参数 Parameter | 符号 Symbol | 最小值 Min. | 典型值 Type | 最大值 Max. | 单位 Unit | 备注 Remark | |
激光器 Laser diode | 额定光功率Ith+20mA Rated Output Power | Po | 1.5 | 2 | mW | CW | |
阈值电流 Threshold Current | Ith | 10 | mA | CW | |||
额定工作电流 Operating Current | Iop | 30 | mA | CW | |||
正向压降 Forward Voltage | Vop | 1.2 | 1.5 | V | Po=2mw | ||
中心波长 Peak Wavelength | λc | 1290 | 1310 | 1330 | nm | Po=2mw,Tc=25℃ | |
1530 | 1550 | 1570 | |||||
光谱宽度 Spectral width | △λ | 1 | nm | - 20dB | |||
光谱漂移 Wavelength temperature coefficient | △λ/△T | 0.1 | Nm/℃ | Po=2mw,Tc=25℃ | |||
边模抑制比 Side mode suppression ratio | SMSR | 30 | 40 | dB | Po=2mw | ||
跟踪误差 Tracking error | TE | -1 | 1 | dB | Im=cost,TE=10log(p/2) | ||
监视电流 Monitor current | Im | 0.1 | 0.8 | mA | Vrpd=5V,Po=2mW | ||
监视PIN暗电流 Monitor dark current | Id | 0.1 | μA | Vrpd=5V, | |||
相对强度噪声 Relative intensity noise | Rin | -155 | -134 | dB/Hz | OpRl<-40dBF=1800MHz | ||
光隔离度 Isolation | ISO | 30 | dB | ||||
带内平坦度 RF Passband flatness | BF | 4 | dB | Peak to valley,80MHz to 2400MHz In 30MHz bandpass BF<0.5 dB | |||
三阶失真 IMD3 | IMD3 | -65 | -60 | dBc | 2 tone test, f1=2200MHz, f2=2202.5MHz, OMI=20%/tone, | ||
探测器 Reveiver | 工作波长范围 Operating wavelength | λc | 1100 | 1700 | nm | ||
带宽(-3dB) Bandwidth | BW | 2.5 | GHz | ||||
结电容 Capacitance | C | 0.5 | pf | Vcc=5V | |||
暗电流 Dark current | Id | 1 | nA | Vcc=5V | |||
响应度 Responsibility | R | 0.8 | 0.85 | A/W | Vcc=5V | ||
饱和光功率 Saturation power | Psat | 3 | dBm | ||||
CSO | -70 | ||||||
CTB | -80 | ||||||
光反射损耗 Optical return loss | ORL | 45 | dB |