SMB 连接器
卡入式宽带射频互连器件专为紧凑型高密度系统集成而设计
概述
在 Amphenol RF，我们的 SMB 连接器系列为寻求紧凑型快速连接射频接口的工程师和买家提供了成熟的多功能解决方案。SMB 系列支持宽带性能、50 Ω（和专用 75 Ω）阻抗选项以及广泛的电缆和 PCB 兼容性，使其成为从仪器仪表到无线基础设施等各种应用的理想之选。
SMB 系列采用卡入式耦合机制，符合 MIL-C-39012 接口标准和 MIL-STD-348 设计规范，在节省空间的封装与可靠的电气性能之间实现了平衡。
特点和优势
- 卡入式耦合机制缩短了安装时间，可在现场或装配环境中快速接合/拆卸。
- 宽带能力：标准设计支持直流至 ~4 GHz，扩展型额定频率可达 ~10 GHz。
- 提供 50 Ω 和 75 Ω 阻抗变体，支持标准射频系统和视频/广播应用。
- 紧凑的超小型外形尺寸，适合空间受限的板对电缆或电缆对板架构。
- 多种电镀和材料选择（镍、金、锡铅）可满足成本、腐蚀或可焊性要求。
- 低插入力 PCB 滑入式插头/插孔变体可实现密集的板对板配置，并将配接应力降至最低。
主要技术细节
- 阻抗：50 Ω 标准；75 Ω 变体可用于广播/视频中心系统。
- 频率范围：在标准 SMB 设计中，频率范围为 DC 至 ~4 GHz；在扩展范围版本中，频率范围可达 ~10 GHz（取决于连接器配置和电缆）。
- 配接周期：SMB 系列的典型配接周期最少为 500 次。
- 温度范围：典型值为 -65 °C 至 +165 °C；性能可能因配置和电缆类型而异。
- 特殊功能：卡入式耦合、50 Ω/75 Ω 选项、多种电镀选项；请注意，Amphenol RF 的标准 SMB 系列不是密封的，该系列未列出 IP 级密封变体。
应用
SMB 连接器系列适用于多种系统用途：
- 需要紧凑型快速连接射频接口的无线基础设施和基站模块。
- 需要频繁配接/拆卸操作以及电路板安装或电缆安装集成的仪器和测试设备。
- 利用 75 Ω SMB 变体实现阻抗匹配信号路径的广播和视频链路系统。
- 需要空间效率高、高密度射频互连解决方案的 GPS、遥测和数据通信平台。
- 需要成熟供应链、全球可用性和可重复射频性能的系统中的电缆到板或板到板互连。
了解我们完整的 SMB 标准产品连接器阵容。如果您需要定制端接、替代材料、特殊电镀或标准产品之外的定制变体，请联系我们的工程团队，以获得定制解决方案。
Specifications
SMB Connectors
Electrical
| Impedance | 50 Ohm |
| Frequency Range | DC - 4 GHz (DC - 10 GHz on Extended Range Designs) |
| Voltage Rating | 335 Volts RMS Continuous |
| Dielectric Withstanding Voltage | 1000 VRMS Max |
| VSWR (Return Loss) |
|
|
RG-178/RG-196 Group
|
|
|
Straight Connectors
|
1.30 + .04 f (GHz) |
|
Right Angle Connectors
|
1.45 + .06 f (GHz) |
|
RG-174/RG-316/RG-188 Group
|
|
|
Straight Connectors
|
1.25 + .04 f (GHz) |
|
Right Angle Connectors
|
1.35 + .04 f (GHz) |
| Insulation Resistance | 1000 MΩ Min |
| Center Contact Resistance | 6 mΩ Max |
| Outer Contact Resistance | 1 mΩ Max |
| RF Leakage | -120 dB Max (DC - 3 GHz) |
| Insertion Loss |
|
|
Straight Connectors
|
.30 dB @ 1.5 GHz Max |
|
Right Angle Connectors
|
.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) except high temp test @ +200°C |
| Corrosion | MIL-STD-202 Method 101 (Test Condition B) 5% Salt Solution |
| Vibration | MIL-STD-202 Method 204, snap on (Test Condition B) (15G's) |
| Mechanical Shock | MIL-STD-202 Method 213, snap on (Test Condition B) 75 G's @ 6 milliseconds 1/2 sine |
| Moisture Resistance | MIL-STD-202 Method 106 |
| Altitude | MIL-STD-202 Method 105 (Test Condition C) |
Mechanical
| Mating Cycles | 500 Min |
| Coupling Mechanism | Snap-On |
| Interface Specification | MIL-STD-348 |
| Engagement Force | 14 lbs (62 N) Max |
| Disengagement Force | 2 lbs (8.9 N) Max |
Note: These characteristics are typical and may not apply to all connectors.
Connector configurations may affect performance.
Interface Dimensions
Plug
Jack
相关资源
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PSMP Connector Series
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HD-EFI Connector Series
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SMPM Connector Series
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Amphenol RF HD-EFI Product Series Solutions Guide
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Amphenol RF offers a robust range of RF interconnect solutions specifically designed for instrumentation applications requiring high-frequency performance, low signal loss, and enhanced reliability. Their product portfolio includes various connectors such as 1.0-2.3, 2.92 mm, BNC, HD-BNC, N-Type, and SMA, along with precision adapters, RF adapters, and precision test cables—all engineered to minimize signal degradation and ensure consistent performance in demanding test environments. These solutions are ideal for applications like network and spectrum analyzers, signal generators, RF/microwave testing, telemetry systems, handheld testers, and automated test equipment. Amphenol’s core strengths lie in ruggedized designs that resist dust, vibration, and corrosion, IP67/IP68-rated waterproof sealing for protection against environmental elements, and high-precision, low-loss cable assemblies that support long-distance signal transmission.
White Paper: High Density Interconnect Standards
The "High Density Interconnect Standards for Next Generation Broadcast Networks" paper discusses the HD-BNC connector, designed to meet modern broadcast systems' demands for higher density and performance. HD-BNC offers significant density improvements over traditional BNC connectors, with a 75 ohm interface optimized for high bandwidth up to 6 GHz. It maintains robustness and user-friendly bayonet-style mating, providing better mechanical and RF performance than other high-density alternatives like 1.0/2.3 and Mini-BNC. The HD-BNC's design ensures compatibility with industry-standard tools and cables, making it a superior choice for next-generation broadcast applications.
12G SDI Broadcast Solutions
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12G Isolated BNC and HD-BNC Connector Series
Amphenol RF's 12G Isolated BNC and HD-BNC connectors are designed for high-performance broadcast applications, offering 12 Gbps performance per SMPTE standard with additional signal isolation. These 75 Ohm connectors are available in straight and right-angle configurations, providing design flexibility for densely packed applications, and feature a unique dielectric sleeve for isolation, preventing body to panel grounding. They are ideal for mobile broadcast, HD cameras, digital signage, and other video-related applications.
2003 Full Line Product Catalog
The Amphenol 2003 Full Line Catalog features a comprehensive range of connectors, including subminiature (MMCX, MCX, 1.0/2.3, SMB, SMC, SMA), miniature (BNC, TNC, Reverse Polarity), and standard types (Twinaxial, Twin BNC, Triax, UHF, Mini-UHF). Each section provides detailed specifications, available configurations, and applications for various industries, such as telecommunications, instrumentation, military, and industrial use. The catalog also includes cable assembly instructions and a glossary for additional support.
2006 Full Line Product Catalog
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Connex Product Catalog
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4.3-10 Connector Series
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18 GHz N Type Connector Series
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Sealed FAKRA Connector Series
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Connectors Optimized for Low Loss Cables
The "Connectors Optimized for Low Loss Cables" guide by Amphenol RF features redesigned SMA, TNC, and N-Type connectors specifically tailored for Low Loss cables. These connectors, which include straight and right-angle plugs and jacks, provide enhanced shielding, improved grounding, and low signal loss for applications requiring high reliability, such as smart city infrastructure and IoT antenna systems. They support frequencies up to 12.4 GHz for SMA and 6 GHz for TNC and N-Type connectors, ensuring consistent electrical performance and quick, secure assembly with standard hex crimp tooling.
SMA Panel Mount Receptacles
The Amphenol RF SMA Panel Mount Receptacles cut sheet details high-performance connectors supporting frequencies from DC to 18 GHz. These stainless steel receptacles are available in multiple panel mounting configurations, including 2 and 4-hole flanges, with various termination options such as post contacts, solder cups, and tab contacts. The connectors are suitable for applications like RF amplifiers, microwave filters, and power dividers, offering excellent VSWR performance and robust mechanical construction.
Cable Connector Guide
The Amphenol Connex Cable Connector Guide provides an extensive selection of RF connectors and adapters, detailing common parts for popular cable types. The guide emphasizes uncompromised quality, vast selection, and superb technical support, while also offering customization options for specific customer needs. It includes information on crimp tooling compatible with industry-standard crimp die set dimensions, ensuring reliable and efficient assembly.
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50 Ohm SMB Plug to Plug Cable Assemblies
The Amphenol RF SMB Plug to Plug Cable Assemblies datasheet details versatile and reliable 50 ohm assemblies with flexible coax cables, available in various lengths and configurations. These assemblies feature a push-on coupling mechanism, are suitable for applications like test and measurement equipment, and support performance up to 4 GHz (or 1 GHz for RG-174 cables).
BNC vs. HD-BNC: What's the Difference?
Discover the key differences between the classic BNC connector and the high-performance HD-BNC connector in this quick comparison! From size and signal performance to applications in broadcasting, telecommunications, and beyond, find out which connector is best for your needs.
Smaller Size, Bigger Performance
High-Density Connections
Perfect for Modern High-Frequency Systems
Watch now to see why HD-BNC might be your next go-to solution!
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Our Website:
https://www.amphenolrf.com
Ask An Engineer: What are Reverse Polarity Connectors?
Whether you're an RF enthusiast, a tech aficionado, or just curious about the intricacies of connectors, this video breaks down how reverse polarity works in RF connectors.
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www.facebook.com/officialAmphenolRF
www.linkedin.com/company/amphenol-rf/mycompany/
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www.amphenolrf.com
Ruggedized & IP67 RF Connector Solutions | Tech Chat - Amphenol® RF with Mouser Electronics
View full article:https://www.allaboutcircuits.com/tech-chats/ruggedized-ip67-rf-connector-solutions-tech-chat-amphenol-rf-with-mouser-electronics/
Tech Chats is a video series highlighting long-form conversations with industry experts about the features, applications, and technical specs of newly-released products. For more information, as well as all the latest All About Circuits projects and articles, visit the official website at http://www.allaboutcircuits.com/
Check out Mouser's profile on All About Circuits and see more
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Assembly Guide For Coaxial Connector (TNC)
In this video, we had one of our engineers give a step-by-step tutorial on how to install a coaxial connector (TNC) on an RG-58 cable. This engineer is following our 3 Pc Crimp - Crimp instructions which you can find in the link below, free to download.
Download the 3 Pc Crimp - Crimp assembly instructions here:
https://www.amphenolrf.com/031-2367-rfx.html
For Additional connector instructions:
https://www.amphenolrf.com/rf-connector-assembly-instructions
Check us out on social media:
www.facebook.com/officialAmphenolRF
www.linkedin.com/company/amphenol-rf/mycompany/
https://twitter.com/AmphenolRF
SCTE Expo Imagine Zone - The Future of RF Connectors: 10G and Beyond
The Future of RF Connectors for DOCSIS 4.0 and Beyond
The introduction of NDX, a new futureproof RF connector explicitly designed for DOCSIS 4.0 networks and the trend for consumer-facing self-installations.
This presentation will explore the need to supplant the venerable Type F connector in order to improve robustness, reduce the total cost of ownership, and provide high performance for 10G and beyond.
Learn more about us at amphenolbroadband.com
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