鈥?/div>
Popular ST* style receptacle
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 +100
o
C
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to +85
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.
Description
The OPF372 series LED consists of a
low cost plastic cap LED, pre-mounted
and aligned in an ST* receptacle. This
configuration is designed for PC board or
panel mounting. Includes lock washer
and jam nut, two 2-56 screws, and a dust
cap.
The LED鈥?are designed to interface with
s
multimode optical fibers from 50/125 to
200/300 microns.
TYPICAL COUPLED POWER into OPTICAL FIBER
*ST is a registered trademark of AT&T.
Fiber
50/125
碌m
62.5/125
碌m
100/140
碌m
Refractive
Index
Graded
Graded
Graded
Typical Coupled Power
o
I
F
= 100 mA @ 25 C
N.A.
OPF372D OPF372C
0.20
0.28
0.29
0.41
7.5
碌W
27
碌W
60
碌W
320
碌W
12.5
碌W
35
碌W
87
碌W
463
碌W
OPF372B
19
碌W
51
碌W
129
碌W
606
碌W
OPF372A
29
碌W
89
碌W
200
碌W
750
碌W
Step
200/300
碌m*
*PCS - Plastic Clad Silica
Optek Technology, Inc.
1215 W. Crosby Road
Carrollton, Texas 75006
8-54
(972) 323-2200
Fax (972) 323-2396
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