Description
Features
High ER & High Isolation
Low Insertion Loss
High Stability and Reliability
Applications
Fiber Amplifier
Fiber Laser
Fiber optic Instrument

High ER & High Isolation
Low Insertion Loss
High Stability and Reliability
Fiber Amplifier
Fiber Laser
Fiber optic Instrument
| Parameter/Type | 980/1550 | 1480/1550 | |||
| Isolator Stage | Single Stage | Dual Stage | Single Stage | Dual Stage | |
| Signal Wavelength Range(mm) | 1530-1565 | 1530-1565 | |||
| Pump Wavelength Range(nm) | 960~990 | 1460~1490 | |||
| Signal Tap Ratio (%) | 1±0.2, 2±0.4, 5±1, 10±2,50 | ||||
| Typ.Signal Peak Isolation(dB) | 40 | 55 | 40 | 55 | |
| Signal Isolation at 23 ℃(dB) | ≥30 | ≥48 | ≥30 | ≥48 | |
| Pump Insertion Loss(dB) | ≤0.6 | ≤0.6 | ≤0.5 | ≤0.5 | |
| Signal InsertionLoss(dB) | Tap 1% | ≤1.1 | ≤1.2 | ||
| Tap 2% | ≤1.2 | ≤1.3 | |||
| Tap 5% | ≤1.3 | ≤1.4 | |||
| Tap 10% | ≤1.5 | ≤1.6 | |||
| Tap 50% | ≤4.2 | ≤4.3 | |||
| Extinction Ratio (dB) |
Type 1 (Fast axis blocked) | ≥22 | |||
| Type 2 (Both of axis working) | ≥20 | ||||
| Return Loss (dB) | ≥50 | ||||
| Directivity (dB) | ≥50 | ||||
| Fiber Type | Common /Tap/Signal Port | PM1550 | PM1550 | ||
| Pump Port | HI1060 or PM 980 | SMF-28e or PM 1550 | |||
| Optical Power (mW) | ≤300 | ||||
| Operating Temperature(℃) | 0 ~ +70 | ||||
| Storage Temperature(℃) | -40~ + 85 | ||||
| Package Dimension (mm) | φ5.5x35 | ||||
For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. The default connector key is aligned to slow axis
| PMTIWDM | Wavelength | Stage | Coupling Ratio | Working Axis | Pigtail Type | Fiber Type | Length | Connector |
| 1550T/980R 1550T/1480R |
S=Singl e Stage D=Dual Stage |
1% 2% 5% 10% |
1=Fast Axis Blocked 2=Both Axis Working |
250=250um bare fiber 900=900um loose tube |
1=SMF-28e 4=HI1060 5=PM Fiber |
0.8=0.8m | NE=None FC=FC/UPC SC=SC/UPC FA=FC/APC SA=SC/APC LC=LC/UPC ST=ST/UPC XX=Other |