QPC8020Q SP4T RFFE GSM High Power Switch Qorvo QPC8020Q SP4T RFFE GSM High Power Switch is optimized for GSM, CDMA, WCDMA, and LTE applications requiring high linearity and high power handling. The QPC8020Q is packaged in a compact 1.1mm x 1.1mm, 9-pin module. This allows for a small solution size with no need for external DC blocking capacitors when no external DC is applied to the device ports.