Technical Specifications

Temperature Range -45~+85°C
Characteristics Impedance 50Ω
Frequency Range DC~8.5GHz
Dielectric Withstanding Voltage 500V RMS
Insulation Resistance ≥1000MΩ
VSWR ≤1.2(DC~6GHz)
Durability 500 cycles
Salt Spray 72 hours
Surface Treatment Gold 0.2 micron
Temperature Range -45~+85°C
Characteristics Impedance 50Ω
Frequency Range DC~8.5GHz
Dielectric Withstanding Voltage 500V RMS
Insulation Resistance ≥1000MΩ
VSWR ≤1.2(DC~6GHz)
Durability 500 cycles
Salt Spray 72 hours
Surface Treatment Gold 0.2 micron

General Specifications

Part Number 21B00661400
Part Number 21B00661400

Product Insights

Xinsheng SMA connectors are one of the products made in our factory. This specific model maintains all kinds of international standards.

#1 Wide Frequency Range

The SMA JB3 supports a wide frequency range, making it suitable for high-frequency (HF) systems. This feature ensures stable signal transmission in various applications.

#2 Low VSWR

The Voltage Standing Wave Ratio (VSWR) measures signal reflection in RF systems. The SMA JB3 has a low VSWR, which means better signal integrity and minimal loss.

#3 Durability

The SMA JB3 is built to last. Its robust design ensures long-term performance, even in demanding environments.

#4 High-Quality Surface Treatment

The SMA JB3 features high-quality plating, which improves conductivity and corrosion resistance. This makes it ideal for RF modules and assemblies.
Xinsheng SMA Connector is highly versatile. It can be used in a wide range of applications. We also offer customization solutions. You can ask for custom sizes, and through rapid prototyping, you can get your desired SMA size.

High-Frequency (HF) Systems

The SMA JB3 is perfect for HF systems because it handles high-frequency signals with minimal loss. It is ideal for radar systems, satellite communications, and microwave links. The low insertion loss ensures signals remain strong and clear, even at higher frequencies. Engineers prefer the SMA JB3 for RF circuits where signal integrity is critical. It's 50-ohm impedance matches most HF equipment, reducing reflections and interference. Whether in military communications or avionics, the SMA JB3 delivers consistent performance.

Wireless Communications

Many wireless communication devices rely on SMA connectors for stable connections. The SMA JB3 is widely used in Wi-Fi routers, 5G base stations, and IoT sensors due to its low VSWR and high durability. In cellular networks, it ensures strong signal transmission between antennas and transceivers. The SMA JB3 provides a secure, low-loss connection for RFID systems. Even in Bluetooth modules, this connector helps maintain signal strength. Its gold-plated contacts improve conductivity, reducing power loss in high-speed data transmission. Whether for consumer electronics or industrial wireless systems, this model is an effective choice.

Test and Measurement Equipment

Precision is crucial in test and measurement equipment, and the SMA JB3 delivers accurate signal transmission. Due to its low noise and high repeatability, it is commonly used in spectrum analyzers, network analyzers, and signal generators. Lab technicians prefer it for RF testing because it minimizes signal distortion. The threaded coupling mechanism ensures a stable connection, even during frequent plugging and unplugging. The SMA JB3 provides clean signal capture for oscilloscope probes. Its robust construction makes it suitable for field testing and harsh environments. Engineers trust this model for consistent results when calibrating RF systems.

Antenna Connections

The SMA JB3 is also popular for antenna connections because of its low VSWR and secure locking mechanism. It is used in GPS antennas, drone communication systems, and radio transceivers. The hex nut design allows for easy installation with a wrench, preventing loosening from vibrations. This model withstands extreme temperatures and moisture in marine and aerospace applications. This connector ensures minimal signal loss for amateur radio (HAM) setups. Its compact SMA size is ideal for small antennas in IoT devices and mobile gadgets. This model provides a reliable RF link for indoor or outdoor use.

RF Modules and Assemblies

Many RF modules use the SMA JB3 due to its compact size and high performance. It is found in RF transceivers, microwave amplifiers, and telemetry systems. The solder-type male connector is perfect for PCB mounting in wireless sensor networks. This model ensures stable signal delivery in medical devices, such as RF ablation systems. Its gold-plated center pin enhances conductivity, reducing power loss in high-frequency circuits. This connector provides a secure, interference-free connection for automotive radar systems. Engineers choose the SMA JB3 for custom RF assemblies because of its durability and ease of integration.
Xinsheng Electronics is a trusted manufacturer of SMA RF connectors. There are several reasons to choose our products. First, Xinsheng Electronics is a China-based Manufacturing Company. We offer reliable and active services to every country in the world. We provide cost-effective solutions for RF connectors. Second, Xinsheng Electronics RF connectors are highly reliable. International organizations like ISO, RoHS, and more have already approved the product's robust construction. We also offer customizations, including rapid prototyping and manufacturing. Third, Xinsheng Electronics RF connectors work with various SMA fittings and SMA adaptors. We follow international standards, so our products can easily fit into most radio frequency appliances. Fourth, Xinsheng Electronics offers quick and reliable customer service and after-sales customer support. For more information, feel free to contact us.