PM Coupler

Gain Flattening Filter / Isolator Hybrid for EDFA

DK Photonics’ GFFI for EDFA is a combination of Gain Flattening Filters and 1550 Isolator. The GFFI provide in-line compensation of spectral gain profile of EDFAs WITH excellent perfornance including high Isolation, Low PDL, and Low PMD. The Gain Flattening Filters provide in line compensation of the spectral gain profile of EDFAs. This device is used in high-power applications in DWDM systems.
The products are Telcordia GR-1221/1209-CORE qualified, and RoHS compliant.

Name:
Gain Flattening Filter / Isolator Hybrid for EDFA
Price:As low as

  

Features

Applications

  • Wide Operating Wavelength Range
  • Low insertion loss
  • Flat Spectral Gain
  • High stability and reliability
  • Epoxy free on optical path
  • Fiber Optical Amplifier

 

Performance Specifications

Parameter

Single Stage

Dual Stage

Wavelength Range (nm)

C-band

1528~1565

L-band

1570~1610

Insertion Loss (dB)

< 1.0

< 1.1

Peak to Peak Error Function (dB)

< 0.8(Typ. 0.5)

Isolation (dB)

> 28

> 45

Polarization Dependent Loss (dB)

< 0.1

Return Loss (Min.) (dB)

> 50

Power Handling (mW)

300

Operating Temperature (°C)

0 ~ +70

Storage Temperature (°C)

-40 ~ +85

Package Dimensions (mm)

Ø5.5xL38

*Values are referenced without connector loss, specifications may change without notice.

**Other specifications can be made on customer request.

Package Dimension

Gain Flattening Filter / Isolator

Order information

GFFI-①-②-③③-④④-

Stage

Wavelength

Fiber Diameter

Fiber Length

Connector

S:Single Stage

U:Dual Stage

C:C Band

L:L Band

25:250um

90:900um

XX: Others

05:0.5m

10:1.0m

15:1.5m

XX:Others

00:None

FP: FC/PC

FA: FC/APC

SP: SC/PC

SA: SC/APC

LP: LC/PC

LA: LC/APC

ST: ST/PC

XX: Others