The PE423422 is a HaRP™ technology-enhanced reflective SPDT RF switch. It has received AEC–Q100 Grade 2 certification and meets the quality and performance standards that makes it suitable for use in harsh automotive environments. It is designed to cover a wide range of wireless applications from 100 MHz through 6 GHz, such as automotive infotainment and traffic safety applications. No blocking capacitors are required if DC voltage is not present on the RF ports.
![PE423422 UltraCMOS® SPDT RF Switch](https://www.psemi.com/wp-content/uploads/2021/02/pe423422schem.jpg)