射频同轴电缆技术规格书
Technical Specification Sheet of RF Coaxial Cable
Model Number / 电缆型号：SFF-75-1.3-1 LL
表1 结构尺寸/Structure Parameter
Construction Specification/结构尺寸 |
Item/项目 | Material/材料及工艺 | Diameter/直径(mm) |
1. Inner Conductor/内部导体 | Silver-Plated Copper/镀银铜 | 7/0.102 (0.306±0.01） |
2. Dielectric/绝缘层 | LD-PTFE/低密度挤出聚四氟乙烯 | 1.33±0.02 |
3. Outer Conductor/外部导体 | Silver-Plated Copper Braided Wire/镀银铜线编织 | 1.78±0.10 |
4. Jacket/护套 | FEP/颜色按客户要求生产/聚全氟乙丙烯 | 2.25±0.10 |
表2 电气性能/Electrical Data
Electrical Characteristics/电气性能 |
Items/项目 | Data/指标 |
Capacitance/电容 (pF/m) | 62.5 |
Impedance/阻抗 (ohm) | 75±5 |
Velocity of Propagation/速率 (%) | 76 |
Max. Operating Frequency/工作频率 (GHz) | 3 |
Time Delay/延时 (ns/m) | 4.38 |
Voltage Withstand (AC)/耐电压 (kVrms) | 1 (1 min) |
Shielding Effectiveness/屏蔽性 (dB) | >60 |
表3 机械和环境性能/Mechanical Data
Mechanical and Environmental Characteristics/机械和环境性能 |
Items/项目 | Data/指标 |
Min. Bending Radius Static/最小弯曲半径, 单次 (mm) | 20 |
RoHS/环保 | Compliant/合规 |
Operating Temp./工作温度 (℃) | -65~150 |
Weight/重量 (kg/km) | / |
表4 衰减及功率容量/Attenuation and Power
Attenuation @ 20℃ and Sea Level, Power /衰减，20℃；功率容量，海平面 |
Frequency (GHz)/频点 | Attenuation (dB/m)/衰减 | Power (Watts CW)/功率容量 |
0.1 | 0.31 | 880 |
0.4 | 0.57 | 420 |
0.9 | 0.86 | 270 |
1.0 | 0.91 | 260 |
1.8 | 1.23 | 190 |
2.4 | 1.42 | 160 |
3.0 | 1.60 | 155 |
射频同轴电缆技术规格书
Technical Specification Sheet of RF Coaxial Cable
Model Number / 电缆型号：SFF-75-1.3-1 LL
表1 结构尺寸/Structure Parameter
Construction Specification/结构尺寸 |
Item/项目 | Material/材料及工艺 | Diameter/直径(mm) |
1. Inner Conductor/内部导体 | Silver-Plated Copper/镀银铜 | 7/0.102 (0.306±0.01） |
2. Dielectric/绝缘层 | LD-PTFE/低密度挤出聚四氟乙烯 | 1.33±0.02 |
3. Outer Conductor/外部导体 | Silver-Plated Copper Braided Wire/镀银铜线编织 | 1.78±0.10 |
4. Jacket/护套 | FEP/颜色按客户要求生产/聚全氟乙丙烯 | 2.25±0.10 |
表2 电气性能/Electrical Data
Electrical Characteristics/电气性能 |
Items/项目 | Data/指标 |
Capacitance/电容 (pF/m) | 62.5 |
Impedance/阻抗 (ohm) | 75±5 |
Velocity of Propagation/速率 (%) | 76 |
Max. Operating Frequency/工作频率 (GHz) | 3 |
Time Delay/延时 (ns/m) | 4.38 |
Voltage Withstand (AC)/耐电压 (kVrms) | 1 (1 min) |
Shielding Effectiveness/屏蔽性 (dB) | >60 |
表3 机械和环境性能/Mechanical Data
Mechanical and Environmental Characteristics/机械和环境性能 |
Items/项目 | Data/指标 |
Min. Bending Radius Static/最小弯曲半径, 单次 (mm) | 20 |
RoHS/环保 | Compliant/合规 |
Operating Temp./工作温度 (℃) | -65~150 |
Weight/重量 (kg/km) | / |
表4 衰减及功率容量/Attenuation and Power
Attenuation @ 20℃ and Sea Level, Power /衰减，20℃；功率容量，海平面 |
Frequency (GHz)/频点 | Attenuation (dB/m)/衰减 | Power (Watts CW)/功率容量 |
0.1 | 0.31 | 880 |
0.4 | 0.57 | 420 |
0.9 | 0.86 | 270 |
1.0 | 0.91 | 260 |
1.8 | 1.23 | 190 |
2.4 | 1.42 | 160 |
3.0 | 1.60 | 155 |