PWDM基于成熟的薄膜滤波技术设计,具有平坦的通道带宽和高隔离度,具有低插入及高环境稳定性和可靠性等特点,使用于光纤放大器,有限电视和FTTH应用领域。
产品特性
● 较低的插入损耗,使PWDM器件运用在波分复用系统里面时拥有较低的信号衰减,从而降低对信号发射器的功率要求。
● 较高隔离度值,使PWDM器件运用在波分复用系统里面多信号传输时进行充分的信号隔离,有效防止信号之间相互串扰导致传输信号失真。
● 减少系统内的功率波动,从而降低系统的比特错误率。
● 符合 Telcordia GR-1221/1209核心标准
产品规格
参数 | 符号 | 单位 | 最小值 | 典型值 | 最大值 | 测试条件 | |
透射波长范围 | λ | nm | 1539 | 1550 | 1565 | ||
反射波长范围 | R | nm | 1260 | 1310 | 1360 | ||
1480 | 1490 | 1500 | |||||
响应度 | R | A/W | 0.85 |
Vr=5V, λ=1550nm |
|||
插入损耗 | 透射 | IL | dB | 0.8 | |||
反射 | 0.6 | ||||||
隔离度 | 透射 | Iso | dB | 35 |
λ=1310nm λ=1490nm |
||
反射 | 20 | λ=1550nm | |||||
偏振相关损耗 | 透射 | PDL | dB | 0.05 | |||
反射 | 0.05 | ||||||
方向性 | Dir | dB | 50 | ||||
回波损耗 | RL | dB | 45 |
应用环境
CATV光接收机,三网融合,三波长波分探测器组件,三波长波分复用器组件等。
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.