Patent ID: 8237232
Filing Date: 2012-08-07
Classification: H01L

Abstract:
1. A semiconductor device for a power supply circuit, comprising: a first die pad having a top surface and a bottom surface opposite each other, and a first lead for an input of the power supply circuit; a second die pad having a top surface and a bottom surface opposite each other, and a second lead for an output of the power supply circuit; a third die pad having a top surface and a bottom surface opposite each other, and a third lead; fourth leads for ground potential of the power supply circuit; a first semiconductor chip disposed over the top surface of the first die pad and including: a second semiconductor chip disposed over the top surface of the second die pad and including: a third semiconductor chip disposed over the top surface of the third die pad and including: a resin body covering the first, second, and third semiconductor chips and having: a first metal plate coupled between the first source electrode pad of the first MOSFET and the second die pad; and a second metal plate coupled between the second source electrode pad of the second MOSFET and the fourth leads and having: