Patent ID: 7385278
Filing Date: 2008-06-10
Classification: H01L,H05B

Abstract:
1. A semiconductor device for controlling power supply to an electronic device, comprising: a semiconductor chip including an upper surface, a lower surface, a semiconductor element configured to control the power supply to the electronic device, an upper electrode formed on the upper surface, a gate electrode formed on the upper surface, and a lower electrode formed on the lower surface; and a lead frame including a first pin and a second pin each electrically connected to the upper electrode, a third pin electrically connected to the gate electrode, and a fourth pin electrically connected to the lower electrode; wherein the third pin is configured to receive a voltage signal for driving the semiconductor element, wherein the second pin is configured to connect a drive circuit for generating the voltage signal for driving the semiconductor element, wherein the first pin and the fourth pin are configured to electrically connect between a power source and the electronic device in series, wherein the first pin is electrically connected to the upper electrode via a plurality of bonding wire connections, the plurality of bonding wire connections are configured to electrically connect between the power source and the electronic device in series, the second pin is electrically connected to the upper electrode via a second bonding wire connection, and the second pin and the second bonding wire connection are configured to electrically connect not in series between the power source and the electronic device.