Patent ID: 6060951
Filing Date: 2000-05-09
Classification: H01L,H03F

Abstract:
A semiconductor device comprising:a semiconductor substrate having a first main surface and a second main surface opposite the first main surface;a semiconductor chip performing amplification in a high frequency band and including a plurality of semiconductor cells on the first main surface of said semiconductor substrate, each semiconductor cell comprising a plurality of semiconductor components connected to a gate pad and a drain pad, each semiconductor component having an electrode;internal matching circuits;a harmonic matching circuit provided for each semiconductor cell, integrated into said semiconductor chip on the first main surface of said semiconductor substrate, and located between said semiconductor chip and one of said internal matching circuits, said harmonic matching circuit comprising a capacitor having a capacitance and an inductor having an inductance; anda package enclosing said semiconductor chip, said internal matching circuits, said harmonic matching circuit, and said semiconductor substrate.