HMC646LP2ETR

RF Switches Overview

The HMC646LP2ETR is an SPDT RF switch from Analog Devices Inc., designed for transmit/receive and LNA protection applications. It operates within a frequency range of 100 MHz to 2.1 GHz. The device features a typical insertion loss of 1.3 dB and offers 32 dB of off-isolation. It supports a power handling capability of 40 W and includes failsafe switching functionality. The component functions reliably across an operating temperature range of -40°C to +85°C.

RF Switches Feature Summary

• SPDT configuration with integrated failsafe switching mechanism
• High power handling capability suitable for transmit paths
• Leadless DFN surface mount package design

RF Switches Applications

• Transmit/Receive (T/R) module switching
• Low Noise Amplifier (LNA) protection circuits
• Cellular and TD-SCDMA RF front-end systems

RF Switches Procurement Notes

Verify current availability status as supply may be limited or restricted. Confirm RoHS compliance details and specific packaging requirements prior to ordering. Ensure the selected variant matches the required failsafe logic and power specifications for the target application environment.

RF Switches Selection Notes

Select this component for applications requiring high power handling in the sub-2.1 GHz range. Consider the SPDT topology and failsafe feature when designing T/R switches. Evaluate thermal management needs given the 40W power rating and ensure the DFN package fits the PCB layout constraints.

RF Switches Part Context

This part belongs to the HMC646 series of reflective RF switches manufactured by Analog Devices Inc. It utilizes GaAs technology housed in a leadless DFN plastic package. The series is optimized for robust performance in wireless communication infrastructure and mobile device applications.

RF Switches Replacement Considerations

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