780-1080nm 20W TGG High Power In-Line Optical Isolator
TGG-based in-line optical isolator for 780-1080 nm fiber laser and amplifier systems requiring high isolation (≥26-30 dB) and high optical power handling up to 20W CW.
Technical Specifications
Parameter
Specification
Unit
Center Wavelength
1064, 1030, 980, 780 or specified
nm
Operating Wavelength Range
±5
nm
Typical Peak Isolation @ 23°C
30
dB
Min. Isolation @ 23°C
26
dB
Typical Insertion Loss @ 23°C
0.8
dB
Max. Insertion Loss @ 23°C
1.0
dB
Min. Extinction Ratio (PM fiber)
20
dB
Max. PDL (SM fiber)
0.15
dB
Min. Return Loss (Input / Output)
45
dB
Max. Average Power
0.3, 1, 5, 10, 20 or specified
W
Max. ns Pulse Peak Power
10 or specified
kW
Max. Tensile Load
5
N
Package Dimensions
58 x 28 x 26 mm
mm
Operating Temperature
+10 to +50
°C
Storage Temperature
0 to +60
°C
Technical Datasheet Note
Catalog consistency note: product title indicates 20W series; performance table lists 0.3, 1, 5, 10, 20W. With connectors, power handling is limited to 1W; IL increases by 0.3 dB, RL decreases by 5 dB, ER decreases by 2 dB.
Catalog consistency note: product title indicates 20W series; performance table lists 0.3, 1, 5, 10, 20W. With connectors, power handling is limited to 1W; IL increases by 0.3 dB, RL decreases by 5 dB, ER decreases by 2 dB.
Configuration and ordering notes
Applications include fiber-laser pre-amplifiers and MOPA systems within the listed operating band. PM or SM fiber configuration depends on the polarization requirement.
Selection Guidance: Review thermal dissipation, damage thresholds and cooling options in our High Power Optical Isolator Guide ↗ or compare operating bands in the 1064nm and 1550nm Optical Isolator Selection.
Key Applications
PM fiber amplifiers; MOPA fiber lasers; Fiber laser seed protection; Test instruments.
Package Drawing
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.