Single Mode Fiber Coupler 1X2 LC Fbt Coupler Φ0.9 Length Customized With Connector
Key Features
Low excess loss
Various Coupling Ratio
Compact Size
High Stability and Reliability
Mini sizes
Applications
Long-haul Telecommunications
CATV
FTTH
Local Area Network
Description
1*N(2*N) coupler splitter modules are cascaded with the single mode couplers. These modules are widelly used for FTTH, LAN, and CATV optical networks.
The Single Mode Broadband Fiber Coupler based on Two Parallel Fiber fused bi-conical taper technology. It has single or multi window. The devices are designed and manufactured to meet Telcordia GR-1209-CORE requirements and RoHS compliant.
Specifications
| Parameter | P | A |
| Operating wavelength (nm) | 980,1310, 1490 ,1550 |
| Operating bandwidth (nm) | 980± 10nm,1310 ± 40nm,1490 ± 10nm,1550 ± 40nm |
| Fiber Type(dB) | Corning G652D OR Corning G657 A1 0.15 |
| Insertion loss (dB) | 50:/50 | ≤3.3 | ≤3.5 |
| | 40/60 | 3.70~4.40≤2.5 | 3.50~4.60/≤2.8 |
| | 30/70 | 5.00~5.60/≤1.8 | 4.90~6.10/≤2.1 |
| | 20/80 | 6.80~7.40/≤1.2 | 6.50~7.70/≤1.2 |
| | 10/90 | 9.60~10.50/≤0.6 | 8.80~11.40/≤0.8 |
| | 5/95 | 12.70~13.50 /≤0.4 | 12.05~14.05/≤0.5 |
| | 3/97 | 14.60~15.50/≤0.3 | 13.60~16.05/≤0.4 |
| | 2/98 | 16.60~17.90/≤0.25 | 15.60~18.20/≤0.3 |
| | 1/99 | 19.20~20.80/≤0.2 | 18.80~21.40/≤0.25 |
| PDL (dB) | ≤0.1 | ≤0.15 |
| Return loss(dB) | ≥50 | ≥45 |
| Directivity (dB) | ≥55 |
| Operating temperature (℃) | -40 ~ +85 |
The above specification is without connector
Other specifications can be made on customer request.
Package Dimensions & Pigtail Style
| Package Dimensions |
| Package A(Mini) | 2.4mm x 35mm stainless steel tube |
| Package A | 3.0mm x 48mm stainless steel tube |
| Package B | 3.0mm x 55mm stainless steel tube |
| Package C | 90mm x16mm x 9mm case |
| Pigtail Style |
| Package A | 250μM bare fiber |
| Package B | 900μM loose tube |
| Package C | 900μM loose tube or 2mm/3mm cable |
Other package dimensions can be made on customer request.
Ordering Information
| WBC- | X- | X2- | XX- | XX- | X- | XX- | XX- | X |
| | P:Premium A:Grade A X: On request | 12:1X2 22:2X2 | 31:1310nm 49:1490nm 55:1550nm 98: 980nm | 01: 01:99 02: 02:98 …… 50: 50:50 | 1: 1 meter x: on request | 25:250μM Fiber 09:900μM loose Fiber 20: 2mm cable 30: 3mm cable | SC:SC/UPC SA:SC/APC ...... 00:no connect | A: A B: B C:C |
| Grade | Port number | Operation Wavelength | coupling Ratio | Fiber length | Fiber type | Connect Type | Dimension |
EX: WBC-P-12-31-50-1-25-00-A
Applications Features
Low excess loss
Low PDL
Multi-port
High uniformity
Telecommunication system Low excess loss
Line monitor system Low PDL
Access network High reliability
OCT system Amplifier
CATV
| Operating Wavelength(nm) | 980±40/1310±40/1550±40 | 980&1550±40/1310&1490&1550±40 | Parameter | Unit | Value |
| Coupling Ratio(%) | Insertion Loss(dB) | Fiber Type | / | HI 780/Fiex 1060/SMF-28e/SMF-28eXB |
| Tap | Singal | Tap | Singal |
| 01/99 | 19.0-21.0 | ≤0.20 | 18.5-21.5 | ≤0.25 | PDL | dB | Typ:＜0.1 Max:＜0.15 |
| 03/97 | 14.6-16.2 | ≤0.30 | 14.5-16.5 | ≤0.20 | Directivity | dB | ＞55 |
| 05/95 | 12.4-13.8 | ≤0.35 | 12.0-14.5 | ≤0.45 | Return Loss | dB | ＞50 |
| 10/90 | 9.70-10.7 | ≤0.60 | 9.70-11.2 | ≤0.60 | Excess Loss | dB | Typ:＜0.1 Max:＜0.2 |
| 20/80 | 6.70-7.60 | ≤1.15 | 6.60-7.80 | ≤1.15 | Pigtail Dia. | mm | 0.25/0.9/2.0/3.0 |
| 33/67 | 4.65-5.65 | ≤1.70 | 4.50-5.85 | ≤1.80 | Pigtail Length | cm | ＞100 |
| 40/60 | 3.95-4.30 | ≤2.50 | 3.70-4.70 | ≤2.70 | Operating Tem. | ℃ | -10～ +70 |
| 50/50 | 2.85-3.30 | | 2.80-3.40 | | Storage Tem. | ℃ | -40～ +85 |
