SKY85806-11

RF Front End (LNA + PA) Overview

The SKY85806-11 is a dual-band RF front-end module supporting 802.11a/b/g/n/ac WLAN standards. It operates within the 2.4 GHz (2.4–2.5 GHz) and 5 GHz (5.15–5.9 GHz) frequency ranges. Key electrical parameters include noise figures of 2.7 dB and 3.6 dB, and gains of 11 dB and 12 dB. The device functions at a supply voltage of 3.3 V with a current consumption of 12 uA. P1dB compression points range from -4.5 dBm to 24 dBm across bands. It utilizes a QFN-28 package (3x4 mm), supports SMD/SMT installation, and operates between -40°C and +85°C.

RF Front End (LNA + PA) Feature Summary

• Integrates complete RF solution from transceiver output to antenna in ultra-compact form factor
• Supports Bluetooth co-existence for dual-band WLAN applications
• Combines power amplifier and low-noise amplifier functions for efficient signal processing

RF Front End (LNA + PA) Applications

• Dual-band 802.11ac wireless LAN systems
• Wi-Fi routers and access points
• IoT devices requiring integrated RF front-end

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized Skyworks distributors or direct manufacturer channels. Confirm RoHS compliance status and humidity sensitivity handling requirements during storage and assembly. Ensure compatibility with SKY85806-11-EK1 evaluation kit if development testing is required. Validate package marking and pin configuration against official datasheet specifications prior to integration.

RF Front End (LNA + PA) Selection Notes

Select this module for applications requiring integrated dual-band WLAN support with Bluetooth co-existence. Consider the QFN-28 footprint for space-constrained designs. Evaluate thermal performance within the specified -40°C to +85°C operating range. Verify interface compatibility with target transceivers and ensure supply voltage stability at 3.3 V for optimal gain and noise figure performance.

RF Front End (LNA + PA) Part Context

The SKY85806-11 belongs to the SKY85806 series of RF front-end modules designed for wireless LAN connectivity. It represents Skyworks' silicon-based technology approach for compact, high-performance RF solutions. The component addresses the need for integrated PA and LNA functionality in modern dual-band Wi-Fi infrastructure and client devices.

RF Front End (LNA + PA) Replacement Considerations

Public confirmed substitute part numbers are not available in verified documentation.