富光科技 LWDM 4 Rx TFF 一體化集成光組件基于 Fiber-to-the-Chip (FTTC) on-board connectivity technolog從光纖到芯片的板上連接技術(shù)，應(yīng)用于400G及更高速率光模塊的接收端，實(shí)現(xiàn)與客戶光口電口無(wú)縫對(duì)接，它由Receptacle鏈接頭、迷你準(zhǔn)直器、LWDM 4 Z-block、透鏡陣列和輸出棱鏡等經(jīng)過(guò)高精度pitch定位組裝而成。通過(guò)對(duì)有限空間范圍內(nèi)光路設(shè)計(jì)優(yōu)化和光學(xué)元件的優(yōu)化，極大降低了器件功耗和單位比特的成本，與基于AWG技術(shù)的DEMUX組件相比較，它具有更低插損、更高隔離度、更優(yōu)通道一致性和更高熱穩(wěn)定性。富光科技為客戶提供從濾波片開爐到產(chǎn)品設(shè)計(jì)、光路仿真、可靠性分析和系統(tǒng)容差評(píng)價(jià)的深度定制服務(wù)，同時(shí)也接受客戶對(duì)生產(chǎn)線進(jìn)行現(xiàn)場(chǎng)稽核，按需提供產(chǎn)品底層數(shù)據(jù)和半成品相關(guān)性能指標(biāo)數(shù)據(jù)。
富光科技 0.75 pitch LWDM 4 Rx TFF 一體化光組件是利用富光科技自由空間微光學(xué)波分復(fù)用設(shè)計(jì)和制造平臺(tái)推出的起到Demux功能的0.75 pitch ROSA集成光組件，它基于 Fiber-to-the-Chip (FTTC) on-board connectivity technolog從光纖到芯片的板上連接技術(shù)，把Receptacle同軸陶瓷插芯、小型準(zhǔn)直器、LWDM4 Rx Z-block、透鏡陣列和輸出棱鏡等光學(xué)元件經(jīng)過(guò)光耦合和高精度定位集成在一起，實(shí)現(xiàn)與客戶Com端光口插拔對(duì)接，與客戶PD端感光面精準(zhǔn)耦光對(duì)準(zhǔn)。
與基于AWG技術(shù)的Rx組件相比較，它具有更低插損、更高隔離度、更優(yōu)通道一致性和更高熱穩(wěn)定性的特點(diǎn)。
富光科技為客戶提供從濾波片開爐到產(chǎn)品設(shè)計(jì)、光路仿真、可靠性分析和系統(tǒng)容差評(píng)價(jià)的深度定制服務(wù)，成品提供PD光電流數(shù)據(jù)。
特點(diǎn)/Features：
?超緊湊尺寸 Ultra compact size
?低插入損耗 Low Insertion Loss
?平頂寬頻帶 Flat-top broad passband
?卓越的通道均勻性 Excellent Channel Uniformity
?高通道隔離 High channel isolation
?卓越的熱可靠性和穩(wěn)定性 Exceptional thermal reliability and stability
?GR-1221/1209-CORE兼容 Telcordia GR-1221/1209-CORE Compliant
應(yīng)用/Applications：
?城域網(wǎng)和接入網(wǎng)的遠(yuǎn)/遠(yuǎn)收發(fā)器，數(shù)據(jù)中心收發(fā)器
Metro and access networks long-reach/extended-reach transceivers，Data center transceivers
?支持主要收發(fā)器規(guī)格CFP2/4/8、QSF28、QSFP-DD等
Supports major transceiver form factors CFP2/4/8, QSF28, QSFP-DD, and beyond
技術(shù)指標(biāo)/Specification：
Parameter | 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 | mm | LxWxH 38*5*4 or Customization | |
Light spot pitch X | mm | 0.75±0.03 | |
Light spot pitch Y | mm | 0 ±0.03 | |
Light spot diameter@PD | mm | 0.012 | |
Operating temperature | °C | -5 ~ +70 | |
Storage temperature | °C | -40 ~ +85 | |
可靠性測(cè)試與測(cè)試條件/Reliability：
Temperature cycling | Temperature -40℃ to 85℃ | GR-12216.2.7 |
Damp heat test | Temp.: 85℃; Humidity: 85%RH | GR-1221 6.2.5 |
Dry heat | 85°C (±2°C) < 40% RH, 2000 hrs. | GR-1221 6.2.4 |