HMC441LM1TR

Overview

The HMC441LM1TR is a GaAs PHEMT MMIC medium power amplifier designed for surface mount applications. It operates within a frequency range of 7.0 to 15.5 GHz, providing a typical gain of 11 dB. The device requires a single +5V supply voltage with a maximum current consumption of 90 mA. Key performance metrics include a noise figure of 4.5 dB, a saturated output power of +21.5 dBm at 27% PAE, and an OIP3 of 32 dBm. It features 50 Ohms matched input and output ports.

Feature Summary

• Broadband amplification capability across the 7.0 to 15.5 GHz spectrum using GaAs PHEMT technology.
• Integrated medium power output stage delivering high saturation power with efficient power added efficiency.
• Single positive supply voltage operation simplifies biasing requirements in RF circuit designs.

Applications

• Point-to-Point Radios
• Point-to-Multi-Point Radios
• VSAT Systems
• LO Driver for HMC Mixers
• Military Electronic Warfare and ECM

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm lot traceability and datasheet revision alignment prior to integration. Ensure storage conditions comply with moisture sensitivity levels for leadless SMT packages. Request material test certificates to validate RoHS compliance and absence of restricted substances. Validate electrical parameters against specific application requirements before final procurement approval.

Selection Notes

Select this component for broadband RF applications requiring medium power output between 7 and 15.5 GHz. Consider the 11 dB gain and 4.5 dB noise figure for signal chain placement. Evaluate the +21.5 dBm saturated power against load line requirements. Ensure the design accommodates the +5V single supply and 90 mA current draw. Verify thermal management strategies for the leadless SMT package in high-power density environments.

Part Context

This part belongs to the Hittite Microwave (now Analog Devices) HMC series of monolithic microwave integrated circuits. It utilizes Gallium Arsenide PHEMT technology for high-frequency performance. The LM1 variant denotes a specific leadless surface mount package configuration optimized for automated assembly and compact PCB layouts in wireless communication systems.

Replacement Considerations

HMC441LC3B serves as the evaluation PCB platform for this amplifier family. Direct functional substitutes require matching frequency ranges and power specifications from Analog Devices' RF amplifier portfolio. Verify pinout compatibility and biasing requirements when considering alternative MMICs.