Low Insertion Loss

         CATV System

         High Return Loss

         CWDM/DWDM Module

         High Reliability & Stability

         EPon/Gpon Networks 

Specifications

Parameters

Unit

Values

Type

nm

2000/1550

Transmission Wavelength

nm

1950~2050

Reflection Wavelength

nm

1520~1580

Max.Insertion Loss of Transmission Channel

dB

0.8

Max.Insertion Loss of Reflection Channel

dB

0.8

Min.Transmission Isolation@Reflection Wavelength

dB

25(Typ. 30)

Min.Reflection Isolation@Transmission Wavelength

dB

12(Typ. 15)

Min.Extinction Ratio at 23℃

dB

18

Min.Return Loss

N

50

Max.Power Handling (CW)

mW

300

Fiber Type

-

PM Panda fiber

Operating Temperature

℃

0~+70 

Storage Temperature

℃

-40~+85

For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower.

The default connector key is aligned to slow axis.

    PMFWDM-1111-23-444-555-678-999

1111

-Operating Wavelength:

2055=T2000nm/R1550nm

2

-Pump Type:

F=Forward, B=Backward

3

-Axis Alignment for Signal Route：

B=Both Axis Working, F=Slow Axis Working, Fast Axis Blocked

444

-Fiber Type for Com & Pass:

001=PM1550, 008=SMF-28E, 045=Nufern PM1950, 046=Nufern SM1950

555

-Fiber Type for Ref

001=PM1550, 008=SMF-28E, 045=Nufern PM1950, 046=Nufern SM1950

6

-Package Dimension：

0=φ5.5x35mm, S=Specified

7

-Pigtail Type:

0=250μm bare fiber, 1=900μm loose tube

8

-Fiber Length:

0=0.8m,1=1m

999

-Connector for Com,Ref, Pass:

0=FC/UPC,1=FC/APC,2=SC/UPC,3=SC/APC,4=LC/UPC,5=LC/APC