MF444
VCSEL Laser Diode
DS5474
ISSUE 1
May 2001
Ordering Information
MF444
MF444 ST
MF444 SC
MF444 FC
13457.11 TO-46 Package
13511.11 ST Housing
13459.11 SC Housing
13536.11 FC Housing
Note: Rated Fiber coupled power apply only on the TO-46 package, for
housing options fiber coupled power is typically 10% less
WARNING:
Laser Radiation, avoid exposure to beam. Class 3B laser
product, potential eye hazard. Warning labels in each box.
Description
This Vertical Cavity Surface Emitting Laser is
designed for Fiber Channel, Gigabit Ethernet, ATM
and general applications. It operates in multiple
transverse and single longitudinal mode, ensuring
stable coupling of power and low noise.
TO-46 Package with Lens
Optical and Electrical Characteristics - Case Temperature 25˚C
Parameter
Fiber-Coupled Power
Optical Power
Slope Efficiency
(
dP
o
/dI
F
)
Bandwidth (3dB
el
)
Peak Wavelength
Spectral Width (FWHM)
Forward Voltage
Threshold Current
Relative Intensity Noise
Symbol
P
fiber
P
o
η
f
c
λ
p
∆λ
V
F
I
th
RIN
830
0.9
Min.
Typ.
1.3
1.7
200
1.5
840
0.5
1.9
3.5
-130
860
1
2.2
6
3.0
Max.
Unit
mW
mW
mW/A
GHz
nm
nm
V
mA
dB/Hz
I
F
=12mA, f=1 GHz
Test Condition
I
F
=12mA (Note 1)
I
F
=12mA
I
F
=12mA
I
F
=12mA
I
F
=12mA
I
F
=12mA
I
F
=12mA
Note 1: Fiber: 50/125 Graded Index, NA=0.2 or 62.5/125 Graded Index, NA=0.275
Ø4.7
Ø1.5
0.6
CASE
3.7
ANODE
CATHODE
14
2.5
5.4
BOTTOM VIEW
0.4
The chip is isolated from the case
All dimensions in mm
1
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
