Polarization Maintaining 3ports CWDM Device

Parameters

Unit

Values

Central Wavelength

nm

ITU or ITU+1

Operating Wavelength

nm

1260~1460 or 1460~1620 or 1260~1620

Channel Space

nm

20

Min. Channel Bandwidth@λc

nm

± 6.5

Max. Channel Flatness

dB

0.4

Max. Insertion Loss

Transmission Channel

dB

0.6

Reflection Channel

dB

0.4 (1260~1460 or 1460~1620) or 0.6(1260~1620)

Min. Isolation

Adjacent Channel

dB

30

Non-adjacent Channel

dB

40

Reflection Channel

dB

12

Directivity

dB

55

Min. Return Loss

dB

50

Min. Extinction Ratio at 23℃

dB

18

Max. Wavelength Thermal Stability

nm/℃

0.003

Max. Insertion Loss Thermal Stability

dB/℃

0.005

Max. Power Handling

mW

500

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.

Part Number: PMCWDM-11-234-555-678-999

11

-Center Wavelength:

27=1270nm or 1271nm, ......,55=1550 or 1551nm,......,61=1610nm or 1611nm

2

-Operating Wavelength:

F=Full wave(1260nm~1620nm), H=Half wave(1260~1460 or 1460~1620)

3

-Port Type:

3=1x2

4

-Axis Alignment for Signal Route：

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

555

-Fiber Type:

001=PM1550, 002=PM1310, 003=PM980, 004=Hi1060, 008=SMF-28E

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