Shenzhen Puhuixin Tecnhnology Co., Ltd.
Wide Band Coupler

1×2 or 2×2 Wide Band Coupler (WBC)

Wide Band Coupler is also know as wideband directional coupler, which is built to split the optical power or wavelength through Fused Biconic Taper (FBT) technique. The operating bandwidth of 1x2 or 2x2 Wide Band Coupler coupler is ±40nm.
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1×2 or 2×2 Wide Band Coupler (WBC)

Specifications of Wide Band Coupler


Wide Band Coupler (WBC)

Grade

P

A

P

A

Port Configuration

1x2 or 2x2

Operating Wavelength (nm)

1310,1550 or C+L Band

C Band or L Band

Operating Bandwidth (nm)

±40

1528~1565 or 1570~1605

Typical Excess Loss (dB)

0.07

0.1

0.07

0.1

Insertion Loss (dB)

50/50

≤3.4

≤3.6

≤3.35

≤3.5

40/60

≤4.4/2.6

≤4.7/2.8

≤4.4/2.55

≤4.6/2.7

30/70

≤5.7/1.9

≤6.0/2.0

≤5.7/1.85

≤5.9/1.95

20/80

≤7.6/1.25

≤8.0/1.3

≤7.55/1.25

≤7.8/1.3

10/90

9.55~10.65/≤0.65

9.3~10.9/≤0.8

9.55~10.60/≤0.65

9.35~10.85/≤0.8

5/95

12.40~13.80/≤0.4

12.10~14.10/≤0.5

12.45~13.75/≤0.4

12.15~14.05/≤0.45

2/98

16.10~18.05/≤0.25

15.70~18.45/≤0.35

16.2~17.95/≤0.25

15.80~18.35/≤0.3

1/99

19.05~21.15/≤0.2

18.55~21.65/≤0.3

19.1~21.1/≤0.2

18.65~21.55/≤0.3

PDL (dB)

≤0.10

≤0.15

≤0.10

≤0.15

Directivity (dB)

≥55

Operating Temperature (℃)

-40  ~  +85

Package Dimension

250μm Bare Fiber: Φ3.0×45mm

900μm Loose Tube: Φ3.0×54mm

900um/2mm/3mm Loose Tube: 90×20×10mm


Ordering Information of Wide Band Coupler


WBC

X

XXX

XXXX

XX/XX

X

X

XXX

XX/XX


Grade

Port number

Operating Wavelength

Coupling Ratio

Pigtail Type

Encapsulation Steel Tube

Fiber Length

Connector


P=Perfect

1×2

1310=1310

01/99

0=250um

3.0×45

1m

FC/UPC


A=Grade A

2×2

1550=1550

02/98

1=900um

3.0x54

1.5m

FC/APC


X=Customized


1528~1565 or 1570~1605

03/97

4=others


2m

SC/UPC



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