High-Performance LED
1A272
810
nm
Typical Fiber-Coupled Power
Core Diameter/Cladding Diameter
Numerical Aperture
50/125 m 62.5/125 m 100/140 m
0.20
0.275
0.29
200/230 m
0.37
200/280 m
0.24
RELATIVE FIBER-COUPLED POWER
%
100
FIGURE 1
%
100
FIGURE 2
r
z = opt.
Øc = 200ʵm
80
RELATIVE FIBER-COUPLED POWER
80
z
60 W 150 W 600 W 2000 W 1600 W
Table 1
60
60
40
40
r
20
r = opt.
Øc = 200ʵm
z
20
0
0.5
1.0
1.5
2.0
2.5
3.0
mm
0
0
40
80
120
160
200
µm
z - AXIAL DISPLACEMENT OF FIBER
r - RADIAL DISPLACEMENT OF FIBER
%
100
FIGURE 3
MAX. ELECTRICAL POWER DISSIPATION
mW
300
FIGURE 4
Note: Maximum junction temperature can be increased
to 150¡C after additional burn-in and screening.
RELATIVE FIBER-COUPLED POWER
80
50% DUTY CYCLE
200
60
DC
NO HEAT SINK
40
100
INFINITE
HEAT SINK
20
HEAT SINKED
0
0
40
80
120
160
200
mA
0
0
50
100
150
¡C
FORWARD CURRENT
OPERATING TEMPERATURE
mA
200
FIGURE 5
mA
200
FIGURE 6
Note: Dashed line indicates
that the power dissipation
may exceed the maximum ratings.
Also see figure 4.
a
HEAT SINKED
b
160
PEAK FORWARD CURRENT
FORWARD CURRENT
120
c
d
100
80
40
a)
b)
c)
d)
Pfiber
= const.Å1900µW peak
Pfiber
= const.Å1600 µW peak
Pfiber
= const.Å1300 µW peak
Pfiber
= const.Å1000 µW peak
0
0
1
2
3
V
0
-60
-20
20
60
100
140
¡C
FORWARD VOLTAGE
OPERATING TEMPERATURE
MITEL [ MITEL NETWORKS CORPORATION ]
