RF Connector SMA Male for RG58 RG142 Cable Crimp Type SMA-C-J3

The model of SMA Male for RG58 RG14 is SMA-C-J3.SMA connectors are commonly used to provide RF connections between circuit boards and many microwave components, including filters, attenuators, mixers, and oscillators. The connectors feature a threaded external connection interface with a hexagonal shape that allows for wrench-tightening. They can be tightened to the correct seal using a special torque wrench, allowing for a good connection without overtightening.
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Description

Product Overview

 

The model of SMA Male for RG58 RG14 is SMA-C-J3.SMA connectors are commonly used to provide RF connections between circuit boards and many microwave components, including filters, attenuators, mixers, and oscillators. The connectors feature a threaded external connection interface with a hexagonal shape that allows for wrench-tightening. They can be tightened to the correct seal using a special torque wrench, allowing for a good connection without overtightening.

The first SMA connectors were designed for use with 141 semi-rigid coaxial cable. The original SMA connectors can be called minimal connectors because the center of the coaxial cable forms the center pin of the connection, eliminating the need for a transition between the coaxial center conductor and the special connector center pin.

SMA Male for RG58 RG14
SMA-C-J3

 

Advantages and Disadvantages

 

The advantage is that the cable dielectric connects directly to the interface without an air gap. The disadvantage is that only a limited number of connect/disconnect cycles are possible. However, this is less likely to be a problem for applications using semi-rigid coaxial cable, as the installation is typically fixed after initial assembly.

 

Electrical

 

Impedance

50Ω

Frequency Range

0-6GHz

Working Voltage

≤335V

VSWR

≤1.2

Insulation Resistance

≥1000mΩ

Withstanding Voltage

750V

Center Contact Resistance(mΩ)

≤5

Outer Contact Resistance(mΩ)

≤2.5

Durability

500 cycles

 

Material and Plating

 

SMA-C-J3

Material

Plating

Body

Brass

Gold

Center conductor

Brass

Gold

Crimp Ferrule

Brass

Gold

Insulator

PTFE

 

 

Environmental

 

Temperature Range

-40℃ ~ +125℃

Humidity

<95%

Salt-fog Test

48h

 

Zhenjiang Tongda Electronics Co., Ltd. is a professional manufacturer of SMA Male for RG58 RG14, providing you with products suitable for you.

 

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