中文版

C/DWDM

无源CWDM是不使用电源的CWDM的实现。 它使用无源光学组件(例如带通滤光片)分离波长。 许多运营商正在推广无源CWDM,以将光纤部署到家庭和其他基站。
描述

特征:

Low Insertion Loss
High Isolation
Low PDL
Compact Design
Wide Operating Wavelength: 1470nm to 1610nm
Wide Operating Temperature: -40 to 85°C


 

应用:

WDM Network
Telecom Munication
CWDM System
Line Monitoring
 

CWDM技术参数

Parameters

Spec

Unit

4 ch

8 ch

16 ch

Insertion Loss

≤2.5

≤4.2

≤5.6

dB

Central wavelength

1270,1290,1310,...1610

1271,1291,1311,…1611

nm

Central wavelength

20

nm

Channel Space

±6.5

nm

Adjacent Channel Isolation

≥30

dB

Non-Adjacent Channel Isolation

≥40

dB

Return Loss

≥50

dB

Directivity

≥55

dB

PDL

≤0.15

≤0.20

dB

Polarization Mode Dispersion

≤0.10

≤0.15

ps

Responsivity

≤500

mW

Working Temp.

0 to +70

°C

Storage Temp.

-40 to +85

°C

Connector Type

NA

-

Fiber Type

Corning SMF-28e+ with 0.9mm loose tube ,yellow

-

Fiber Length

Customization

m

Package Size

100*80*10

100*80*10

120*80*18

mm

Customization

 


 
DWDM技术参数

Parameter

MUX/DEMUX

Working Wavelength (nm)

ITU Grid

CWL Accuracy(nm)

±0.05

±0.1

Channel Space (Ghz)

100

200

Passband(@-0.5dB (nm)

>0.22

>0.5

Transmission Insertion Loss(dB)

≤1.0

≤0.9

Reflection Insertion Loss(dB)

≤0.6

≤0.6

Insertion Loss Ripple (dB)

<0.3

Isolation

Adjacent Channel

>30

Non-Adjacent Channel

>40

TDL (dB/℃)

<0.005

TDW (nm/℃)

<0.002

Polarization Dependent Loss (dB)

<0.1

Polarization Mode Dispersion (dB)

<0.1

Directivity (dB)

>50

Return Loss(dB)

>45

Max. Power(mW)

500

Working Temp. (℃)

-10 ~ +75

Storage Temp. (℃)

-40 ~ +85

Package Size (mm)

Φ5.5x34 (L38 for 900um Loose tube

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