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雙窗耦合器(DWC)采用非對稱耦合技術(shù)制造。普通器件帶寬可達到±40nm,超寬帶器件可擴展到±80nm。雙窗寬帶耦合器在1310nm和1550nm通信窗口上具有相同的耦合比,以及具有低插入損耗和低PDL。該產(chǎn)品廣泛應(yīng)用于通信系統(tǒng)、CATV和FTTH。
產(chǎn)品特性
● 低附加損耗,使器件運用時擁有較低的信號衰減,從而降低對信號發(fā)射器的功率要求。
● 雙窗帶寬,普通器件帶寬可達到±40nm,超寬帶器件可擴展到±80nm。
● 北億纖通 的雙窗耦合器具有成熟的生產(chǎn)工藝,支持-40℃~+85℃ 的惡劣環(huán)境下工作,性能穩(wěn)定可靠。
● 北億纖通的雙窗光纖耦合器符合RoHS,滿足TelcordiaGR-1209與GR-1221。
產(chǎn)品規(guī)格
參數(shù) | 普通 | 超寬帶 | |||
P級 | A級 | P級 | A級 | ||
工作波長 | 1310 and 1550 | ||||
工作帶寬 | ±40 | ±80 | |||
典型附加損耗 | ≤0.07 | ≤0.1 | ≤0.07 | ≤0.1 | |
插入損耗 | 50/50 | ≤3.6 | ≤3.8 | ≤3.8 | ≤4.0 |
45/55 | ≤4.2/3.2 | ≤4.4/3.4 | ≤4.5/3.3 | ≤4.7/3.5 | |
40/60 | ≤4.7/2.7 | ≤4.9/2.9 | ≤5.0/2.8 | ≤5.2/3.0 | |
35/65 | ≤5.4/2.4 | ≤5.7/2.6 | ≤5.8/2.5 | ≤6.1/2.7 | |
33/67 | ≤5.7/2.2 | ≤6.0/2.4 | ≤6.1/2.3 | ≤6.4/2.5 | |
30/70 | ≤6.0/1.9 | ≤6.3/2.1 | ≤6.4/2.0 | ≤6.7/2.2 | |
25/75 | ≤7.0/1.7 | ≤7.3/1.9 | ≤7.3/1.7 | ≤7.7/1.9 | |
20/80 | ≤7.9/1.3 | ≤8.4/1.4 | ≤8.3/1.3 | ≤8.7/1.5 | |
15/85 | ≤9.5/1.0 | ≤10.0/1.2 | ≤9.6/1.0 | ≤10.1/1.2 | |
10/90 | 9.2~11.2/≤0.75 | 8.80~11.40/≤0.8 | 9.15~11.05/≤0.75 | 8.75~11.45/≤0.8 | |
5/95 | 12.05~14.15/≤0.4 | 11.60~14.60/≤0.5 | 12.00~14.25/≤0.45 | 11.50~14.70/≤0.5 | |
3/97 | 14.1~16.5/≤0.35 | 13.60~17.05/≤0.45 | 14.00~16.60/≤0.35 | 13.45~17.15/≤0.45 | |
2/98 | 15.75~18.45/≤0.3 | 15.15~19.00/≤0.4 | 15.60~18.60/≤0.3 | 14.95~19.20/≤0.4 | |
1/99 | 18.6~21.6/≤0.25 | 18.6~21.6/≤0.25 | 18.35~21.85/≤0.25 | 17.60~22.55/≤0.35 | |
偏振相關(guān)損耗 | ≤0.15 | ≤0.20 | ≤0.15 | ≤0.20 | |
方向性 | ≥55 | ||||
工作溫度 | -40~+85 | ||||
儲存溫度 | -40~+85 |
*上述規(guī)格不含連接頭
**上述規(guī)格中不包括 1380nm(水峰值)的插入損耗
應(yīng)用環(huán)境
光纖耦合器(Coupler)又稱分歧器(Splitter),是將光訊號從一條光纖中分至多條光纖中的元件,屬於光被動元件領(lǐng)域,在電信網(wǎng)路、有線電視網(wǎng)路、用戶回路系統(tǒng)、區(qū)域網(wǎng)路中都會應(yīng)用到。
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.