M3933/30-31N

Overview

The M3933/30-31N is a coaxial RF attenuator manufactured by Amphenol SV Microwave, designed for high-frequency applications. It features a 2.92mm connector interface with female-to-male gender configuration. The component operates within a frequency range of 0 Hz to 40 GHz and provides an attenuation value of 18 dB at 50 Ohms impedance. It supports a power rating of 2 W and functions reliably across a temperature range of -65°C to +165°C.

Feature Summary

• Provides fixed 18 dB signal attenuation in a compact coaxial form factor
• Supports ultra-wideband operation up to 40 GHz using 2.92mm connectors
• Engineered for extreme thermal environments with a wide operating temperature range

Applications

• High-frequency test and measurement instrumentation
• Microwave communication systems requiring precise signal reduction
• Defense and aerospace radar subsystems

Procurement Notes

Verify the specific datasheet version for the M3933/30-31N to confirm exact electrical tolerances and mechanical dimensions. Ensure compatibility with 2.92mm mating interfaces. Check for RoHS compliance status and export control classifications such as ECCN before finalizing procurement orders.

Selection Notes

Select this component when a fixed 18 dB attenuation is required at frequencies extending to 40 GHz. The 2.92mm interface offers superior performance over SMA types. Consider the 2 W power handling limit and the broad temperature range for suitability in demanding operational environments.

Part Context

This part belongs to the M3933 series of RF attenuators from Amphenol SV Microwave. The series includes various models with different attenuation values and connector types, such as SMA and 2.92mm configurations. These components are standardized for military and industrial use, ensuring consistent performance across diverse high-frequency applications.

Replacement Considerations

M3933/30-31S is a parametric equivalent screened variant. Verify that the screened version meets all environmental requirements if shielding is necessary.