SE5511T-R

RF Front End (LNA + PA) Overview

The SE5511T-R is a Skyworks Solutions RF front-end module designed for dual-band WLAN and Bluetooth applications. It operates at 2.4 GHz and 5.0 GHz frequencies, supporting 802.11a/b/g/n standards with a maximum data rate of 54 Mbps. The device functions at a supply voltage of 3.3 V with a typical current consumption of 180 mA. It utilizes Silicon technology and is housed in a QFN-28 (3x4 mm) package suitable for SMD/SMT installation. The operational temperature range spans from -40°C to +85°C.

RF Front End (LNA + PA) Feature Summary

• Integrates transmit and receive paths for dual-band wireless connectivity
• Supports simultaneous operation across 2.4 GHz and 5.0 GHz bands
• Optimized for low power consumption in mobile devices

RF Front End (LNA + PA) Applications

• Dual-band Wi-Fi routers and access points
• Bluetooth-enabled wireless peripherals
• Mobile computing devices requiring integrated RF front ends

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to end-of-life status. Confirm RoHS compliance documentation matches specific production batches. Request full datasheet and PCN records to ensure design continuity. Validate package markings against official Skyworks specifications before integration into manufacturing processes.

RF Front End (LNA + PA) Selection Notes

Select this module for designs requiring integrated dual-band RF functionality in compact form factors. Ensure PCB layout accommodates the QFN-28 footprint and thermal requirements. Verify system power supply stability at 3.3 V to maintain signal integrity. Consider antenna matching networks compatible with the specified frequency ranges for optimal performance.

RF Front End (LNA + PA) Part Context

This component belongs to Skyworks' portfolio of wireless interface solutions. It serves as an alternative to discrete RF amplifier and filter combinations. The module simplifies circuit design by consolidating multiple RF functions into a single package. It supports industry-standard protocols for widespread compatibility in consumer electronics.

RF Front End (LNA + PA) Replacement Considerations

Public confirmed substitute part numbers are not available in verified documentation. Check Skyworks official announcements for lifecycle notifications. Evaluate newer generations within the same product family for pin-compatible alternatives if required.