SMC 连接器
多功能螺纹射频互连器件可提供高达 10 GHz 的宽带性能
概述
Amphenol 射频 SMC 连接器是经过精密设计的超小型螺纹同轴接口，专为射频和微波应用而优化。它们符合 MIL-STD-348，确保与行业标准设备兼容，同时提供高达 10 GHz 的可靠 10-32 UNF 螺纹耦合。这些 50 Ω（和 75 Ω 变体）连接器可提供直式和直角 PCB、隔板和电缆安装格式，是空间受限环境的理想选择。
紧凑的设计支持无线系统、视频仪表、测试设备和汽车遥测。通过压接和焊接端接，Amphenol RF 可提供灵活的配置选项，以满足不同的装配需求。如果您的应用需要定制电缆组件或配置，请立即联系我们。
特性和优势
- 宽带性能：从直流到 10 GHz 的 50 Ω 低驻波比；75 Ω 版本也可满足视频/广播需求
- 可靠的耦合：10-32 UNF 螺纹接口可确保稳定连接和抗振性
- 外形紧凑：超小型尺寸，适合狭小的 PCB 布局和便携式设计
- 多种安装方式：提供直角、隔板、PCB 安装和电缆安装配置
- 高品质表面处理：镀金黄铜触点确保出色的导电性和耐腐蚀性
主要技术细节
- 阻抗标准阻抗为 50 Ω；可提供 75 Ω 变体
- 频率范围DC-10 GHz（连接器性能；取决于电缆 PCB）
- 耦合机制：10-32 UNF 螺纹式
- 连接器配置：直头、直角、隔板、PCB、电缆安装；压接或焊接端接
- 合规性兼容 MIL-STD-348
- 触点电镀黄铜镀金，可靠、低损耗
应用
- 无线/基站射频前端
- 测试和测量仪器
- 视频系统和广播设备
- 汽车 GPS 和遥测
- 紧凑型 PCB 射频网络和微波模块
了解我们的标准 SMC 连接器产品系列，实现可靠的宽带同轴连接。如果您的设计需要定制端接、方向或封装格式，我们的工程团队随时准备提供帮助--请立即联系我们。
Specifications
SMC Connectors
Electrical
| Impedance | 50 Ohm |
| Frequency Range | DC - 4 GHz (DC - 10 GHz on Extended Range Designs) |
| Voltage Rating (Sea Level) | 335 Volts RMS Continuous |
| Voltage Rating (70,000 ft) | 85 Volts RMS Continuous |
| Dielectric Withstanding Voltage |
|
|
RG-178/RG-196 Group
|
750 VRMS Min |
|
RG-174/RG-316/RG-188 Group
|
1000 VRMS Min |
| VSWR (Return Loss) |
|
|
RG-178/RG-196 Group
|
|
|
Straight Connectors
|
1.30 + .04 f (GHz) DC - 4GHz |
|
Right Angle Connectors
|
1.45 + .06 f (GHz) DC - 4GHz |
|
RG-174/RG-316/RG-188 Group
|
|
|
Straight Connectors
|
1.25 + .04 f (GHz) DC - 4GHz |
|
Right Angle Connectors
|
1.35 + .04 f (GHz) DC - 4GHz |
| Insulation Resistance | 1000 MΩ Min |
| Center Contact Resistance | 6 mΩ Max |
| Outer Contact Resistance | 1 mΩ Max |
| RF Leakage | -55 dB Max (2 - 3 GHz) |
| Insertion Loss |
|
|
Straight Connectors
|
0.30 dB @ 1.5 GHz Max |
|
Right Angle Connectors
|
0.60 dB @ 1.5 GHz Max |
| Power Handling | 95 W @ 1 GHz @ 25ºC |
Environmental
| Temperature Range | −65°C to +165°C |
| Thermal Shock | MIL-STD-202 Method 107 (Test Condition B) |
| Corrosion | MIL-STD-202 Method 101 (Test Condition B) |
| Vibration | MIL-STD-202 Method 204 (Test Condition D) |
| Mechanical Shock | MIL-STD-202 Method 213 (Test Condition B) |
| Moisture Resistance | MIL-STD-202 Method 106 |
Mechanical
| Mating Cycles | 500 Min |
| Coupling Mechanism | Threaded |
| Interface Specification | MIL-STD-348 |
| Mating Torque | 0.3 N-m (3 in-lbs) |
Note: These characteristics are typical and may not apply to all connectors.
Connector configurations may affect performance.
Interface Dimensions
Plug
Jack
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