FBT Coupler
FEATURES
1．Low loss
2．Low polarization dependence
3．Dual wide bandwidth
4 Environmentally stable
APPLICATIONS
1.Optic communication system
2. LAN
3.CATV
4.Test instrument
5.Fiber optic sensor
SPECIFICATIONS
Grade Parameter Grade“Premium”
Operating Wavelength (nm) 1310&1550nm,others on request
Bandwidth (nm) ±10nm
Excess Loss (dB) ≤0.1dB(0.06dB TYP )
Coupling Ratio (%) 1/99,2/98,...50/50
Typ. Insertion Loss (dB) 11.4/0.5
Max. Insertion Loss (dB) 11.8/0.7
Polarization Dependent Loss (dB) 00.6/0.6
Thermal Stability (dB /℃) ≤0.2dB
Directivity (dB) ≥55 dB(≥60dB 2×2)
Operating Temperature(℃) -40℃to +80℃
Package Type
φ3.0 SC/PC
Lead length 2M
Package Dimensions(mm) 100×80×10
