A3I20X050NR1

RF Amplifiers Overview

The A3I20X050NR1 is an Airfast RF LDMOS wideband integrated power amplifier designed for operation within the 1800 MHz to 2200 MHz frequency range. It delivers a typical average output power of 6.3 W when powered by a 28 V supply. The device incorporates an integrated Doherty circuit architecture with on-chip matching networks, eliminating the need for external input and output impedance matching components. This integration simplifies design complexity while maintaining high efficiency across the specified bandwidth.

RF Amplifiers Feature Summary

• Integrated Doherty circuit topology for enhanced efficiency
• On-chip matching network eliminates external passive components
• Wideband coverage from 1800 MHz to 2200 MHz
• LDMOS technology construction for robust performance

RF Amplifiers Applications

• Base station transmitter modules
• Broadband communication systems
• RF signal amplification in wireless infrastructure

RF Amplifiers Procurement Notes

Verify the component status as obsolete before initiating procurement. Confirm that the OM-400-8 package type aligns with existing board layouts. Ensure the 28 V operating voltage requirement is supported by the system power design. Check for available replacement alternatives if long-term supply continuity is required.

RF Amplifiers Selection Notes

Select this component for applications requiring wideband amplification between 1800 MHz and 2200 MHz. The integrated Doherty design suits systems prioritizing simplified PCB layout due to on-chip matching. Consider the 6.3 W average power capability against thermal management constraints. Verify compatibility with 28 V supply rails typical in telecom infrastructure.

RF Amplifiers Part Context

This part belongs to NXP's Airfast series of LDMOS power amplifiers. It represents a specialized solution for broadband RF applications where size reduction and design simplicity are critical. The integrated nature distinguishes it from discrete amplifier solutions requiring complex external matching networks.

RF Amplifiers Replacement Considerations

The product lifecycle status is listed as obsolete. Engineers should identify qualified substitute parts from current NXP portfolios or other manufacturers offering similar LDMOS wideband amplifiers with comparable power and frequency specifications.