富光科技 LWDM 4 Rx TFF integrated optical sub assembly组件是一款应用于400G光模块的基于TFF滤波片技术的一体化集成光学组件，它由Receptacle链接头、迷你准直器、LWDM 4 Z-block、透镜阵列和输出棱镜等经过高精度pitch定位组装而成。与基于AWG技术的DEMUX组件相比较，它具有更低插损、更高隔离度、更优通道一致性和更高热稳定性。
富光科技为客户提供从滤波片开炉到产品设计、光路仿真、可靠性分析和系统容差评价的深度定制服务，同时也接受客户对生产线进行现场稽核，按需提供产品底层数据和半成品相关性能指标数据。
产品特点：
ØUltra compact size
ØLow Insertion Loss
ØExcellent Channel Uniformity
ØHigh channel isolation
ØExceptional thermal reliability and stability
ØTelcordia GR-1221/1209-CORE Compliant
产品应用：
Ø400G/800G high- speed transceivers
技术指标：
Parameters | Unit | Specifications | |
Channel number | CH | 4 | |
Channel center wavelengths | nm | 1295.56/1300.05/1304.58/1309.14 | |
Operating wavelength | nm | 1260~1360 | |
Channel spacing | GHz | 800 | |
Channel passband | nm | lc ± 1.4 | |
Insertion loss | dB | ≤1.2 | |
Ripple over pass band | dB | ≤0.6 | |
Isolation | Adjacent channel | dB | ≥26 |
Non-adjacent channel | dB | ≥40 | |
Polarization dependent Loss | dB | ≤0.25 | |
Polarization mode dispersion | ps | ≤0.2 | |
Total crosstalk | dB | 25 | |
Return loss | dB | ≥45 | |
Dimension(L*W*H) | mm | 38*5*4 or Customization | |
Light spot pitch X | mm | 0.50±0.03/0.75±0.03 | |
Light spot pitch Y | mm | 0±0.03 | |
Light spot diameter@PD | mm | 0.012 | |
Operating temperature | ℃ | -5 ~ +70 | |
Storage temperature | ℃ | -40 ~ +85 | |
可靠性测试与测试条件：
Temperature cycling | Temperature -40℃ to 85℃ | GR-1221 6.2.7 |
Damp heat test | Temp.: 85℃; Humidity: 85%RH | GR-1221 6.2.5 |
Dry heat | 85℃ (±2℃) < 40% RH, 2000 hrs. | GR-1221 6.2.4 |
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