POWER AMPLIFIER CIRCUIT AND POWER AMPLIFIER

摘要

Disclosed is a power amplifier circuit. The circuit comprises: a first amplifier, a first microstrip line connected to an input end of the first amplifier, and a second microstrip line connected to an output end of the first amplifier, wherein the impedance and line width of the second microstrip line can be set according to the output impedance of the power amplifier circuit; and the first amplifier is an amplifier corresponding to an auxiliary power amplifier. Also disclosed is a power amplifier comprising the power amplifier circuit.