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Current Location:Home >> Products >> FBT Couplers >> 4×4 Monolithic Coupler
 
Name
4×4 Monolithic Coupler

Description
 Applications
  • Optical Fiber Communication Systems
  • Optical Fiber CATV
  • Passive Optical Network (PON)
  • Optical Amplifiers
  • Optical Access Networks/LAN
  • Monitoring Systems
  • Optical Fiber Sensor
  • Medical OCT Devices

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Details

Features

  • Low Insertion Loss
  • Low Excess Loss
  • Low PDL
  • Good Directivity
  • Good environmental Stability
  • Various Coupling Ratio
  • Compact Size
  • Standard/Flattened/Broadband/Star/Tree
Specification

3×3 SSC

4×4 SSC

3×3 WBC

4×4 WBC

Operating wavelength (nm)

1310 or 1550

1310 or 1550

Operating bandwidth (nm)

±15

±40

Port configuration

3×3 or 4×4

Grade

P

A

P

A

P

A

P

A

Typical excess loss (dB)

0.1

0.15

0.1

0.15

0.1

0.15

0.1

0.15

Insertion Loss (dB)

5.6

5.8

7.5

8.0

5.8

6.2

7.5

8.0

PDL (dB)

0.15

0.20

0.20

0.30

0.15

0.20

0.20

0.30

Uniformity (dB)

1.0

1.4

1.0

1.4

1.3

1.6

1.3

1.6

Directivity (dB)

55

Operating temperature()

-40  ~  +85

Package Dimension

250μm bare fiber: Φ3.0×54mm

 
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