Data Sheet
FOL13DDAx-A31 /1310nm CATV Forward-Path
Directly Modulated DFB Laser Module
Date July 21, 2006 ODC-3X001D
1310nm Directly Modulated DFB Laser Module for
CATV Forward-Path
•
Applications
•
1310nm forward path and return path
•
Broadcast and Narrowcast application
Features
•
Industry standard OC-48 pin compatibility
•
74 channel loading
•
High fiber-coupled power, up to 32mW(+15dBm)
•
Low noise
•
Low distortion
Descriptions
FOL13DDAx series of DFB laser module is designed for broadcast and narrowcast analogue
transmission in CATV applications. The modules provide high output power while maintaining
high linearity. The modules are housed in an industry standard hermetically sealed 14-pin
butterfly package, which contains optical isolator, thermoelectric cooler, and power monitor
photodiode.
Absolute Maximum Ratings
Parameter
Storage Temperature
Operating Case Temperature
LD Reverse Voltage
LD Forward Current
PD Reverse Voltage
PD Forward Current
TEC Current
TEC Voltage
Sym
Tstg
Tc
V
rLD
I
fLD
V
rPD
I
fPD
Itec
Vtec
Min
-40
-20
-
-
-
-
-
-
Max
85
70
2
150
20
5
1.6
2.6
Unit
°C
°C
V
mA
V
mA
A
V
Conditions
-
-
-
-
-
-
-
-
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Data Sheet
FOL13DDAx-A31 / 1310nm CATV Forward-Path
Directly Modulated DFB Laser Module
Date July 21, 2006 ODC-3X001D
Optical Characteristics
(T
LD
=25°C, Tc=25°C)
Parameter
Optical Output Power
LD Forward Current
LD Forward Voltage
Threshold Current
Slope Efficiency
Input Impedance
Wavelength
Optical Isolation
Side Mode Suppression Ratio
Frequency response
Composite Second Order
Sym
Pf
If
Vf
I
th
η
Zin
λ
ISO
SMSR
|S21|
CSO
Min
8
-
-
-
0.2
-
1290
30
35
-
-
Typ
-
-
-
15
-
25
1310
-
45
-
-
Max
32
120
2.0
30
-
-
1330
-
-
±0.5
Unit
mW
mA
V
mA
W/A
Ω
nm
dB
dB
dB
dBc
dBc
dBc
dB/Hz
mA
nA
dB
A
V
K
kΩ
Conditions
CW, If=Iop
CW, BOL
CW
BOL
CW, If=Iop
CW, If=Iop
CW, If=Iop
If=Iop,
f=45 to 860MHz
Note 1
Note 1, Optional (-A)
Note 1
CW, If=Iop, f=45 to 860MHz
CW, If=Iop, V
rPD
=5V
V
rPD
=5V
Im=constant, Tc = -20 to 70°C
Tc=70°C, CW, If=Iop
Tc=70°C, CW, If=Iop
T
LD
=25°C
-57
-60
Composite Triplet Beat
CTB
-
-
-65
Relative Intensity Noise
RIN
-
-
-160
Monitor Current
Im
0.05
-
2
Monitor Dark Current
Id
-
-
100
Tracking Error
TE
-0.5
-
0.5
TEC Current
Itec
-
-
1.2
TEC Voltage
Vtec
-
-
2.4
Thermistor B constant
B
-
3900
-
Thermistor Resistance
R
9.5
-
10.5
Note 1: If=Iop, OMI = 3.5%/tone, NTSC unmodulated 74 channel loading
Optical Fiber Pigtail Specifications
Parameter
Fiber Type
Nominal Fiber Length
Connector Type
Specification
Corning SMF-28 or equivalent
Flame Retardant Hytrel Coating 0.9mmφ
Min. 1,000
(Boot edge (fiber side) to connector edge)
SC/APC Connector
Unit
-
mm
-
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Data Sheet
FOL13DDAx-A31 / 1310nm CATV Forward-Path
Directly Modulated DFB Laser Module
Date July 21, 2006 ODC-3X001D
Dimensions and Pin Assignments
7
6
5
4
3
2
1
L1
180nH
TEC
TH
10kΩ
PIN No.
1
2
3
4
5
Object
Thermistor
Thermistor
LD Cathode(-)
Monitor Anode(-)
Monitor Cathode(+)
TEC(+)
TEC(-)
PIN No.
8
9
10
11
12
13
14
CASE
R1
20Ω
6
7
Object
Case Ground
Case Ground
No Connect
Laser Anode(+),
Case Ground
Laser RF
Laser Anode(+),
Case Ground
No Connect
8
9
10
11
12
13
14
3/4
Data Sheet
FOL13DDAx-A31 / 1310nm CATV Forward-Path
Directly Modulated DFB Laser Module
Date July 21, 2006 ODC-3X001D
Ordering Information
Safety Information
This product complies with 21 CFR 1040.10 and 1040.11,
Class 3b laser product. Invisible laser radiation is emitted
from the end of the fiber or connector. Avoid direct exposure
to the beam.
Furukawa Electric Co, Ltd., Furukawa America, Inc, and Furukawa Electric Europe, Ltd. reserve the right to change data
contained in this document in the interest of continued product improvement. The publication of this information does not imply
freedom from patent or any other rights of The Furukawa Electric Company, Ltd. or its affiliated companies.
All Rights Reserved, Copyright © THE FURUKAWA ELECTRIC CO., LTD
Headquarters
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Chiyoda-ku Tokyo
100-8322 Japan
T: 81-3-3286-3253
F: 81-3-3286-3978
www.furukawa.co.jp
F u r u k aw a E l e c t r i c E u r o p e , L t d .
rd
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43-45 Notting Hill Gate
London, W11 3FE
UK
T: 44-20-7221-6000
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www.furukawa-fitel.co.uk
s a l e s @ f u r u k aw a - f i t e l . c o . u k
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2 0 0 W e s t p a r k D r i ve , S u i t e 1 9 0
Peachtree City, GA 30269
USA
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Toll-Free: 1-866-GO-FITEL(463-4835)
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