SM FBT Coupler

​Description
The Single Mode Broadband Fiber Coupler based on Two Parallel  Fiber fused bi-conical taper technology. It has single or multi window. The devices are designed and manufactured to meet Telcordia GR-1209-CORE requirements and RoHS compliant.

Applications                                                                 Features

Telecommunication system                                                                    Low excess loss
Line monitor system                                                                                  Low PDL
Access network                                                                                           High reliability
OCT system                                                                                                   
Amplifier
CATV

Ordering Information

 SSBC— 1 — 2 — 3 — 4 — 5 — 6 — 7 — 8                                                                                                                    

1
Ports

2
Wavelength

3
Coupling ratio

4
Fiber Type

5
Pigtail Dia.

6
Pigtail Length

7
Package

8
Connector Type

12=1x2

82=820nm

01=01/99

H=Hi 780

02=0.25mm

05=50cm

A1(2, 3, 4)

FU(A)=FC/UPC(APC)

22=2x2

98=980nm

02=02/98

F=Flex 1060

09=0.9mm

10=100cm

B1(2)

SU(A)=SC/UPC(APC)

13=1x3

13=1310nm

E=SMF-28e

20=2mm

C1(2)

... 35=1310&1550nm

40=40/60

B=SMF-28e XB

30=3mm

20=200cm

D1

LU(A)=LC/UPC(APC)

 18=1x8

...

00=50/50

X=Customization

Package and Mounting Dimension (mm)



Stainless Steel Tube (A)

Plastic Box (B)

Aluminum alloy Box (C)

Aluminum alloy Rack (D)

Outline

Outline

Outline

Mounting

Outline

Mounting

Outline

A1=Φ3x50

A5=Φ5.5x34

B1=90x20x9.5

50x12x2Φ3.2

C1=85x18x8.4

44.5x13x2Φ3

D1=129x29x160 1U LGX

A2=Φ3x54

A6=Φ5.5x38

B2=100x80x10

70x73.5x4Φ3.2

C2=90x72x8

86x68x4Φ3

D2=129x58x160 2U LGX

A3=Φ3x60

A7=Φ5.5x50

B3=120x80x18

80x74.5x4Φ3.2

C3=110x95x7.5

99x84x4Φ3.5

D3=485x43.5x230 1U 19’ RACK

A4=Φ5x70

A8=Φ5.5x64

B4=141x115x18

100x106x4Φ3.2

C4=110x95x15

99x84x4Φ3.5

D4=485x87x230 2U 19’ RACK

Item

φ0.25 Stainless

φ0.9 Stainless

φ2/3 Stainless

φ0.9(φ2,φ3) Plastic

φ0.9(φ2/φ3) Aluminum Alloy

LGX

19 Rack

1x2

A1

A2

A4

B1

C1

D1

D3

2x2

A1

A3

A4

B1

C1

D1

D3

Item

1X3

1X4

1X5

1X6

1X7

1X8

φ0.9(φ2,φ3) Plastic Box

B2

B2

B2

B2

B2

B2

φ0.9(φ2/φ3)
Aluminum Alloy Box

C2

C2

C2

C2

C2

C2

LGX

D1

D1

D1

D1

D1

D2

19 Inches Rack

D3

D3

D3

D3

D3

D3


Specification

Operating

Wavelength(nm)

820±40/980±40/

1310±40/1550±40

980&1550±40/

1310&1490&1550±40

Parameter

Unit

Value

Coupling

Ratio (%)

Insertion Loss (dB)

Fiber Type

/

Hi 780/ Flex 1060/

SMF-28e/ SMF-28e XB

Tap

Signal

Tap

Signal

01/99

19.0—21.0

0.20

18.5—21.5

0.25

PDL

dB

Typ.:<0.1 Max.:<0.15

03/97

14.6—16.2

0.30

14.5—16.5

0.30

Directivity

dB

>55

05/95

12.4—13.8

0.35

12.0—14.5

0.45

Return Loss

dB

>50

10/90

9.70---10.7

0.60

9.70—11.2

0.60

Excess Loss

dB

Typ.:<0.1 Max.:<0.2

20/80

6.70---7.60

1.15

6.60---7.80

1.15

Pigtail Dia.

mm

0.25 /0.9 / 2 / 3

33/67

4.65---5.65

1.70

4.50---5.85

1.80

Pigtail Length

cm

>100

40/60

3.95---4.30

2.50

3.70---4.70

2.70

Operating Tem.

-10~ +70

50/50

2.85---3.30

2.80---3.40

Storage Tem.

-40~ +85


Operating

Wavelength(nm)

820±20/980±40/

1310±40/1550±40

980&1550±40/

1310&1490&1550±40

Parameter

Unit

Value

Ports (m x n)

Insertion Loss

PDL

Uni.

Insertion Loss

PDL

Uni.

Fiber Type

/

Hi 780/ Flex 1060/

SMF-28e/ SMF-28e XB

dB

1x3

5.40

0.20

0.50

5.60

0.20

0.60

Directivity

dB

>55

1x4(2x4)

6.90(7.10)

0.20

0.70

7.10(7.30)

0.20

0.80

Return Loss

dB

>50

1x5

7.90

0.30

1.10

8.10

0.30

1.20

Pigtail Dia.

mm

0.9 / 2 / 3

1x6

8.90

0.30

1.30

9.10

0.30

1.50

Pigtail Length

cm

>50

1x7

9.60

0.30

1.40

9.80

0.30

1.80

Operating Tem.

-10~ +70

1x8(2x8)

10.4(10.6)

0.30

1.50

10.6(10.8)

0.30

1.70

Storage Tem.

-40~ +85


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Click on the download file:SSBC----Single Mode Fiber Coupler.pdf

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