Singlemode
Tree and Star Couplers
Features |
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Applications |
- Low Excess Loss
- Uniform Power Splitting
- Rugged Package
- Excellent Environmental & Mechanical Stability
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- Long-haul Telecommunications
- Digital, Hybrid and AM-Video Systems
- CATV Systems
- High Speed Local Area Networks
- Fiber Sensors
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Performance
Specifications
Type |
Specification
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| Directivity
(dB) |
>55
dB |
| Operating Temperature (°C) |
-20 ~ +70 (-40 ~ +85 avaliable upon request) |
| Storage Temperature (°C) |
-40
- +85 |
| Fiber
Type |
Corning
singlemode SMF-28, DS fiber. or Flexcore |
| Fiber
Pigtail Length (m) |
1m
or custom on request |
| Port
Configuration |
1x4
to 32x32 |
Singlemode
Standard Tree/Star Couplers |
| Configuration Type |
1x 4 / (4x4) |
1x8 / (8x8) |
1x16 / (16x16) |
1x32 / (32x32) |
| Maximum insertion loss (dB) |
6.8 |
10.2 |
13.6 |
17.5 |
| Uniformity (Max.) (dB) |
0.7 |
1.0 |
1.2 |
1.4 |
| Poralization Dependant Loss (Max.)
(dB) |
0.15 |
0.20 |
0.25 |
0.30 |
| Operating Wavelength (nm) |
850+10, 980+10, 1310+10, 1550+10,
1585+10, or custom wavelength |
| Dimensions (mm) |
D,S |
D,S |
E |
E |
Singlemode
Single Window Wideband Tree/Star Couplers |
| Configuration Type |
1x4 / (4x4) |
1x8 / (8x8) |
1x16 / (16x16) |
1x32 / (32x32) |
| Maximum Insertion loss (dB) |
6.8 |
10.2 |
13.6 |
17.5 |
| Uniformity (Max.) (dB) |
0.8 |
1.2 |
1.6 |
2.0 |
| Poralization Dependant Loss (Max.)
(dB) |
0.15 |
0.20 |
0.25 |
0.30 |
| Operating Wavelength (nm) |
1310 +40, 1550
+40, 1585+40, or custom wavelength |
| Dimensions (mm) |
D,S |
D,S |
E |
E |
Singlemode
Dual Window Tree/Star Couplers |
| Configuration Type |
1x4 / (4x4) |
1x8 / (8x8) |
1x16 / (16x16) |
1x32 / (32x32) |
| Maximum Insertion Loss (dB) |
7.6 (7.2)* |
11.5 (10.8)* |
15.5 (14.5)* |
19.5 (18.5)* |
| Uniformity (Max.) (dB) |
1.6 (1.4)* |
2.5 (2.1)* |
3.4(2.8)* |
4.1 (3.5)* |
| Poralization Dependant Loss (Max.)
(dB) |
0.15 |
0.20 |
0.30 |
0.50 |
| Operating Wavelength (nm) |
1310/1550 + 40,
(*1310/1550 + 20), or custom wavelength |
| Dimensions (mm) |
D,S |
D,S |
E |
E |
* The Spec is for 1xN Coupler only.
Note: All values referenced are without connector.
Order Information
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Type• |
Grade |
Wavelength |
Coupling Ratio or
Attenuation (dB) |
Port |
Package |
Pigtail Style |
Fiber Type |
In/Out Connector |
| S
W
|
P
A |
85=850nm
98=980nm
13=1310nm
15=1550nm
16=1585nm
35=1310/1550nm
36=1310/1585nm |
AV
= Tree Coupler |
0104=1x4
• •
• •
0116=1x16
1616=16x16
3232=32x32 |
D=Package D
E=Package E
S=Package S
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1=Bare Fiber
2=900µm Jacket
3=3mm Cable |
0=SMF-28
1=Corning Flexcore
D=DS Fiber
S=Special
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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 |
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Package
Dimensions & Pigtail Style
Package Dimensions: |
| Package D:
11.6mm x 80mm x 120mm |
|
Package E:
14.5mm x 102mm x 142mm |
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| Package S:
9.2mm x 50.88mm x 88.9mm |
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Pigtail
Style: |
| Package D,E: |
3mm cable or 900um loose tube |
| Package S: |
250um bare fiber or 900um loose tube |
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