FBT Coupler

FBT Coupler

original
  • Features:

    Low excess loss and high performance

    PCB mountable

    Excellent uniformity

    Low polarization dependent loss

    Coupling ratio of 50:50 or customer ordered

  • Applications:

    Telecommunication Network

    Cable television networks

    Test equipment

    Fiber optic sensor

Specifications:

Standard Fiber Coupler 1×2
Wavelength (nm) 1310, 1550, 1310&1550
Bandwidth (nm) +/-20, +/-40
Coupling ratio 50/50 40/60 20/80 10/90
Grade P S P S P S P S
Max. Insertion loss (dB) 3.4 3.6 1.4/2.6 4.6/2.8 7.5/1.2 8.0/1.3 11.0/0.65 12.0/0.8
Max. Uniformity (dB) 0.5 0.7 / / / / / /
Max. PDL (dB) 0.15 0.2 0.2 0.25 0.2 0.25 0.2 0.3
Return loss (dB) ≥ 50dB
Operating temperature (℃) – 20 ℃~ + 75 ℃
Standard Fiber monolithic coupler 1xN
Wavelength (nm) 1310, 1550 or on request
Bandwidth (nm +/-20
Con 1/3 1X4
Grade P S P S
Max. Insertion loss (dB) 5.4 5.7 7.0 7.4
Max. Uniformity (dB) 0.8 1.2 1.2 1.5
Max. PDL (dB) 0.2 0.3 0.2 0.3
Return loss (dB) ≥ 50dB
Operating temperature (℃) – 20 ℃~ + 75 ℃

Ordering Information:

Fiber Type Configuration Wave Legnth Couplng Ration Cord Dia(mm) Cord Length
SM : 9/125
MM : 50/125
HMM : 62.5/125
0102 : 1×2
0104 : 1×4
0108 : 1×8
A : 1310nm
B : 1550nm
C : 1310nm & 1550nm)
U : Uniform output
S : Specified from
customer
09 : 0.9
30 : 3.0
1 ~ 99m
Package Connector Type / End Shape Grade Bandwidth
SM : 9/125
MM : 50/125
HMM : 62.5/125
S : SC   F : FC
T : ST   L : LC
 M: MU  N: None
S : SPC
U : UPC
A : APC
P : Premium
S : Standard
S: Standard
W: Wide
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