QPF4530SR

RF Front End (LNA + PA) Overview

The QPF4530SR is an integrated front-end module designed for Wi-Fi 6 (802.11ax) systems operating in the 5.15GHz to 5.925GHz frequency range. It integrates a power amplifier, low-noise amplifier, and SP2T switch within a 16-QFN package measuring 2.5x2.5mm. The device supports high data rates up to 6 Mbps and operates on a 3.3V supply with a maximum current of 195mA. Key electrical specifications include a noise figure of 2dB, gain options of 15dB or 30dB, an OIP3 of 27dBm, and a P1dB compression point of 20dBm.

RF Front End (LNA + PA) Feature Summary

• Integrates PA, LNA, and SP2T switch for compact layout
• Optimized for 3.3V operation to reduce power consumption
• Includes integrated chip-level filtering for harmonics
• Provides DC power detector for closed-loop feedback

RF Front End (LNA + PA) Applications

• Wi-Fi 6 access points
• Wireless router modules
• High-performance client devices

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized distributors. Confirm RoHS3 compliance and MSL level 2 status during intake inspection. Ensure ESD-safe handling protocols are followed due to moisture sensitivity. Cross-reference datasheet revisions against manufacturing dates to validate performance parameters before integration into final assemblies.

RF Front End (LNA + PA) Selection Notes

Select this module for designs requiring high linearity and sensitivity in 5GHz Wi-Fi 6 applications. The integrated matching reduces external component count. Consider thermal management requirements given the power output levels. Verify that the 16-QFN footprint aligns with PCB layout constraints and assembly capabilities.

RF Front End (LNA + PA) Part Context

This component belongs to Qorvo’s wireless innovations portfolio targeting next-generation connectivity. It complements other FEMs like the QPF4550SR by offering specific optimization for 3.3V systems. The series focuses on minimizing board space while maintaining signal integrity for modern wireless standards.

RF Front End (LNA + PA) Replacement Considerations

QPF4551SR is a manufacturer-recommended substitute.