SMA connector is the most popular one among various RF connectors. SMA connector is designed to have 1/4”-36 thread mating. Besides, SMA connector series are available for RF cable types, PCB type, SMT type, receptacle type and edge mount type. SMA connector commonly is used for 0~6GHz, but offers 24GHz max.
Wellshow Technology manufactures various SMA connectors and custom SMA RF cable assemblies in Taiwan. We can provide good quality SMA connectors in short time and welcome OEM or customized RF connector. Contact us by email or call us 886-2-24270488 to start business!
SMA Connector Series
All SMA Connector | |
SMA Plug Connector | SMA Jack Connector
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Information
SMA connector is a precision coaxial connector for microwave applications. The maximum frequency is 24 GHz, recommended frequency range up to 18 GHz. SMA connector have a threaded interface and 50 ohm impedance.
SMA connector are available in various quality classes for different applications with different material options. Various SMA connector are widely used in Telecommunication, GPS Vehicle Tracking System, Wireless LAN (WLAN or Wi-Fi), Microwave Components, Aero and precise testing instrumentation.
Standard and Reverse Polarity SMA connector have high quality and characterized by high durability, high mechanical stability, long service life and optimum electrical features.
Product Range
- Cable Connectors (straight and right angle) for flexible, semi-flex and semi-rigid cables
- PCB connectors (straight and right angle)
- Panel connectors in various flanges
- Adaptors
Application
- Cable Assembly
- Antenna
- Microwave Comonents
- Aero
- Instrumentation
- W-LAN
- Vehicle Tracking System
- GPS
- Telecommunications
- Cellular Mobile System
Specification
SMA Connector Technical Characteristics
| Electrical | |
| Impedance | 50 ohm |
| Frequency range | 0 ~ 18 GHz |
| VSWR | Straight type ≤ 1.3 max. |
| R/A type ≤ 1.5 max. | |
| Dielectric withstanding voltage | 1000 V rms min. for RG142, RG405 750 V rms min. for RG316, RG402 500 V rms min. for RG178 |
| Working voltage | 500 V rms max. for RG142, RG405 375 V rms max. for RG316, RG402 170 V rms max. for RG178 |
| Center contact resistance | ≤ 6.0 mΩ (Milliohms max.) |
| Outer contact resistance | ≤ 2.0 mΩ (Milliohms max.) |
| Insulation resistance | ≥ 5×103 MΩ (Megohms min.) |
| Mechanical | |
| Coupling | 1/4-36 thread |
| Contact Retention | 15 in-lbs. min. |
| Mating torque | 2 in-lbs. min. |
| Mating Durability | 500 cycles min. (For Beryllium copper contact only) |
| Environmental | |
| Temperature Range | −65ºC ~ +155 ºC |
| Vibration | MIL-STD-202 Meth. 204 |
| Corrosion resistance | MIL-STD-202 Meth. 101 |
| Materials | |
| Body, coupling nut | Brass, Non-magnetic stainless steel |
| Insulator | Teflon |
| Center contact | Brass for male, Beryllium copper for female |
| Crimping sleeve | Annealed Brass |
| Body plating | Nickel (Ni), Gold (Au), Passivated |
| Center contact plating | Gold (Au) |
Note: These characteristics are typical and may not apply to all connectors.
