SKY55951-11

RF Front End (LNA + PA) Overview

The SKY55951-11 is a dual-frequency GNSS front-end module integrating L1 and L5 low-noise amplifiers with post-filters. It operates within the 1.189 GHz to 1.559 GHz range, providing 17 dB gain and a 1.5 dB noise figure. The device functions on a 1.8 V supply with 1 mA current consumption. It features a P1dB compression point of -29 dBm and supports SMD/SMT installation across -40°C to +85°C temperatures.

RF Front End (LNA + PA) Feature Summary

• Integrates dedicated receive paths for both L1 and L5 GNSS bands
• Includes integrated input and output matching networks
• Designed for high gain performance with low current consumption

RF Front End (LNA + PA) Applications

• Global Navigation Satellite System (GNSS) receivers
• Dual-frequency positioning modules
• Automotive navigation systems
• IoT location tracking devices

RF Front End (LNA + PA) Procurement Notes

Verify component authenticity through authorized Skyworks channels. Confirm RoHS compliance status via official documentation. Ensure handling procedures account for humidity sensitivity requirements during storage and assembly. Validate package specifications against design constraints prior to integration.

RF Front End (LNA + PA) Selection Notes

Select this module for applications requiring simultaneous L1 and L5 signal processing. Consider its low power profile for battery-operated devices. Evaluate thermal management needs given the specified operating temperature range. Verify interface compatibility with host baseband processors.

RF Front End (LNA + PA) Part Context

Part of the Sky5 portfolio, this front-end module targets modern GNSS applications. It consolidates multiple RF components into a single compact solution. The design emphasizes signal integrity and power efficiency for mobile and embedded platforms.

RF Front End (LNA + PA) Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Skyworks technical support for potential alternatives if this specific model is unavailable.