Data Sheet
DC202 Series
Feb. 2011
Single Window Tap Coupler
Applications
Usable for PON (Passive Optical Network)
Signal-distribution using optical AMP
Product type: DC202-131, 155, LB, S1, S2, WB, and 98
Descriptions
DC202 series is the compact fused fiber coupler distributing optical power to 2 ports and
applicable to various wavelength bands.
Features
For monitoring and splitting in optical transmission system
Small insertion loss fluctuation
Low wavelength dependent loss
Low polarization dependent loss
Low temperature dependent loss
High reliability. (Telcordia GR-1209, GR-1221 Qualified)
Specifications
[DC202-131, 155, LB, S1, and S2]
Parameter
Configuration
Operating Wavelength
Operating Temperature
Storage Temperature
Split Ratio
Main port
Insertion Loss
(dB)
Tap port
Insertion Loss
Main port
Flatness
Tap port
(dBp-p)
Polarization
Dependent Loss
(dBp-p)
Temperature
Dependent Loss
(dBp-p)
Size
Main port
Tap port
Main port
Tap port
Specification
1 x 2, 2 x 2
Specified in Ordering information
-10 ~ +70
o
C
-40 ~ +85
o
C
90:10
95:5
98:2
0.60
0.37
0.24
9.5~10.5
12.5~13.5
16.5~17.5
0.15
0.2
0.1
0.15
0.15
0.2
0.05
0.15
0.1
2x2type;
φ3
x L45mm,
2x2type;
φ3
x L55mm,
2x2type;
φ6.5
x L82mm,
1x2type;
φ3
x L50mm
1x2type;
φ3
x L55mm
1x2type;
φ6.5
x L82mm
0.15
0.3
0.05
0.2
50:50
3.5
3.5
0.15
0.15
0.1
0.1
99:1
0.2
19.5~20.5
0.15
0.3
0.05
0.2
φ0.25mm
fiber type
φ0.9mm
loose tube type
φ2mm
cable type
*1) Not including connectors in all specifications
FSDS-038G
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Data Sheet
DC202 Series
Feb. 2011
[DC202-WB]
Parameter
Configuration
Operating Wavelength
Operating Temperature
Storage Temperature
Split Ratio
Main port
Insertion Loss
(dB)
Tap port
Insertion Loss
Main port
Flatness
Tap port
(dBp-p)
Polarization
Main port
Dependent Loss
Tap port
(dBp-p)
Temperature
Main port
Dependent Loss
Tap port
(dBp-p)
0.25mm
fiber type
Size
0.9mm
loose tube type
2mm
cable type
Specification
1 x 2, 2 x 2
1530 ~ 1610 nm
-10 ~ +70
o
C
-40 ~ +85
o
C
95:5
98:2
0.48
0.25
12~14
16~18
0.15
0.5
0.1
0.2
0.10
2x2type;3 x L45mm, 1x2type;3 x L50mm
2x2type;3 x L55mm, 1x2type;3 x L55mm
2x2type;6.5 x L82mm, 1x2type; 6.5 x L82mm
0.15
0.6
0.1
0.2
50:50
3.6
3.6
0.6
0.6
0.2
0.2
90:10
0.75
9~11
0.15
0.5
0.1
0.2
99:1
0.2
19~21
0.15
0.6
0.1
0.2
*1) Not including connectors in all specifications
[DC202-98]
Parameter
Configuration
Operating Wavelength
Operating Temperature
Storage Temperature
Split Ratio
*2)
Main port
Insertion Loss
(dB)
Tap port
Insertion Loss
Main port
Flatness
Tap port
(dBp-p)
Polarization
Main port
Dependent Loss
Tap port
(dBp-p)
Temperature
Main port
Dependent Loss
Tap port
(dBp-p)
Fiber type
0.25mm
fiber type
Size
0.9mm
loose tube type
2mm
cable type
2) Only one type of split ratio
Specification
1 x 2, 2 x 2
970 ~ 990 nm
-10 ~ +70
o
C
-40 ~ +85
o
C
99:1
0.25
19.5 ~ 20.5
0.15
0.5
0.1
0.25
0.2
980nm single-mode fiber
2x2type;3 x L45mm, 1x2type;3 x L50mm
2x2type;3 x L55mm, 1x2type;3 x L55mm
2x2type;6.5 x L82mm, 1x2type; 6.5 x L82mm
*1) Not including connectors in all specifications
FSDS-038G
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Data Sheet
DC202 Series
Feb. 2011
Outline drawing
Length: >2000
0.25mm coated SMF
3
45
Length: >2000
0.25mm
coated fiber, 4-ports
Length: >2000
0.25mm coated SMF
50
3
Length: >2000
0.25mm
coated fiber, 3-ports
Length: >2000
0.25mm coated SMF
0.9mm plastic tube
55
3
Length: >2000
0.9mm
loose tube
6.5
Length: >2000
2mmCable
0.25mm
coated SMF
82
Length: >2000
2mm
cable
Unit : mm
Ordering information
DC202
Operating wavelength
Symbol
131
1290 ~ 1330 nm
155
1530 ~ 1570 nm
LB
1570 ~ 1610 nm
S1
1420 ~ 1460 nm
S2
1460 ~ 1500 nm
WB
1530 ~ 1610 nm
98
970 ~ 990 nm
Split ratio
Symbol
50
50:50
10
90:10
05
95:5
02
98:2
01
99:1
Symbol
A
B
C
N
Configuration
Symbol
3
1x2
4
2x2
Fiber jacket
0.25mm
coated
0.9mm
loose tube
2mm
cable
*Note: If you need other option of these products (Ex, with Optical connector), please contact us.
Furukawa Electric reserves the right to improve, enhance and modify the features and specifications of FITEL products
without prior notifications.
Japan
Head Office
2-2-3, Marunouchi
Chiyoda-ku
Tokyo 100-8322, JAPAN
Tel: +81-3-3286-3253
Fax: +81-3-3286-3978
http://www.furukawa.co.jp
Email:comsales@ho.furukawa.co.jp
North America
OFS Fitel, LLC
Specialty Photonics Division
25 Schoolhouse Road
Somerset, NJ 08873 USA
Tel: +1-732-748-7402
Fax: +1-732-748-7436
http://www.SpecialtyPhotonics.com
E-mail:info@SpecialtyPhotonics.com
Europe
Furukawa Electric Europe Ltd.
3rd Floor, Newcombe House
43-45 Notting Hill Gate
London W11 3FE, UK
Tel: +44-20-7221-6000
Fax: +44-20-7313-5310
http://www.furukawa-fitel.co.uk
E-mail:sales@furukawa-fitel.co.uk
ASIA
Furukawa Electric Hong Kong Ltd.
Suite 2606, Shell Tower,
Times Square,1 Matheson Street,
Causeway Bay, Hong Kong
Tel: 852-2512-8938
Fax: 852-2512-9717
http://www.fehk.com.hk/
E-mail: guest@fehk.cn
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