HMC740ST89E

RF Amplifiers Overview

The HMC740ST89E is an InGaP HBT active bias MMIC amplifier from Analog Devices Inc., designed for surface-mount applications in the SOT-89 package. It operates across a frequency range of 50 MHz to 3 GHz, providing a typical gain of 15 dB with a noise figure of 3.5 dB. The device delivers a P1dB compression point of 18 dBm and requires a 5 V supply voltage with a current draw of 88 mA. This component is engineered for general-purpose RF amplification tasks within wireless communication systems.

RF Amplifiers Feature Summary

• Utilizes InGaP HBT technology for robust performance
• Features active biasing for stable operation
• Designed for surface-mount integration

RF Amplifiers Applications

• Wireless communication systems
• General-purpose RF signal amplification
• Test and measurement equipment

RF Amplifiers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific packaging variations such as cut tape or reel options. Ensure that the procurement source provides valid traceability documentation. Cross-reference part numbers carefully to avoid confusion with similar models like the HMC741ST89E. Validate that the supplied units match the exact specifications required for your design implementation.

RF Amplifiers Selection Notes

Select this component when a wide bandwidth covering 50 MHz to 3 GHz is required alongside moderate gain levels. Consider the low noise figure for sensitive receiver front-end stages. Evaluate the power consumption against system thermal constraints due to the 88 mA operating current. Compare performance metrics against alternative gain blocks if higher output power or different frequency ranges are necessary for the specific application requirements.

RF Amplifiers Part Context

This part belongs to the Hittite Microwave (HMC) product line acquired by Analog Devices. It represents a class of monolithic microwave integrated circuits (MMICs) optimized for high-frequency applications. The series typically includes various gain block variants tailored for different frequency bands and power levels within the RF spectrum.

RF Amplifiers Replacement Considerations

Publicly confirmed substitute part numbers include ADL5601ARKZ-R7.