
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 Efficiency Red (HER)
Figure 4. Relative efficiency (luminous
intensity per unit current) vs. peak current.
HIGH EFFICIENCY RED (HER)
30
25
20
15
10
5
00
20
40
60
80
100
T
A
–
AMBIENT TEMPERATURE
–
°
C
M
–
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
–
–
2.5
2.0
1.5
1.0
0.5
0
0
5
10
15
20
25
30
I
F
–
FORWARD CURRENT FOR SEGMENT
–
mA
R
(
35
R
(
1.4
00
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