – mA
RELATIVE LUMINOUS INTENSITY
(NORMALIZED TO 1 AT 10 mA)
0 5 10 15 20 25 30
35
RELATIVE EFFICIENCY
(NORMALIZED TO 1 AT 10 mA)
1.4
0
0 5 10 15 20 25 30 35 40 45 50
I
PEAK
– PEAK FORWARD CURRENT PER SEGMENT – mA
0.2
0.4
0.6
0.8
1.0
1.2