QPF4228SR

RF Front End (LNA + PA) Overview

The QPF4228SR is a Wi-Fi 6 front-end module designed for 2.4 GHz applications, operating within the 2.412 GHz to 2.484 GHz frequency range. It integrates low-noise amplifier and power amplifier functions in a QFN-16 package. Key electrical parameters include a noise figure of 2.2 dB and a gain of 33 dB. The device requires a 3.3 V operating supply voltage and utilizes silicon technology. It is moisture sensitive and supports SMD/SMT installation.

RF Front End (LNA + PA) Feature Summary

• Integrated front-end module architecture combining LNA and PA functions
• Optimized for Wi-Fi 6 (802.11ax) system performance
• Compact form factor with integrated matching components

RF Front End (LNA + PA) Applications

• Wi-Fi 6 access points
• Wireless router systems
• IoT devices requiring 2.4 GHz connectivity

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Ensure storage conditions meet humidity requirements to prevent damage. Validate package integrity upon receipt. Cross-reference ordering suffixes with official documentation to confirm specific reel configurations.

RF Front End (LNA + PA) Selection Notes

Select this component for designs requiring integrated RF front-end solutions in the 2.4 GHz band. Consider the QFN-16 package size for PCB layout constraints. Evaluate the 3.3 V supply requirement against system power architectures. Assess the 2.2 dB noise figure impact on receiver sensitivity. Verify compatibility with Wi-Fi 6 standards for optimal network performance.

RF Front End (LNA + PA) Part Context

The QPF4228SR belongs to the Qorvo QPF4228 series of Wi-Fi front-end modules. This series targets wireless communication systems needing compact, high-performance RF solutions. The module simplifies design by integrating multiple RF functions into a single surface-mount package, reducing board space and complexity for modern networking equipment.

RF Front End (LNA + PA) Replacement Considerations

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