FMSW1111

RF Switches Overview

The FMSW1111 is a reflective SPDT wideband PIN diode coaxial switch manufactured by Fairview Microwave. It operates within the frequency range of 52 GHz to 72 GHz, utilizing a 1.85mm connector interface with a nominal impedance of 50 ohms. The device supports a maximum input power of 20 dBm and features a switching speed of up to 100 nanoseconds. Electrical performance specifications include an insertion loss ranging from 4.5 dB to 6 dB and isolation levels between 30 dB and 37 dB across the operational band.

RF Switches Feature Summary

• Reflective single-pole double-throw (SPDT) configuration for signal routing
• Wideband operation covering the 52 GHz to 72 GHz millimeter-wave spectrum
• Utilizes high-speed PIN diode technology for rapid switching transitions
• Designed for high-frequency test and measurement applications

RF Switches Applications

• Millimeter-wave automated test equipment
• Phased array radar testing systems
• Satellite communication link verification
• High-frequency component characterization setups

RF Switches Procurement Notes

Verify the specific datasheet version and manufacturer documentation to confirm current electrical tolerances and mechanical dimensions. Ensure that the 1.85mm connector compatibility matches the existing system infrastructure. Confirm that the maximum power rating of 20 dBm aligns with the intended signal levels to prevent device damage during operation.

RF Switches Selection Notes

Select this component when application requirements demand switching capabilities in the 52 GHz to 72 GHz range. Consider the insertion loss characteristics between 4.5 dB and 6 dB relative to system budget constraints. Evaluate the 100 ns switching speed against timing requirements. Ensure the reflective nature of the switch is compatible with the source and load impedances in the circuit design.

RF Switches Part Context

The FMSW1111 belongs to the Fairview Microwave line of RF coaxial switches, specifically designed for high-frequency applications. It complements other components in their portfolio by providing reliable signal path control in millimeter-wave environments. The product is categorized under coaxial switches and utilizes standard 1.85mm interfaces for connectivity.

RF Switches Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.