PM Optical Isolator + Tap + WDM 3-in-1 Hybrid 980/1550nm 980/1064nm
Integrated 3-in-1 hybrid component combining an optical isolator, tap monitor, and WDM in a single housing with input isolation topology for sensitive seed laser stages.
Technical Specifications
Parameter
Specification
Unit
Signal Wavelength Band
1550±10 or 1064±5
nm
Pump Wavelength Band
980 ± 10
nm
Grade Configuration
Single Stage or Dual Stage
-
Signal Peak Isolation
38 (Single Stage), 50 (Dual Stage)
dB
Min. Signal Isolation
28 (Single Stage), 45 (Dual Stage)
dB
Typ. Signal Insertion Loss
1.2 (Single Stage), 1.5 (Dual Stage)
dB
Max. Pump Insertion Loss
0.7
dB
Tap Ratio
1%, 2%, 5%, 10%
-
WDM Isolation
≥ 30
dB
Min. Extinction Ratio
≥ 20
dB
Min. Return Loss
≥ 50
dB
Max. Optical Power (CW)
300
mW
Package Dimensions
dia. 5.5 x 35 mm
-
Operating Temperature
-5 to +70
°C
Technical Datasheet Note
Features an input-first isolation layout protecting previous laser amplification stages before multiplexing pump light and tapping monitor signals.
Features an input-first isolation layout protecting previous laser amplification stages before multiplexing pump light and tapping monitor signals.
Configuration and ordering notes
Configuration parameters include signal/pump wavelengths, isolation stage count, tap coupling ratio (1%-10%), and fiber pigtail length.
Selection Guidance: Review footprint reduction, splice elimination and optical loss budget in our Mini & Hybrid Devices for CPO & Transceivers Guide ↗ or Mini vs Standard Isolator Guide ↗.
Key Applications
Compact EDFA amplifiers, YDFA laser preamplifiers, high-reliability telecom repeater modules, and distributed fiber optic sensing systems.
Package Drawing
Configuration options (6)
| Option | Pump direction | Input to Tap | Input to Output |
|---|---|---|---|
| 1 | Forward | Both axes active | Fast axis blocked |
| 2 | Forward | Both axes active | Both axes active |
| 3 | Backward | Fast axis blocked | Fast axis blocked |
| 4 | Forward | PM to SM, PI | Fast axis blocked |
| 5 | Forward | PM to SM, PI | Both axes active |
| 6 | Backward | PM to SM, PS | Fast axis blocked |
Need an exact configuration?
A quotation review can begin with the application, quantity and available component information. Wavelength, optical power, fiber and termination details can be clarified with engineering.