Directly modulated laser 10G DML Emcore or Agere 1861 Series 1310nm 1861C2
The 1861 directly-modulated laser (DML) is a cost-effective solution for 10 Gb/s digital transmission of up to 60 km using traditional intra-city SMF-28™ single-mode fiber links. The 1310 nm wavelength eliminates the concern about dispersion control over most installed intra-city fiber plants. The package contains a high-speed DFB laser chip, thermoelectric cooler, thermistor, optical isolator, and a rear-facet monitor photodiode for external optical power control.
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Overview
The 1861 directly-modulated laser (DML) is a cost-effective solution for 10 Gb/s digital transmission of up to 60 km using traditional intra-city SMF-28™ single-mode fiber links. The 1310 nm wavelength eliminates the concern about dispersion control over most installed intra-city fiber plants. The package contains a high-speed DFB laser chip, thermoelectric cooler, thermistor, optical isolator, and a rear-facet monitor photodiode for external optical power control.
Specifications
| Parameter | Value |
|---|---|
| 绝对最大额定值 — 工作外壳温度范围 TCASE,OP [仅为极限应力额定值;不表示可在该条 Items下正常工作] | min:-5 °C;max:80 °C |
| 绝对最大额定值 — 储存外壳温度范围 TCASE,STG [仅为极限应力额定值;不表示可在该条 Items下正常工作] | min:-40 °C;max:85 °C |
| 绝对最大额定值 — 激光器正向偏置 [仅为绝对应力额定值;不表示可正常运行 / TEC开启] | max:150 mA |
| 绝对最大额定值 — 激光器反向电压 VR [仅为绝对应力额定值;不表示可正常运行 / 引脚3;RF连接采用交流耦合] | max:1 V |
| 绝对最大额定值 — 激光器反向电流 IR [仅为绝对应力额定值;不表示可正常运行 / 引脚3;RF连接采用交流耦合;源文mA按原文保留] | max:200 mA |
| 绝对最大额定值 — 光电二极管反向电压 VPD [仅为极限应力额定值;不表示可在该条 Items下正常工作] | max:20 V |
| 绝对最大额定值 — TEC电流 ITEC [仅为极限应力额定值;不表示可在该条 Items下正常工作] | max:1.7 A |
| 电气/光学 — 光输出功率(EOL) Po [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / 寿命终点(EOL);Iop=ITH+30mA] | min:1 dBm;typical:4 dBm;max:5 dBm |
| 电气/光学 — 波长 λ [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明] | min:1290 nm;max:1320 nm |
| 电气/光学 — 阈值电流(BOL) ITH [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明 / BOL] | min:2 mA;max:30 mA |
| 电气/光学 — 波长调谐系数 ΔλT [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明] | typical:0.085 nm/°C |
| 电气/光学 — 交流边模抑制比 SMSR [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / Iop] | min:35 dB |
| 电气/光学 — 光隔离度 [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明] | min:32 dB |
| 电气/光学 — 高频截止频率(-3dB) FHIGH [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / Iop;100µH与引脚3(激光器阴极)串联] | min:14 GHz |
| 电气/光学 — 低频截止频率(-3dB) FLOW [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / Iop;100µH与引脚3(激光器阴极)串联] | max:30 kHz |
| 电气/光学 — RF回波损耗,50Ω |S11| [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / Iop;0.1至8GHz] | min:10 dB |
| 电气/光学 — 上升/下降时间,10%–90% tR,tF [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / 10Gb/s、PRBS2²³−1、ER=8.2dB、Tlaser=30°C、I=Ib,典型50mW峰峰值驱动电流(源文字面内容;驱动单位尚未解决)] | max:50 ps |
| 电气/光学 — 热电制冷器电流 ITEC [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明] | max:1.3 A |
| 电气/光学 — 热敏电阻阻值 RTH [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明 / 25°C] | min:9.5 kΩ;typical:10 kΩ;max:10.5 kΩ |
| 电气/光学 — 热敏电阻阻值 RTH [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明 / 30°C] | min:7.6 kΩ;typical:8.0 kΩ;max:8.4 kΩ |
| 电气/光学 — 热敏电阻温度系数 [所有电气/光学测量:TCASE,OP=-5至80°C,Tlaser=30°C,I=Ib,除非另有说明] | typical:-4.4 %/°C |
| 电气/光学 — 监测光电二极管电流 IMPD [所有电学/光学测量:除非另有说明,TCASE,OP=-5至80°C、Tlaser=30°C、I=Ib / Iop] | min:40 µA;max:1500 µA |
| Application — 标准传输距离 [ApplicationOverview: ITU G.691、GR-253 / S-64.1、OC-192IR-1;标准传输距离区别于实际Model列中的传输距离] | 0–20 km |
| Application — Model传输距离 [ApplicationOverview: ITU G.691、GR-253 / S-64.1、OC-192IR-1;标准传输距离区别于实际Model列中的传输距离] | 0–30 km |
Applications
VSR, SR, IR and LR applications
SONET and 10 Gb/s Ethernet transponders and line cards
Key Features
Internal TEC for stable performance over wide case range of –5 to 80 °C
High relaxation frequency at low bias
Hermetically sealed optics, isolator on TEC
Lower cost than EML
Wide range of powers and distances
Datasheet
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Supplier Information
Shenzhen Highlight Optical Technology Co., Ltd., located in Shenzhen, China's 'Maker City', is a high-tech enterprise specializing in the research, sales and technical services of products in the fields of fiber optic communication and fiber optic sensing. Since its establishment, the company has adhered to the business philosophy of independent innovation, quality first, and creating value for customers. Relying on its own R&D strength and extensive technical cooperation with domestic universities and research institutes, it has been dedicated to the R&D and production of devices for high-speed fiber optic communication and fiber optic sensing, and has developed a series of high-quality, high-speed and customized fiber optic products. At present, Highlight Optical's products are widely used in fiber optic communication, fiber optic sensing, LiDAR, microwave photonics and other fields. Its low-cost, high-quality products and technical solutions have been widely praised by customers.
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