QM42393SR

RF Front End (LNA + PA) Overview

The QM42393SR is a dual-band front-end module designed for Wi-Fi and Bluetooth applications. It integrates a power amplifier, low noise amplifier, and switches to support 2.4 GHz and 5 GHz bands. The device features high linearity and efficiency, with a typical gain of 27 dB in the transmit path. It operates within a supply voltage range of 3.0 V to 5.0 V and consumes current consistent with mobile power constraints. The component is housed in a compact QFN-16 package suitable for surface mount assembly.

RF Front End (LNA + PA) Feature Summary

• Integrates dual-band RF front-end components for simultaneous Wi-Fi and Bluetooth operation
• Optimized for mobile applications with configurable power modes
• Supports multiple transmission standards including HT, VHT, and HE protocols

RF Front End (LNA + PA) Applications

• Smartphones and mobile devices
• Tablets and portable computing devices
• Wi-Fi routers and access points
• IoT gateways and hubs

RF Front End (LNA + PA) Procurement Notes

Verify the specific suffix designation against the manufacturer's latest datasheet to ensure compatibility with required pin configurations and performance specifications. Confirm end-of-life status or obsolescence notifications prior to procurement, as availability may be restricted. Cross-reference the part number with authorized distributors to validate authenticity and traceability. Ensure that the selected variant meets the thermal and electrical requirements of the target design.

RF Front End (LNA + PA) Selection Notes

Select this module when a compact solution for dual-band connectivity is required without external discrete components. Evaluate the trade-off between integrated size and specific gain requirements compared to discrete solutions. Consider the operating voltage range compatibility with the system's power management architecture. Assess the thermal dissipation capabilities of the QFN-16 package relative to the expected duty cycle and ambient conditions.

RF Front End (LNA + PA) Part Context

This component belongs to Qorvo's portfolio of integrated radio frequency front-end modules. It represents a consolidation of passive and active RF elements into a single substrate. The series is engineered to reduce printed circuit board area while maintaining signal integrity across varying environmental conditions. It supports the evolution of wireless standards by providing necessary amplification and filtering functions.

RF Front End (LNA + PA) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Qorvo resources for direct replacements or legacy cross-references.