Professional IC Distribution & Technical Solutions

The 520QF is a model of Quick-Fit (QF) connector manufactured by Amphenol RF, designed for high-frequency applications.

Manufacturer Specifications:

• Connector Type: Quick-Fit (QF)
• Series: 520QF
• Interface: Coaxial
• Impedance: 50Ω
• Frequency Range: Up to 6 GHz
• Voltage Rating: Typically 500 V RMS
• Contact Resistance: ≤ 3 mΩ
• Insulation Resistance: ≥ 5,000 MΩ
• Dielectric Withstanding Voltage: 1,500 V RMS
• Mating Cycles: ≥ 500 cycles
• Operating Temperature Range: -65°C to +165°C
• Body Material: Brass (gold-plated)
• Insulator Material: PTFE (Teflon)
• Coupling Mechanism: Snap-on (Quick-Fit)

Description:

The 520QF is a quick-disconnect RF connector designed for easy mating and unmating without requiring rotation. It is commonly used in test and measurement, telecommunications, and military/aerospace applications where rapid connections are needed.

Features:

• Quick-connect/disconnect mechanism (no threading required)
• Gold-plated contacts for reliable signal transmission
• High-frequency performance (up to 6 GHz)
• Robust construction for durability in harsh environments
• Low insertion loss for minimal signal degradation
• Compatible with standard SMA interfaces (depending on variant)

This connector is part of Amphenol RF's Quick-Fit series, ensuring compatibility with other QF-series components.