Qorvo QPA1722 K-Band GaN Power Amplifier

The QPA1722 from Qorvo is a high-power K-band MMIC power amplifier operating from 17.7 to 20.2GHz. Fabricated using Qorvo’s production 0.15µm QGaN15 GaN-on-SiC process, the device delivers up to 40dBm saturated output power, equivalent to approximately 10W.

The QPA1722 also provides 37dBm linear output power, 26dB small-signal gain and approximately 35% power-added efficiency. It is designed for satellite communications, radar and other high-frequency commercial or defense systems requiring high RF power from a compact surface-mount package.

Key Features

Frequency range: 17.7–20.2GHz

Linear output power: 37dBm, approximately 5W

Saturated output power: 40dBm, approximately 10W

Small-signal gain: 26dB

Power-added efficiency: 35%

IMD3: −25dBc at 34dBm output power per tone

Drain voltage: 20V

Quiescent drain current: 224mA

Typical gate voltage: −2.5V

Integrated RF power detector

Internally matched to 50Ω

DC-grounded RF input and output

Integrated input and output DC-blocking capacitors

0.15µm GaN-on-SiC QGaN15 process

Compact 6.0 × 5.0 × 1.64mm SMT package

100% DC and RF tested

Lead-free and RoHS compliant

The current Qorvo product page specifies 37dBm linear output power and 40dBm saturated output power. Actual performance depends on frequency, bias conditions, input power, PCB layout and thermal design.

Typical Applications

The QPA1722 is suitable for:

LEO satellite communication payloads

K-band SATCOM transmitters

Commercial satellite communications

Defense satellite communications

Military communication systems

K-band radar equipment

Broadband microwave transmitters

High-data-rate RF communication links

Test and measurement equipment

Compact high-power RF modules

Qorvo identifies satellite communications, commercial communications, military communications and radar as primary application areas for the device.

Frequently Asked Questions

What is the QPA1722?

The QPA1722 is a packaged 17.7–20.2GHz K-band GaN-on-SiC MMIC power amplifier manufactured by Qorvo.

What is the output power of the QPA1722?

The QPA1722 provides approximately 40dBm saturated output power, equivalent to 10W. Its specified linear output power is 37dBm, equivalent to approximately 5W.

What gain does the QPA1722 provide?

The amplifier provides approximately 26dB of small-signal gain.

What is the efficiency of the QPA1722?

Qorvo specifies approximately 35% power-added efficiency at an input power of 22dBm.

What is the linear output power?

The current Qorvo product page specifies 37dBm linear output power, equivalent to approximately 5W.

Is the QPA1722 suitable for LEO satellites?

Yes. Qorvo developed the QPA1722 for K-band satellite communication systems, including compact LEO satellite payloads requiring broad bandwidth and high RF output power.

Does the QPA1722 include a power detector?

Yes. The device includes an integrated power detector for output-power monitoring, calibration and system diagnostics.

What voltage does the QPA1722 require?

The published nominal bias condition uses a 20V drain supply and approximately 224mA quiescent drain current.

What is the QPA1722 package?

The QPA1722 is supplied in a 6.0 × 5.0 × 1.64mm AC, -SM surface-mount package.

Is the QPA1722 internally matched?

Yes. The RF input and output are internally matched to 50Ω and include integrated DC-blocking capacitors.

Is a QPA1722 evaluation board available?

Yes. The QPA1722EVB evaluation board is available for RF testing and prototype development.

How can I request a QPA1722 quotation?

Provide the required quantity, destination country, target delivery date and application information. DataStorageIC will check the latest price, availability and lead time.