TQL9047

RF Amplifiers Overview

The TQL9047 is a high linearity gain block amplifier manufactured by Qorvo, designed for broadband RF applications. It operates within a frequency range of 50 MHz to 4 GHz. At 1.9 GHz, the device typically provides a gain of 14.5 dB and a noise figure of 1.6 dB. The amplifier delivers an output power of 20.8 dBm (0.12 W). It is housed in a low-cost surface mount package suitable for cascading in multi-stage configurations.

RF Amplifiers Feature Summary

• High linearity performance optimized for complex modulation schemes
• Cascadable architecture enabling flexible system design
• Broadband operation covering 50 MHz to 4 GHz

RF Amplifiers Applications

• Wireless infrastructure base stations
• Point-to-point microwave radio links
• Test and measurement equipment front ends

RF Amplifiers Procurement Notes

Verify component authenticity through authorized Qorvo distributors or certified partners. Confirm that the received part matches the specified surface mount package type and marking codes. Ensure storage conditions comply with moisture sensitivity levels prior to assembly. Review the latest datasheet revision for any updates to electrical characteristics or recommended footprint guidelines before finalizing production plans.

RF Amplifiers Selection Notes

Select this component when broadband coverage from 50 MHz to 4 GHz is required alongside high linearity metrics. The 14.5 dB gain at 1.9 GHz supports direct integration into signal chains without excessive buffering. Consider the cascadable nature for systems needing higher output power or improved dynamic range. Evaluate thermal management requirements based on the 20.8 dBm output capability in the chosen enclosure environment.

RF Amplifiers Part Context

As a gain block amplifier, the TQL9047 serves as a fundamental building block in RF transceiver chains. It bridges the gap between low-noise amplification and power generation stages. Its design focuses on maintaining signal integrity across wide bandwidths, making it distinct from narrowband tuned amplifiers. The surface mount form factor facilitates automated assembly in modern PCB manufacturing processes.

RF Amplifiers Replacement Considerations

No public confirmed substitute part numbers are available.