SKY65135-21

RF Amplifiers Overview

The SKY65135-21 is a WLAN linear power amplifier designed for the 2.4 GHz to 2.5 GHz frequency range. It utilizes GaAs HBT technology and operates on a 5 V supply with a current draw of 1.15 A. The device provides a gain of 33.5 dB, a noise figure of 5 dB, and a P1dB compression point of 33.5 dBm. It is housed in a 20-pin QFN package (6x6 mm) and functions within a temperature range of -40°C to +85°C.

RF Amplifiers Feature Summary

• Fully matched and DC blocked design
• Lead-free surface mount construction
• Multi-Chip Module (MCM) architecture

RF Amplifiers Applications

• WLAN network equipment amplifiers
• 2.4 GHz wireless communication systems
• Wi-Fi infrastructure components

RF Amplifiers Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm RoHS compliance details via official documentation. Check for moisture sensitivity handling requirements during storage and assembly. Validate package integrity against the 20-LQFN specification before integration into production workflows.

RF Amplifiers Selection Notes

Select this component for applications requiring high linearity and superior output power in the 2.4 GHz band. Consider the GaAs HBT technology for efficiency. Ensure the 20-pin QFN footprint matches the PCB layout. Evaluate thermal management capabilities given the operating temperature range and power dissipation characteristics.

RF Amplifiers Part Context

This part belongs to Skyworks Solutions' portfolio of microwave monolithic integrated circuit (MMIC) power amplifiers. It is specifically engineered for wireless and RF integrated circuits, targeting the WLAN subcategory. The device represents a specialized solution for small signal gain applications in modern wireless networking hardware.

RF Amplifiers Replacement Considerations

Public confirmed substitute part numbers are not available. The SKY65135-21 is listed as obsolete. Designers should consult official Skyworks documentation for potential family replacements or updated alternatives that meet similar 2.4 GHz performance criteria.

RF Amplifiers FAQ

What is the specific technology used in the SKY65135-21?

The SKY65135-21 uses Gallium Arsenide (GaAs) Heterojunction Bipolar Transistor (HBT) technology.

Is the SKY65135-21 a standalone MMIC or an MCM?

It is described as a Multi-Chip Module (MCM) power amplifier that is fully matched and DC blocked.