Data Sheet
DC202-135 Series
Feb. 2011
FSDS-041G 1/2
Dual Window Wideband Coupler
Descriptions
DC202-135 is the compact fused fiber coupler distributing optical power to 2 ports and
designed for operation at wideband wavelength. DC202-135 is the best choice for
constructing Passive Optical Networks.
Features
z For monitoring and splitting in optical transmission system
z Operating three windows (1310, 1490 and 1550nm communication windows)
z Small insertion loss fluctuation Low wavelength dependent loss
Low polarization dependent loss
Low temperature dependent loss
z High reliability. (Telcordia GR-1209, GR-1221 Qualified)
Specifications
Parameter Specification
Configuration 1 x 2, 2 x 2
Operating Wavelength 1260 ~ 1360 nm and 1480 ~ 1580 nm
Operating Temperature -10 ~ +70 oC
Storage Temperature -40 ~ +85 oC
Split Ratio 50:50 90:10 95:5 98:2 99:1
Main port ≤ 3.70
(typ. 3.2) ≤ 0.70 ≤ 0.45 ≤ 0.41 ≤ 0.35
Insertion Loss
(dB) Tap port ≤ 3.70
(typ. 3.2) ≤ 11.2 ≤ 14.7 ≤ 19.0 ≤ 21.8
Main port ≤ 0.15 ≤ 0.10 ≤ 0.10 ≤ 0.10 ≤ 0.10
Polarization
Dependent Loss
(dBp-p) Tap port ≤ 0.15 ≤ 0.30 ≤ 0.35 ≤ 0.40 ≤ 0.40
Main port
Temperature
Dependent Loss
(dBp-p) Tap port ≤ 0.10
Size
φ0.25mm fiber type
φ0.9mm loose tube type
φ2mm cable type
2x2type; φ3 x L45mm, 1x2type; φ3 x L50mm
2x2type; φ3 x L55mm, 1x2type; φ3 x L55mm
2x2type; φ6.5 x L82mm, 1x2type; φ6.5 x L82mm
* Not including connectors in all specifications
Applications
z Video signals distribution in optical CATV
z Usable for PON (Passive Optical Network)
z Signal-distribution using optical AMP
Data Sheet
DC202-135 Series
Feb. 2011
FSDS-041G 2/2
Outline drawing
Ordering Information
*Note: If you need other option of this product (Ex, with Optical connector), please contact us.
N
Furukawa Electric reserves the right to improve, enhance and modify the features and specifications of FITEL
p
roducts without
p
rior notifications.
45
Length: >2000
50
55
Length: >2000
Length: >2000 Length: >2000
Length: >2000
Length
: >2000
φ
0.25mm coated SMF
φ
0.25mm coated SMF
φ
0.25mm coated SMF
φ
0.9mm plastic tube
φ0.25mm coated fiber, 4-ports
φ3
φ3
φ
3
φ0.25mm coated fiber, 3-ports
φ
0.9mm loose tube
φ2mmCabl
φ0.25mm coated
82
φ
6.5
Len
g
th: >2000 Length: >2000
φ2mm cable Unit : mm
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
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
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
