QPL9547

0.1 -6 GHz Ultra Low-Noise LNA

Data Sheet, Rev. C, June 02, 2020 | Subject to change without notice

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®

8 Pin 2X2 mm DFN Package

Key Features

• 0.1-6 GHz Operational Bandwidth

• Ultra low noise figure, 0.3 dB NF @ 1.9 GHz

• 39 dBm OIP3

• 19.5 dB small signal gain

• Bias adjustable for linearity optimization

• Unconditionally stable

• Shut-down mode pin with 1.8V logic

• Maintains OFF state with high Pin drive

Product Overview

The QPL9547 is a high-linearity, ultra-low noise amplifier in

a small 2 x 2 mm surface-mount package. At 1.9 GHz, the

amplifier typically provides 19.5 dB gain, +39 dBm OIP3 at

a 65 mA bias setting, and 0.3 dB noise figure. The LNA can

be biased from a single positive supply ranging from 3.3 to

5 volts. The device is housed in a green/RoHS-compliant

industry-standard 2x2 mm package.

The QPL9547 is bias adjustable and requires minimal

external components to operate. It also has a power down

control

capability

integrated

into

the

die

for

TDD

applications.

Applications

• 5G m-MIMO

• Repeaters / DAS

• Mobile Infrastructure

• LTE / WCDMA / CDMA / GSM

• General Purpose Wireless

• TDD or FDD systems

Ordering Information

Part No.

Description

QPL9547TR7

2500 pieces on a 7” reel

QPL9547EVB-01

0.6-4.2 GHz Evaluation Board

Functional Block Diagram

Top View