pSemi Announces New Packaged 30 GHz High-Performance SP4T RF Switch

PE42548 provides best-in-class contract manufacturing-friendly solution for faster assembly in up to 30 GHz applications across test and measurement, SATCOM, 5G, mmWave, and other markets

San Diego, CA – June 17, 2024 – pSemi® Corporation, a Murata company leading in the design and development of semiconductor integration and advanced connectivity, today announced the introduction of a new high-performance SP4T RF switch—the PE42548. This advanced packaged solution is set to revolutionize the market by providing an ideal alternative to traditional flip-chip solutions. Designed to accelerate time-to-market, the PE42548 meets the increasing demand for contract manufacturing (CM)-friendly RF solutions, particularly in test and measurement (T&M) applications.

PE42548 is a HaRP™ technology-enhanced reflective switch that supports a wideband frequency range from 9 kHz to 30GHz. Powered by pSemi’s proprietary UltraCMOS® technology, this switch offers superior performance with a low insertion loss of 2.0 dB at 26 GHz, rapid switching time of 60 ns, high power handling of 33 dBm, and exceptional isolation performance of 41 dB. These features make it perfect for a wide array of applications, including T&M, 5G mmWave, microwave backhaul, radar, and satellite communications. Moreover, the PE42548 operates efficiently in extreme environments, with a temperature range of -40°C to 105°C, and is housed in a compact 20-lead, 3 × 3 millimeter LGA package.

The PE42548 is a high-performance SP4T RF switch set to revolutionize the market by providing an ideal alternative to traditional flip-chip solutions.

“At pSemi, we aim to deliver innovative RF solutions that not only meet but exceed our customers’ expectations. The PE42548 SP4T RF switch addresses key challenges faced by our customers, offering a streamlined, turnkey solution that simplifies the assembly process. We are excited to bring this advanced packaged RF solution to various industries, including test and measurement, 5G advanced ATE, 6G development, microwave radar, and satellite communications.”

Rodd Novak


Rodd Novak

Vice president of sales and marketing

pSemi Corporation, a Murata Company

pSemi will be showcasing PE42548 at the 2024 International Microwave Symposium (IMS), to be held June 16–21, 2024, in Washington D.C. Please stop by booth #1351 to see a live demonstration. Samples for the PE42548 are available now and are expected to be commercially available in late 2024. For more information, please visit the PE42548 product page. To request a sample, please contact


About pSemi

pSemi (formerly Peregrine Semiconductor) is a leader in the design and development of semiconductor integration, providing world-class capabilities with high-performance RF, analog and mixed signal solutions. With a 30-year legacy of technology advancements, strong IP portfolio and deep expertise in RF integration, our solution portfolio spans power management, connected sensors, antenna tuning, and RF frontends, which enable advanced modules for smartphones, base stations, personal computers, electric vehicles, data centers, IoT devices, healthcare and more. A wholly-owned subsidiary of Murata Electronics North America, Inc., pSemi is headquartered in San Diego, with additional offices spanning North America, Europe, and Asia. For more information, please visit and connect on LinkedIn at