Multi-chip semiconductor connector assemblies
View Patent ↗In one exemplary embodiment, a multi-chip semiconductor connector is utilized for forming a semiconductor package having a plurality of semiconductor die. The multi-chip semiconductor connector is utilized to mechanically attach the plurality of semiconductor die together and to provide electrical connection to the plurality of semiconductor die.
1. A multi-chip semiconductor connector assembly for a semiconductor package comprising:
a first conductive strip having a first thickness and also having a first attachment area on a first surface and a second attachment area on a second surface;
a first semiconductor die having a plurality of connection points on a first surface of the first semiconductor die with a first connection point of the plurality of connection points attached to the first attachment area of the first conductive strip;
a second semiconductor die having a plurality of connection points on a first surface of the second semiconductor die with a first connection point of the plurality of connection points attached to the second attachment area of the first conductive strip;
a second conductive strip having a second thickness that is different from the first thickness and also having a connection point attached to a second surface of the first semiconductor die that is opposite to the first surface of the first semiconductor die wherein a portion of the first semiconductor die overlies a portion of the second semiconductor die and wherein the first attachment area, the second attachment area, and the connection point of the second conductive strip are configured to be encapsulated within a single body of a single semiconductor package.
2. The multi-chip semiconductor connector assembly of claim 1 further including the first semiconductor die in a first plane and the second semiconductor die in a second plane that is different from the first plane.
3. The multi-chip semiconductor connector assembly of claim 1 wherein the first connection point of the first semiconductor die is a drain of a first power MOS transistor and the first connection point of the second semiconductor die is a drain of a second power MOS transistor.
4. A multi-chip semiconductor connector assembly comprising:
a first conductive strip having a first thickness and also having a first attachment area on a first surface and a second attachment area on a second surface;
a first semiconductor die having a connection point on a first surface of the first semiconductor die and mechanically attached directly to the first attachment area of the first conductive strip;
a second semiconductor die having a connection point on a first surface of the second semiconductor die and mechanically attached directly to the second attachment area of the first conductive strip wherein a portion of the first semiconductor die overlies a portion of the second semiconductor die; and
a second conductive strip having a second thickness that is different from the first thickness and also having a connection point attached to a second surface of the first semiconductor die that is opposite to the first surface of the first semiconductor die.
5. The assembly of claim 4 wherein the connection point of the first semiconductor die is mechanically attached directly to the first attachment area by an attachment medium that is one of solder, conductive epoxy, or thermo-compression.
6. The assembly of claim 4 wherein the connection point of the first and second semiconductor die are both drains of power MOS transistors.