Description
Features
Low Excess Loss
High Power Handling
Available for Slow Only or Both Axis App
Telcordia GR-1221 Compliant
Application
Optical Amplifier
Power Monitoring
Coherent Communication
Fiber Gyroscope
1×4 Monolithic Fused PM Fiber Coupler
Specifications
| Parameters | Unit | 1x4 | ||
| Operating Wavelength | nm | 1550; 980; 1030; 1040; 1064, 1310 | 780, 850, 980 | |
| Operating Bandwidth | nm | ±20 | ||
| Splitting Ratio* | % | 25:25:25:25 | ||
| Splitting Ratio Tolerance | % | ±3 | ||
| Excess Loss | dB | ≤0.8 | ≤1.0 | |
| Polarization Extinction Ratio | dB | ≥18 | ≥17 | |
| Return Loss | ≥50 | |||
| Axis Alignment | Both Axis Pass | |||
| Fiber Type | PM1550 or PM980 or PM850 or PM1300 Panda fiber | |||
| Dimensions(mm) | 250μm Bare Fiber | 900μm Loose Tube | 900μm or 2/3mm cable | |
| φ4.0×60 | φ4.0×75 | 90×16×9 | ||
| Power Handling | W | ≤2 | ||
| Operating Temperature | ℃ | -40 ~ +85 | ||
| Storage Temperature | ℃ | -40 ~ +85 | ||
*Uneven split avaliable on request
*With connectors, IL+0.3dB, RL-5dB, ER-2dB. Connector key aligned to slow axis.
Package Dimensions
Ordering Information
| Type | PS=PM Fused Coupler; |
| Grade | P=Grade P; |
| Port Type | 1x4; |
| Wavelength | 780; 850; 980; 1030; 1040; 1064; 1310; 1550; |
| Coupling Ratio | EVEN; |
| Axis Alignment | 2=Both Axis Working; |
| Pigtail Type | 250=250μm Fiber; 900=900μm Loose Tube; 2000=2mm Cable; 3000=3mm Cable; |
| Fiber Type | 5=PM Fiber; |
| Length | 1=1m; |
| Connector | NE=None; FA=FC/APC; FC=FC/UPC; SA=SC/APC; SC=SC/UPC; XX=Other; |
| Package | 4×60; 4×75; 90×16×9; |
