3端口 CWDM器件主要用于无源波分复用模块，是一种基于TFF(薄膜滤波器)的波分复用技术，具备多种封装尺寸、波长可选，由公共端(COM)、透射端(Pass)、反射端(Reflect)三端口组成；波长范围符合 ITU-I G.695 标准，在波分复用系统内它能复用、解复用或分插复用不同的光信号，并增加信号传输速度和通信容量，广泛应用于电信、广电、企业网、校园网等领域。
Optical Specifications:
|
Parameter
|
Unit
|
Specification
|
Remark
|
|
Wavelength Range
|
nm
|
1260～1650
|
|
|
Channel Spacing
|
nm
|
20
|
|
|
Pass Channel Insertion Loss
|
dB
|
≤ 0.8(Typ.0.6)
|
23℃,at center wavelength
|
|
Reflection Channel Insertion Loss
|
dB
|
≤ 0.6(Typ.0.4)
|
23℃,at center wavelength
|
|
Pass Port Isolation
|
dB
|
≥ 30
|
|
|
Reflect Port Isolation
|
dB
|
≥ 15
|
|
|
Directivity
|
dB
|
≥ 50
|
|
|
Return Loss
|
dB
|
≥ 45
|
|
|
Polarization Dependent Loss
|
dB
|
≤ 0.1
|
|
|
Ripple
|
dB
|
≤ 0.3
|
at center wavelengths±6.5nm
|
|
Maximum Power Handling
|
mw
|
≤ 300
|
|
Note:All the data above does not include connectors.
Environmental Conditions:
|
Operating Temperature
|
℃
|
-5～+70
|
|
Storage Temperature
|
℃
|
-40～+85
|
|
Operating Humidity
|
%RH
|
≤93
|
|
Storage Humidity
|
%RH
|
≤93
|
Packaging Specifications
|
Package Size (mm)
|
L38xφ5.5mm
|
|
Package Material
|
Steel Stainless Tube
|
|
Fiber Type
|
SMF-28e
|
|
Pigtail Type
|
250um Bare Fiber or 900um Loose Tube
|
|
Pigtail Length
|
Customize
|
|
Connector Type
|
Customize
|
CWDM器件主要用于无源波分复用系统模块产品，它能复用、解复用或分插复用不同的光信号，满足了在一根光纤上提供不同速率的、对协议透明的传输通道，如以太网、ATM、POS、SDH等，被广泛应用于电信、广电、企业网、校园网等领域
