MAAMSS0045

RF Amplifiers Overview

The MAAMSS0045 is a GaAs MMIC RF amplifier designed for GPS applications, operating within the 1.4 GHz to 2 GHz frequency range. It features a typical gain of 14 dB and a noise figure of 1.4 dB. The device requires a supply voltage of 8 V with a current consumption of 120 mA. Packaged in an 8-lead SOIC (TO-243AA) surface-mount format, it supports operation from -40°C to +85°C. This component is optimized for low-noise signal amplification in satellite navigation systems.

RF Amplifiers Feature Summary

• Optimized for low-noise amplification in Global Positioning System (GPS) receivers
• Utilizes Gallium Arsenide (GaAs) monolithic microwave integrated circuit technology
• Designed for high linearity and stable performance across wide temperature ranges

RF Amplifiers Applications

• Global Positioning System (GPS) receiver front-end modules
• Satellite navigation signal processing circuits
• Low-noise RF amplification stages in mobile positioning devices

RF Amplifiers Procurement Notes

Verify the specific suffix and package variant against the official MACOM datasheet to ensure compatibility with design requirements. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability may vary. Ensure that the selected part number matches the exact electrical specifications required for the target GPS application environment.

RF Amplifiers Selection Notes

Select this component when a low noise figure of 1.4 dB is critical for GPS signal integrity. The 14 dB gain provides sufficient amplification for weak satellite signals. Consider the 8V supply requirement and 120 mA current draw for power budget calculations. The SOT-89/TO-243AA package offers a compact solution for space-constrained portable navigation hardware designs.

RF Amplifiers Part Context

The MAAMSS0045 belongs to MACOM's portfolio of GaAs MMICs tailored for wireless communications. It serves as a specialized low-noise amplifier (LNA) distinct from general-purpose RF amplifiers. Its primary function is to boost incoming GPS signals while minimizing added noise, ensuring accurate position data acquisition in challenging signal environments.

RF Amplifiers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult MACOM technical support for direct replacements or updated equivalents.