Singlemode Single Fusion Tree/Star Couplers 1x3 and 3x3

• Low Excess Loss
• Single Fusion Design
• Uniform Power Splitting
• Compact Size

• Telecommunication Systems
• Digital, Hybrid and AM-Video System
• CATV Systems
• Fiber Sensors

Grade

P

A

P

A

Port Configuration

1 x 3

3 x 3

Excess Loss (Typ.) (dB)

0.15

0.3

0.2

0.4

Insertion Loss (Max.) (dB)

5.6

5.8

6.0

6.4

Uniformity (Max.) (dB)

0.8

1.0

1.0

1.2

PDL (Max.) (dB)

0.15

0.2

0.15

0.2

Operating Wavelength (nm)

980+10, 1310+10, 1480+10, 1550+10, 1585+10, or custom wavelength

Directivity (dB)

50

Operating Temperature (° C)

-40 ~ +85

Fiber Type

Corning singlemode SMF-28, DS Fiber, or Flexcore

Fiber Pigtail Length (m)

1

Package Dimensions (mm)

Package A, B, C

Type•

Grade

Wavelength

Coupling Ratio or Attenuation (dB)

Port

Package

Pigtail Style

Fiber Type

In/Out Connector

S
W

S
P
A

85=850nm
98=980nm
13=1310nm
14=1480nm
15=1550nm
16=1585nm

AV =Tree Coupler

0103=1x3
0303=3x3

A=Package A
B =Package B
C =PackageC

1=Bare Fiber
2=900µm Jacket
3=3mm Cable

0=None
1=FC/APC
2=FC/PC
3=SC/APC
4=SC/PC
5=ST
6=LC X=Special

* Type:

S -- Singlemode standard coupler
W -- Singlemode wideband coupler

Package A:
3mm x 54mm stainless steel tube

Package B:
3mm x 60mm stainless steel tube       

Package A:

250um bare fiber

Package B:

250um bare fiber or 900um loose tube