HMC547LC3

RF Switches Overview

The HMC547LC3 is a GaAs MMIC SPDT nonreflective switch operating from DC to 28.0 GHz. It features an insertion loss of 1.9 dB and typical off-isolation of 40 dB. The device operates on a single 5 V supply with a current draw of 1 mA. It is housed in a 16-CSMT (3x3) package and functions within a temperature range of -40°C to +85°C.

RF Switches Feature Summary

• High isolation performance across a broad frequency spectrum
• Nonreflective absorptive topology for signal integrity
• Low power consumption suitable for portable systems

RF Switches Applications

• RF communications infrastructure
• Defense and military radar systems
• Aerospace electronic warfare suites
• Test and measurement instrumentation

RF Switches Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm lot traceability and moisture sensitivity level handling requirements during storage and assembly. Review the latest product change notice for any manufacturing updates or material declarations prior to integration into final designs.

RF Switches Selection Notes

Select this component for high-frequency applications requiring low reflection and high isolation. Ensure the design accommodates the specific 16-CSMT footprint dimensions. Verify that the system power budget aligns with the single-supply requirement and thermal dissipation capabilities of the chosen substrate.

RF Switches Part Context

This part belongs to the HMC547 series of broadband switches manufactured by Analog Devices Inc. It utilizes GaAs MESFET technology to achieve wideband performance. The LC3 suffix denotes the specific lead-free ceramic QFN package variant designed for surface mount assembly.

RF Switches Replacement Considerations

HMC547ALC3 is listed as a direct substitute. Verify pinout compatibility and electrical parameter equivalence before substitution.