Patent ID: 7262480
Filing Date: 2007-08-28
Classification: H01F,H01L,H03F,H04B,H05K,Y02P

Abstract:
1. A semiconductor device comprising: a module substrate having on its main face a plurality of wiring lines; and a plurality of electronic components including an inductor mounted over said main face of said module substrate, wherein said plurality of electronic components are electrically connected to one another by said plurality of wiring lines to constitute a high frequency power amplifying circuit, wherein said inductor has a shape of an air core coil comprised of a wire whose surface is covered with an insulating film and which is spirally wound in a plurality of rounds, wherein both ends of said air core coil are positioned on said main face of said module substrate, and both electrodes of said air core coil are fixed to said wiring lines of said module substrate with solder, wherein said wire has at its end parts exposed from said insulating film, and wherein the plurality of wiring lines of said module substrate are electrically connected in the parts of said wire exposed from said insulating film.