鈥?/div>
Electrically isolated from case
The OPF340 series LED provides fiber
optic users with high coupled power and
wide bandwidth in an easily mounted
package.
The LED鈥?are designed to interface with
s
multimode optical fibers from 50/125 to
200/300 microns.
applications
Absolute Maximum Ratings
(T
A
= 25
o
C unless otherwise noted)
Reverse Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 V
Continuous Forward Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 mA
(4)
Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55
o
C to +150
o
C
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to +125
o
C
Lead Soldering Temperature [1/16 inch (1.6 mm) from case for 5 sec. with soldering
iron] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
o
C
(1)
Notes:
(1) RMA flux is recommended. Duration can be extended to 10 sec. max when flow soldering.
(2) Graded index fiber, 50
碌m
core, N.A. = 0.20.
(3) To convert radiant power output to dBm, use the following expression dBm = 10 log
(碌W/1000).
(4) Derate linearly @ 1.0 mA/
o
C above 25
o
C.
(5) Prebias @ 5 mA current.
LED Burn-in
All LED's are subject to 100% burn-in testing. Test conditions are 96 hours at 100 mA
continuous current in 25
o
C ambient.
TYPICAL COUPLED POWER into OPTICAL FIBER
Typical Coupled Power
o
I
F
= 100mA @ 25 C
N.A.
OPF340D OPF340C
0.20
0.28
0.29
0.41
7.5
碌W
14
碌W
38
碌W
140
碌W
12.5
碌W
22
碌W
62
碌W
235
碌W
Fiber
50/125
碌m
62.5/125
碌m
100/140
碌m
Refractive
Index
Graded
Graded
Graded
OPF340B
18
碌W
34 mW
95
碌W
340
碌W
OPF340A
25
碌W
45
碌W
125
碌W
475
碌W
Step
200/300
碌m*
*PCS - Plastic Clad Silica
Optek Technology, Inc.
1215 W. Crosby Road
Carrollton, Texas 75006
8-38
(972) 323-2200
Fax (972) 323-2396
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