HMC-ALH445-SX

Overview

The HMC-ALH445-SX is a GaAs MMIC HEMT self-biased, wideband Low Noise Amplifier die operating between 18 and 40 GHz. It provides 9 dB of gain with a noise figure of 4 dB. The device requires a 5 V supply voltage and draws 45 mA of current. The input return loss is 10 dB, and the P1dB compression point is 12 dBm. It functions as a single-channel amplifier within the specified frequency range.

Feature Summary

• Utilizes GaAs HEMT technology for high-frequency performance
• Features self-biasing circuitry to simplify power requirements
• Designed as a bare die for flexible integration

Applications

• Point-to-point microwave radio links
• Satellite communication systems
• Electronic warfare applications
• Radar subsystems

Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to limited availability status. Confirm specific suffix designations match project requirements. Ensure handling protocols accommodate bare die packaging constraints during assembly processes.

Selection Notes

Select this component for W-band applications requiring low noise and moderate gain. Evaluate thermal management needs for bare die implementation. Compare against alternative models like HMC-ALH140 or HMC-ALH376 if frequency ranges differ from the 18-40 GHz specification.

Part Context

This part belongs to the HMC-ALH series of wideband low noise amplifiers manufactured by Analog Devices. These components are designed for high-performance RF applications in the millimeter-wave spectrum, offering integrated solutions for signal chain integrity.

Replacement Considerations

Public confirmed substitute part numbers: HMC-ALH445.