PRODUCT INFORMATION
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0.6
14
Ø1.5
Ø4.7
3.7
0.4
5.4
2.5
CASE
ANODECATHODE
BOTTOM VIEW
The anode is in electrical contact with the case.
TO-46 Package With Lens
All dimensions in mm
Optical and Electrical Characteristics (25° C Case Temperature)
Thermal Characteristics
870nm
1A184A
High-Performance LED
FM Video
Absolute Maximum Ratings
Note 1: Measured at the exit of 100 meters of fiber.
PARAMETER SYMBOL MIN. TYP. MAX. UNIT
Thermal Resistance - Infinite Heat Sink R
thjc
100 °C/W
Thermal Resistance - No Heat Sink R
thja
400 °C/W
Temperature Coefficient - Optical Power dP/dT
j
-0.6 %/°C
Temperature Coefficient -Wavelength dl /dT
j
0.3 nm/°C
PARAMETER SYMBOL LIMIT
Storage Temperature T
stg
-55 to +125°C
Operating Temperature see (derating: Fig.4) Top -55 to +125°C
Electrical Power Dissipation (derating: Fig.4) P
tot
250 mW
Continuous Forward Current (f<10 kHz) I
F
110 mA
Peak Forward Current (duty cycle<50%s, f>1MHz) I
FRM
180 mA
Reverse Voltage V
R
1.5 V
Soldering Temperature (2mm from the case for 10sec) T
sld
260°C
Fiber:
50/125µm
Graded
Index
NA=0.20
PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION
Fiber-Coupled Power
(Fig. 1,2,&3) (Table 1) P
fiber
40 55 µW I
F
=100 mA
Rise and Fall Time t
r
,t
f
2.5 3 ns I
F
=100 mA
(10-90%) (no bias)
Bandwidth f
c
140 MHz I
F
=100 mA
(3dB
el
)
Harmonic Distortion -H
2
40 dB IF =80 mA
(nonlinearity) m=0.8
-H
3
45 dB f=10 MHz
Peak Wavelength l
p
850 870 890 nm I
F
=100 mA
Spectral Width (FWHM) Dl 60 nm I
F
=100 mA
Forward Voltage (Fig.5) V
F
1.8 2.2 V I
F
=100 mA
Reverse Current I
R
20 µA V
R
=1V
Capacitance C 250 pF V
R
= 0V, f=1 MHz
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
optical system provides for optimum
coupling of power into the fiber.
11705.12 1995-09-01