SMA Male RF Coaxial Connector – Microstrip Type, Four-Hole Flange Mount
Product Overview
The SMA series is a widely used threaded RF coaxial connector known for its compact size, wide frequency bandwidth, excellent mechanical and electrical performance, and high reliability. It is well-suited for demanding applications in microwave communication, aerospace navigation, and microwave measurement equipment. Designed in accordance with MIL-C-39012 and IEC60169-15, the connector is fully interchangeable with equivalent global products.
Applications
Ideal for telecommunications, wireless communication systems, networking equipment, radar, and aerospace electronics.
Key Features
Four-hole flange mount for secure and vibration-resistant installation
SMA male interface with threaded coupling for stable RF connection
Tail end of the inner conductor features a slot (width 0.5 mm, depth 1.5 mm) for improved soldering compatibility
Compact and lightweight design
Supports broad frequency ranges with excellent return loss and low VSWR
Long service life and strong environmental durability
Product Appearance
Important Technical Parameter
| Electrical property | Temperature range | -65～+125℃ |
| Characteristic impedance | 50Ω | Frequency range | DC-18GHz |
| Dielectric withstanding voltage | 1000V | VSWR | ≤1.05+0.012F(GHz) |
| Insulation resistance | ≥5000MΩ | Insertion loss | ≤0.05√F(GHZ)dB |
| Contact resistance | Center conductor | ≤3.0mΩ | Mechanical property |
| Outer conductor | ≤2.0mΩ | Durability | 500times |
Materials and Surface Treatment
| Center conductor | Brass, gold plating | Insulating medium | PTFE |
| Outer conductor | Stainless steel, passivating | Sealing ring | Silicon rubber |
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SMA Male RF Coaxial Connector – Microstrip Type, Four-Hole Flange Mount Images
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