CPC H03F 1/0288 (2013.01) [H01L 23/66 (2013.01); H03F 1/565 (2013.01); H03F 3/195 (2013.01); H03F 3/245 (2013.01); H01L 2223/6611 (2013.01); H01L 2223/6655 (2013.01); H03F 2200/451 (2013.01)] | 19 Claims |
1. A Doherty amplifier comprising:
an RF input;
a main amplifier connected to the RF input;
a peaking amplifier connected to the RF input;
an impedance inverter comprising an integrated distributed inductor connected between an output of the main amplifier and an output of the peaking amplifier; and
an output impedance-matching element comprising an output strip line, a shunt capacitor connected between the output strip line and ground, an output capacitor connected between the output strip line and an output bonding pad, and an inductive strip line connected between the output bonding pad and ground.
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