Description
1560 1480nm High Power PM Isolator WDM Hybrid
1560 1480nm High Power PM Isolator WDM Hybrid is a fiber passive component which integrated with the function of WDM and fiber isolator, it can be used for combine signal wavelength and pump wavelength with a high isolation to avoid the backward wavelength, It’s widely used in Fiber Laser and Fiber Amplifier application, higher power type is available upon request.
| Application: | Features: | ![]() |
| Fiber Laser | Compact Package | |
| Fiber Amplifier | High Isolation | |
| Testing System | Low Insertion Loss | |
| Lab And Research | High Reliability |
Specification:
| Parameter |
Symbol | Value |
Unit | |||
| Signal Wavelength |
λ | 1560 (1530-1605) | nm | |||
| Pump Wavelength |
λ | 1480 (1460-1490) | nm | |||
| Isolator Stage |
Single Stage | Dual Stage | – | |||
| Typ. Peak Isolation (Signal Reflection) |
ISO | 40 | 55 | dB | ||
| Min. Isolation (Signal Reflection) |
ISO | 30 | 45 | dB | ||
| Max. insertion Loss for Signal |
IL | 0.9 | 1.0 | dB | ||
| Min. Isolation (Common → Signal @Pump) |
ISO | 30 |
dB | |||
| Min. Isolation (Pump → Common @Signal) |
ISO | 15 |
dB | |||
| Max. insertion Loss for Pump |
IL | 0.6 | dB | |||
| Min. Extinction Ratio | for Fast Axis Blocked | ER | 22 | dB | ||
| for Both Axes Working | ER | 20 | dB | |||
| Max. Wavelength Dependent Loss |
WDL | 0.3 | dB | |||
| Min. Return Loss |
RL | 50 |
dB | |||
| Min. Directivity |
50 |
dB | ||||
| Max. Optical Power (CW) |
P | 0.5, 1, 3, 5, 10, 20 or customized |
W | |||
| Max. Peak Power |
P | 5, 10 or customized |
KW | |||
| Max. Tensil Load |
5 | N | ||||
| Fiber Type |
PM 1550 for Common & Signal PM 1550 or SMF-28e for Pump |
– | ||||
| Operating Temperature |
T | -5~70 |
℃ | |||
| Storage Temperature |
T | -40~85 |
℃ | |||
| Package Dimension |
Φ5.5×L35 |
mm | ||||
| Notice: Above specifications are tested at center wavelength without connector in room temperature @23℃. |
| For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower. Connectors only 1W CW guarantee. |
Drawing:

Ordering Information (Part Number):
| HPIW-WWWW-P-S-A-HH-FF-J-LL-CC |
||||||||
| WWWW | P | S | A | HH | FF | J | LL | CC |
| Wavelength (Signal/Pump) | Pump Type | Stage | Working Axis | Handling Power | Fiber Type on Pump Port |
Fiber Jacket | Fiber Length | Connector |
| 5548 – 1550/1480nm | F – Forward | S – Single Stage | F – Fast Axis Blocked | Z5 – 0.5W | S2 – SMF-28e | B – 250um Bare Fiber | 05 – 0.5m | NE – None |
| 5648 – 1560/1480nm | B – Backward | D – Dual Stage | B – Both Axes Working | 01 – 1W | P5 – PM 1550 | 9 – 900um Loose Tube | 08 – 0.8m | FA – FC/APC |
| 5748 – 1570/1480nm | 03 – 3W | SS – Specify | 10 – 1.0m | FU – FC/UPC | ||||
| 5848 – 1580/1480nm | 05 – 5W | 15– 1.5m | SS – Specify | |||||
| 5948 – 1590/1480nm | 10 – 10W | 20 – 2.0m | ||||||
| SSSS – Specify | SS – Specify | SS – Specify | ||||||
Example: HPIW-5648-F-D-B-05-S2-B-10-NE is the PN for 1560 1480nm High Power PM Isolator WDM Hybrid, Forward Pump, Dual Stage, Both Axes Working, 5W Optical Power, SMF-28e fiber on pump port, 1.0m bare fiber, no connector

