ATT-0205-04-SMA-02

Attenuators Overview

The ATT-0205-04-SMA-02 is a fixed coaxial attenuator from the Midwest Microwave SMA miniature series, manufactured by Cinch Connectivity Solutions. It provides a nominal attenuation of 4 dB with an operating frequency range of DC to 12.4 GHz. The device features SMA male/female connectors and supports a maximum average power rating of 2 Watts at 25°C, derating linearly to 0.5 Watts at 125°C. Peak power capacity is 200 Watts. Construction utilizes passivated stainless steel for ruggedness. VSWR is specified as 1.07 + 0.015(f GHz) max. Operating temperature ranges from -65°C to +125°C.

Attenuators Feature Summary

• Precision performance in a small, lightweight package
• Temperature stable operation across wide thermal range
• Ruggedly built with passivated stainless steel construction

Attenuators Applications

• RF and microwave test and measurement systems
• Signal conditioning in communication equipment
• Military and aerospace electronic assemblies

Attenuators Procurement Notes

Verify the specific manufacturer part number against official Cinch Connectivity Solutions documentation to ensure compliance with required electrical specifications and environmental ratings. Confirm connector gender configuration and power derating curves align with system design requirements before procurement.

Attenuators Selection Notes

Select this component when a fixed 4 dB attenuation is required within a DC to 12.4 GHz bandwidth. Ensure the application environment falls within the -65°C to +125°C operational temperature range. Verify that signal power levels remain within the 2W average and 200W peak limits, accounting for thermal derating at elevated temperatures.

Attenuators Part Context

This part belongs to the ATT-0205 series of SMA miniature fixed attenuators. The series offers various attenuation values and frequency options including DC-2, DC-4, DC-8, and DC-12.4 GHz units. These components are designed for high-performance applications requiring precision and durability in compact form factors.

Attenuators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer cross-reference guides for equivalent models.