Dense Wavelength Division Multiplexer (Dense WDM) | |||
The Dense Wavelength Division Multiplexer DWDM series are designed and manufactured to Telcordial standard and ITU standard. The devices use environmentally stable Thin Film Filters and advanced packaging technology to achieve wide pass band, low insertion loss, high channel isolation and excellent environmental stability. They can be used individually to perform single channel add or drop function or can be cascaded into sequence for multi-channel applications in DWDM systems. |
Specifications - DWDM |
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Parameters |
Values
|
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Filter type |
200GHz
|
100GHz
|
|
Pass Band | Center wavelength CWL |
ITU Grid
|
|
Min. Bandwidth@0.5dB |
0.5nm
|
0.2nm
|
|
Typ. Bandwidth@0.5dB |
0.7nm
|
0.4nm
|
|
Max insertion Loss@C->P |
1.0dB
|
1.2dB
|
|
Typ. insertion Loss@C->P |
0.8dB
|
1.0dB
|
|
Min. Channel Isolation@C->P |
25dB
|
25dB
|
|
Typ. Channel Isolation@C->P |
30dB
|
30dB
|
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Reflection Band | Max. Insertion Loss@C->R |
0.5dB
|
|
Typ. Insertion Loss@C->R |
0.3dB
|
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Min. Channel Isolation@C->R |
12dB
|
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Typ. Channel Isolation@C->P |
14dB |
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Min Return Loss |
50dB
|
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Min Directivity |
50dB
|
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Max.PDL |
0.1dB
|
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Typ. PDL |
0.05dB
|
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Center wavelength stability |
≤0.002nm/°C
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Thermal Stability |
≤0.005dB/°C
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Max. optical power |
300mW
|
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Max. tensile load |
5N
|
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Fiber Type |
Corning SMF-28
|
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Operation Temperature |
-5°C to +70°C
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Storage Temperature |
-40°C to +85°C
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Note1: Values specified are without connector loss. |
Package Dimensions- DWDM |
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Ordering Information- Dense Wavelength Division Multiplexer (Dense WDM) | |
DWDM-SM-R-SS-X-Y-Z | |
R : Channel spacing | 1 - 100 GHz, 2 - 200 GHz |
SS : ITU Grid | ITU |
X: Pigtail type | B - 250um bare fiber, L - 900um loose tube, C - 3mm cable, S - Specify |
Y: Pigtail length | 1- 1.0m, S - Specify |
Z: Connector | 1 - FC/UPC, 2 - FC/APC, 0 - None, S - Specify |
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Last modified: 12th July 2010 |
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