Fiber Fused Biconical Taper Coupler 1 in 2 out mini steel tube 0.9mm SC APC 50/50 For CATV
Fiber Optic FBT splitter is a type of optical power management device that is fabricated using Fused Biconical Tape technology.It features small size, high reliability, cheap cost and good channel-to-channel uniformity, and is widely used in PON networks to realize optical signal power splitting.
Features:
Low Insertion Loss
Low Excess Loss
Low PDL
Good Directivity
Good environmental Stability
Various Coupling Ratio
Compact Size
Standard/Flattened/Broadband/Star/Tree
Application:
Optical Fiber Communication Systems
Optical Fiber CATV
Passive Optical Network (PON)
Optical Amplifiers
Optical Access Networks/LAN
Monitoring Systems
Optical Fiber Sensor
| Parameter | Specification |
| Channel Number | 1×2 or 2×2 |
| Operating Wavelength (nm) | 1310,1550,1310/1550,1310/1550/1490 |
| Operating Bandwidth (nm) | ±40 |
| Coupling Ratio | Coupling Ratio Insertion Loss(dB) |
| | P Grade | A Grade |
| 50/50 | ≤3.3 | ≤3.5 |
| 40/60 | ≤4.5/2.6 | ≤4.7/2.8 |
| 30/70 | ≤5.7/1.9 | ≤5.9/2.1 |
| 20/80 | ≤7.6/1.3 | ≤7.75/1.38 |
| 10/90 | ≤10.85/0.68 | ≤11.2/0.75 |
| 5/95 | ≤14.4/0.45 | ≤15.5 /0.48 |
| 2/98 | ≤18.5/0.6 | ≤19.8/0.38 |
| 1/99 | ≤21.8/0.28 | ≤22.8/0.35 |
| PDL (dB) | ≤0.15 | ≤0.2 |
| Directivity(dB) | ≥50 |
| Return Loss(dB) | ≥55 |
| Parameter | | Specification |
| Operating Wavelength | nm | Single Window1 Dual,Three Window2 |
| (1×N) | | N=3 | N=4 | N=5 | N=8 | N=16 | N=24 | N=32 | N=64 |
| Fiber Type | | Corning SMF-28e |
| IL(MAX) | dB | | 7.01/7.22 | 7.81/8.02 | 10.01/10.42 | 13.51/13.92 | 15.01/15.42 | 17.31/17.52 | 21.01/21.52 |
| Uniformity | dB | 0.51/0.62 | 0.51/0.62 | 0.61/0.82 | 0.81/1.02 | 1.11/1.32 | 1.21/1.52 | 1.31/1.52 | 2.11/2.52 |
| Return Loss | dB | ≥55 |
| Directivity | dB | ≥55 |
| PDL | dB | <0.20 | <0.20 | <0.30 | <0.30 | <0.40 | <0.50 | <0.50 | <0.50 |


