mMIMO LNA with Ultra-Low Noise Figure

Qorvo’s QPL9547 ultra-low noise amplifier offers 0.3 dB noise figure and operational bandwidth from 0.1 to 6 GHz


RFMW announces design and sales support for an ultra-low noise amplifier with large operational bandwidth. Qorvo’s QPL9547 offers an incredible 0.3 dB noise figure at 1.9 GHz with operational bandwidth from 0.1 to 6 GHz. With a small signal gain of 19.5 dB and 39 dBm OIP3, the amplifier supports 5G massive MIMO, repeaters / DAS, and mobile infrastructure. Operating from a 5V supply, current draw is 65 mA. The QPL9547 features adjustable bias for linearity optimization and a shut-down pin with 1.8V logic. Offered in a 2 x 2 mm package.

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About the Author
John Hamilton has over 40 years of experience in RF and Microwave technology, applications, technical support and marketing. He is the Vice President of Marketing at RFMW, holds multiple degrees and has a background in Test & Measurement.

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