Description
1550nm200MHz光纤耦合
多用于光纤振动传感、DVS、OTDR、测风雷达等领域
型号
G-1550-200-L-D-T-G3-A-T-L
关键性能
低插入损耗
紧凑
性能稳定
参数
| 参数 | 单位 | 最小 | 最大 | 常规 | 备注 |
| 材料 | TeO2 | ||||
| 波长 | nm | 1520 | 1580 | 1550 | |
| 平均光功率 | W | 0.5 | |||
| 峰值（脉冲）光功率 | kW | 0.5 | |||
| 超声波声速 | m/s | 4200 | |||
| 插入损耗 | dB | 4 | 5 | 4.5 | |
| 消光比 | dB | 55 | 65 | 60 | |
| 回波损耗 | dB | 40 | |||
| 上升沿时间 | ns | 8 | 11 | 10 | |
| 频率 | MHz | 200 | |||
| 射频功率 | W | 3.5 | |||
| 电压驻波比 | 1.5:1 | ||||
| 输入阻抗 | Ω | 50 | |||
| 器件接口 | SMA | ||||
| 光纤类型 | SMF28e | ||||
| 光纤长度 | m | 1 | |||
| 光纤接口 | FC/APC | ||||
| 工作温度 | ℃ | -20~60 | |||
| 储存温度 | ℃ | -30~70 |
1550nm200MHz fiber coupling
It is widely used in optical fiber vibration sensing, DVS, OTDR, wind radar and other fields
model
G – 1550-200 – T – G3 – L – D – A – T – L
Key performance
Low insertion loss
compact
Stable performance
Conventional performance parameters
| Parameter | Unit | The minimum | The biggest | Conventional | Note |
| Material | TeO2 | ||||
| The wavelength | nm | 1520 | 1580 | 1550 | |
| Average optical power | W | 0.5 | |||
| Peak (pulse) optical power | kW | 0.5 | |||
| Ultrasonic velocity | m/s | 4200 | |||
| Insertion loss | dB | 4 | 5 | 4.5 | |
| Extinction ratio | dB | 55 | 65 | 60 | |
| Return loss | dB | 40 | |||
| Rising time | ns | 8 | 11 | 10 | |
| Frequency | MHz | 200 | |||
| Radio frequency power | W | 3.5 | |||
| Voltage standing wave ratio | 1.5：1 | ||||
| The input impedance | Ω | 50 | |||
| The device interface | SMA | ||||
| Optical fiber type | SMF28e | ||||
| Fiber length | m | 1 | |||
| Optical fiber interface | FC/APC | ||||
| Working temperature | ℃ | -20~+60 | |||
| Storage temperature | ℃ | -30~+70 |
