Patent ID: 7962105
Filing Date: 2011-06-14
Classification: H01L,H03F

Abstract:
1. An electronic device including a power amplifier circuit for transmitting a transmitting radio frequency (RF) signal, which is for use in a communication device, the electronic device comprising: a wiring board having a top surface and a bottom surface opposite each other; a first semiconductor chip including a switch circuit capable of switching between transmission and reception of RF signals, mounted over the top surface of the wiring board; a second semiconductor chip including a power amplifier circuit, a first control circuit controlling the switch circuit and a second control circuit controlling the power amplifier circuit, mounted over the top surface of the wiring board; a plurality of external connection terminals disposed over the bottom surface of the wiring board; and a seal resin sealing the first semiconductor chip and the second semiconductor chip, wherein the second semiconductor chip has a rectangular plane shape having four sides, and wherein the first semiconductor chip is positioned on a line orthogonal to one of the four sides of the second semiconductor chip in a plan view.