FMAT7490-3

Attenuators Overview

The FMAT7490-3 is a 3 dB fixed RF attenuator manufactured by Fairview Microwave, designed for inline module applications. It operates within a frequency range of 0 Hz to 6 GHz and maintains a characteristic impedance of 50 Ohms. The component features NEX10 connectors and is rated for a maximum power handling capacity of 5 Watts. Constructed with a brass tri-metal body, it ensures reliable performance in high-frequency environments.

Attenuators Feature Summary

• Provides precise 3 dB signal attenuation for RF circuits
• Supports DC bias through the attenuator structure
• Utilizes robust brass tri-metal construction for durability

Attenuators Applications

• RF test and measurement setups requiring signal reduction
• Inline module integration in communication systems
• Bias tee configurations for active device testing

Attenuators Procurement Notes

Verify connector compatibility and power ratings against system requirements before procurement. Confirm availability status as distribution may vary. Ensure environmental conditions align with operational specifications. Check datasheet for detailed mechanical dimensions and mounting constraints. Validate frequency response characteristics for specific application needs.

Attenuators Selection Notes

Select this model when a 3 dB attenuation value is required within the 0 Hz to 6 GHz bandwidth. Consider the 5 Watt power rating for high-power signal paths. The NEX10 interface dictates mating connector choices. Evaluate the brass tri-metal body material for corrosion resistance and thermal stability in the intended operating environment.

Attenuators Part Context

This component belongs to the family of connectorized attenuators produced by Fairview Microwave. It serves as a passive interconnect device used to reduce signal amplitude without significant reflection. The design focuses on maintaining impedance matching and low VSWR across the specified frequency range for stable signal integrity.

Attenuators Replacement Considerations

No public confirmed substitute part numbers are available.