PRODUCT INFORMATION
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12368.11 1997-01-23
1320
nm
1A302
High-Performance LED
FM Video
0.6
14
1.5
4.7
3.7
0.4
5.4
2.5
CASE
ANODE
CATHODE
BOTTOM VIEW
The anode is in electrical contact with the case.
TO-46 Package With Lens
All dimensions in mm
Absolute Maximum Ratings
The low harmonic distortion makes
this device ideal for subcarrier FM
video applications. Video transmis-
sion can be accomplished with mini-
mum distortion. The double-lens opti-
cal system provides for optimum cou-
pling of power into the fiber.
Fiber:
62.5/125 m
Graded
Index
NA=0.275
Optical and Electrical Characteristics
(25 C Case Temperature)
Note 1: Measured at the exit of 100 meters of fiber.
Thermal Characteristics
PARAMETER
SYMBOL
LIMIT
Storage Temperature
Tstg
-55 to +125 C
Operating Temperature
(derating: Fig.4)
Top
-55 to +125 C
Electrical Power Dissipation
(derating: Fig.4)
Ptot
230 mW
Continuous Forward Current
(f 10 kHz)
I
F
110 mA
Peak Forward Current
(duty cycle 50%, f 1 MHz)
I
FRM
170 mA
Reverse Voltage
V
R
1.5 V
Soldering Temperature
(2mm from the case for 10 sec)
Tsld
260 C
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Thermal Resistance - Infinite Heat Sink
Rthjc
100
C/W
Thermal Resistance - No Heat Sink
Rthja
400
C/W
Temperature Coefficient - Optical Power
dP/dTj
-0.8
%/ C
Temperature Coefficient -Wavelength
d /dTj
0.55
nm/ C
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
TEST CONDITION
Fiber-Coupled Power
Pfiber
40
50
W
I
F
=80 mA
(Fig.1, 2,& 3) (Table 1)
(Note 1)
Rise and Fall Time
tr,tf
3
ns
I
F
=80 mA
(10-90%)
(no bias)
Bandwidth
fc
100
MHz
I
F
=80 mA
(3dBel)
Harmonic Distortion
-H
2
26
dB
I
F
=60 mA
(nonlinearity)
m=0.8
-H
3
38
dB
f=10 MHz
Peak Wavelength
p
1280 1320 1350
nm
I
F
=80 mA
Spectral Width
(FWHM)
120
155
nm
I
F
=80 mA
Forward Voltage
(Fig.5)
V
F
1.5
2
V
I
F
=80 mA
Reverse Current
I
R
100
A
V
R
=1V
Capacitance
C
200
pF
V
R
= 0V, f=1 MHz
1320
nm
1A302
High-Performance
Core Diameter/Cladding Diameter
Numerical Aperture
50/125 m
62.5/125 m
100/140 m
0.20
0.275
0.29
Table 1
Typical Fiber-Coupled Power
12 W
50 W
90 W
FIGURE 2
0
20
40
60
80
100
%
0
20
40
60
80
100
m
r - RADIAL DISPLACEMENT OF FIBER
RELA
TIVE FIBER-COUPLED PO
WER
r
z = opt.
c = 62.5ʵm
z
FIGURE 1
0
20
40
60
80
100
%
0.5
1.0
1.5
2.0
2.5 3.0 mm
z - AXIAL DISPLACEMENT OF FIBER
RELA
TIVE FIBER-COUPLED PO
WER
r
r = opt.
c = 62.5ʵm
z
FIGURE 5
FORWARD VOLTAGE
FORWARD CURRENT
mA
200
100
0
0
1
2
3
V
FIGURE 3
0
20
40
60
80
100
%
0
40
80
120
160
200
mA
FORWARD CURRENT
RELA
TIVE FIBER-COUPLED PO
WER
50% DUTY CYCLE
DC
HEAT SINKED
FIGURE 4
mW
300
200
100
0
0
50
100
150C
NO HEAT SINK
OPERATING TEMPERATURE
MAX. ELECTRICAL POWER DISSIPATION
INFINITE
HEAT SINK
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