A semiconductor assembly includes a semiconductor die comprising lower and upper electrical contacts. A lead frame having a lower die pad is electrically and mechanically connected to the lower electrical contact of the die. An upper conductive member has a first portion electrically and mechanically connected to the upper electrical contact of the die. A lead terminal has a surface portion electrically and mechanically connected to a second portion of the conductive member. The surface portion of the lead terminal and/or the second portion of the conductive member has a series of grooves disposed therein. Packaging material encapsulates the semiconductor die, at least a portion of the lead frame, at least a portion of the upper conducive member and at least a portion of the lead terminal.

A semiconductor component includes a support having a lead integrally formed thereto. An insulated metal substrate is mounted to a surface of the support and a semiconductor chip is mounted to the insulated metal substrate. A III-N based semiconductor chip is mounted to the insulated metal substrate, where the III-N based semiconductor chip has a gate bond pad, a drain bond pad, and a source bond pad. A silicon based semiconductor chip is mounted to the III-N based semiconductor chip. In accordance with an embodiment the silicon based semiconductor chip includes a device having a gate bond pad, a drain bond pad, and a source bond pad. The drain bond pad of the III-N based semiconductor chip may be bonded to the substrate or to a lead. In accordance with another embodiment, the silicon based semiconductor chip is a diode.

A transistor configured for higher power can be constructed using multiple transistor dies coupled in parallel. This approach of distributing power and heat over multiple transistor dies can allow each transistor die to be made smaller, which can be helpful in improving yield. This is especially true for emerging technologies, such as silicon carbide (SiC). Power modules for power conversion may require a plurality of these multi-die transistors in a package. A package that accommodates the numerous connections required for a multi-die power module is disclosed. The package utilizes a lead frame to provide a three-dimensional sandwich structure in which multiple dies are positioned between two direct bonded copper (DBC) substrates.

A method of die and clip attachment includes providing a clip, a die and a substrate, laminating a sinterable silver film on the clip and the die, depositing a tack agent on the substrate, placing the die on the substrate, placing the clip on the die and the substrate to create a substrate, die and clip package, lead and sintering the substrate, die and clip package.

It is an object of the present invention to provide a semiconductor module in which a bonded portion has high reliability, and that has a small area. A semiconductor module includes a plurality of metal plates extending in a horizontal direction and stacked in a vertical direction, at least one switching element, and at least one circuit element. The at least one switching element is bonded between two of the plurality of metal plates, facing each other in a vertical direction. The at least one circuit element is bonded between two of the plurality of metal plates, facing each other in a vertical direction. Disposed between the plurality of metal plates is an insulating material. At least one of the plurality of metal plates is bonded to the at least one switching element and the at least one circuit element.

In accordance with an embodiment, a semiconductor component includes a support having a first device receiving structure and a second device receiving structure and a contact extension that is common to the first and second device receiving structures. The first device receiving structure includes a device receiving area and the second device receiving structure includes a drain contact area. A III-N based semiconductor chip has a drain bond pad bonded to the drain contact area and a source bond pad bonded to the contact extension and a gate bond pad bonded to an interconnect. A portion of the silicon based semiconductor chip is bonded to the support device receiving area. In accordance with another embodiment, a method for manufacturing the semiconductor component includes coupling a III-N based semiconductor chip to a portion of the support a silicon based semiconductor chip to another portion of the support.

A semiconductor component includes a support having a lead integrally formed thereto. An insulated metal substrate is mounted to a surface of the support and a semiconductor chip is mounted to the insulated metal substrate. A III-N based semiconductor chip is mounted to the insulated metal substrate, where the III-N based semiconductor chip has a gate bond pad, a drain bond pad, and a source bond pad. A silicon based semiconductor chip is mounted to the III-N based semiconductor chip. In accordance with an embodiment the silicon based semiconductor chip includes a device having a gate bond pad, a drain bond pad, and a source bond pad. The drain bond pad of the III-N based semiconductor chip may be bonded to the substrate or to a lead. In accordance with another embodiment, the silicon based semiconductor chip is a diode.

An electrical circuit device includes a circuit board including a cavity extending from a top surface of the circuit board to an embedded conductor, an integrated circuit chip in the cavity, an electrical connection between the integrated circuit chip and the embedded conductor, a thermal slug disposed over a top surface of the integrated circuit chip, and a heat sink mounted to an outer surface of the thermal slug for transferring a thermal energy away from the circuit board, the heat sink extending above a top surface of the circuit board.

A method of mounting an integrated circuit chip to a circuit board includes placing the integrated circuit chip into a cavity extending from a surface of the circuit board to an embedded conductor, and electrically connecting the integrated circuit chip to the embedded conductor.

An electrical circuit device that includes a circuit board with an integrated circuit chip in a cavity that extends from a surface of the circuit board to an embedded conductor, and an electrical connection between the integrated circuit chip and the embedded conductor.