SKY85712-11

RF Front End (LNA + PA) Overview

The SKY85712-11 is a 5 GHz WLAN front-end module from Skyworks Solutions. It integrates a high-performance power amplifier, low-noise amplifier with bypass, and transmit/receive switch. The device supports 802.11ac standards within the 5.15GHz to 5.85GHz frequency range. Key electrical parameters include a transmit gain of 28dB and receive gain of 12dB. It operates on a voltage supply between 3V and 3.6V, drawing approximately 240mA current. The component features integrated power detection and matched input/output ports. It is housed in a compact 16-QFN package measuring 3x3mm with an exposed pad, suitable for space-constrained wireless applications.

RF Front End (LNA + PA) Feature Summary

• Integrates high-performance 5 GHz power amplifier, low-noise amplifier with bypass, and transmit/receive switch
• Features fully matched input and output ports for simplified circuit design
• Includes integrated power detector for monitoring transmission levels

RF Front End (LNA + PA) Applications

• 5 GHz Wi-Fi access points
• 802.11ac wireless routers
• WLAN client devices

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential counterfeit risks. Confirm RoHS compliance status and specific lot codes against official documentation. Check for obsolescence notices or lifecycle changes prior to procurement. Ensure storage conditions meet moisture sensitivity level requirements. Validate package markings match the exact part number designation.

RF Front End (LNA + PA) Selection Notes

Select this module for designs requiring integrated RF front-end solutions in the 5 GHz band. Consider the 3x3mm QFN footprint for board space optimization. Evaluate thermal performance given the exposed pad design. Verify compatibility with existing antenna matching networks due to integrated matching. Assess power consumption profiles against system battery life requirements.

RF Front End (LNA + PA) Part Context

This component belongs to Skyworks' 5 GHz WLAN front-end series. It complements other models like the SKY85711 and SKY85724 within the same product family. These modules target similar wireless LAN applications but may differ in specific integration levels or packaging options. The series represents Skyworks' silicon-based RF technology for consumer electronics.

RF Front End (LNA + PA) Replacement Considerations

SKY85711-11

RF Front End (LNA + PA) FAQ

What is the operating frequency range?

The device operates within the 5.15GHz to 5.85GHz range.

What type of package does it use?

It utilizes a 16-QFN package with dimensions of 3x3mm and an exposed pad.