H01L23/051

Power Module and Power Conversion Apparatus

An object of the present invention is to provide a power module that secures a heat dissipation route and has increased reliability. A power module of the present invention includes a first circuit body having a first semiconductor element and a first conductor portion, a second circuit body having a second semiconductor element and a second conductor portion, a resin sealing material for sealing the first circuit body and the second circuit body, and a warpage suppression portion that is formed along an array direction of the first circuit body and the second circuit body and is formed to have greater rigidity than a sealing portion of the resin sealing material, wherein the warpage suppression portion is formed of the same material as a resin member of the resin sealing material and is formed to be thicker than the sealing portion of the resin sealing material.

SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE
20230178455 · 2023-06-08 ·

A semiconductor device includes a semiconductor element, a conductive member, a resin, and a cooling unit. The conductive member is joined to the semiconductor element. The resin seals a part of the semiconductor element and the conductive member. The cooling unit cools the conductive member inside the resin.

SEMICONDUCTOR MODULE

A semiconductor module of an electric power converter includes an IGBT and a MOSFET which are connected in parallel to each other and provided on the same lead frame, either one of the IGBT and the MOSFET is a first switching element and the remaining one is a second switching element, and the conduction path of the second switching element is disposed at a position that is separated from a conduction path of the first switching element in the same lead frame.

BIDIRECTIONAL SEMICONDUCTOR PACKAGE
20170301606 · 2017-10-19 · ·

Provided is a bidirectional semiconductor package in which the number of processes for manufacturing the bidirectional semiconductor package is reduced. According to present application, a portion between one end and the other end of the buffer wire is in contact with the lower surface of the upper DBC substrate and heat generated by the semiconductor chip is transferred to the upper DBC substrate.

THREE DIMENSIONAL FULLY MOLDED POWER ELECTRONICS MODULE HAVING A PLURALITY OF SPACERS FOR HIGH POWER APPLICATIONS

A power electronic package includes a first substrate, a second substrate oppositely disposed from the first substrate, one or more chips disposed between the substrates, and at least three spacers. The spacers control a height variation of the power electronic package and protect the chips and other electronics from experiencing excessive stress. The height of the spacers is determined based on a height of the chips, on a height of solder blocks that connect the chips to the top substrate, and on a height of solder blocks that connect the chips to the bottom substrate.

PROCESS FOR PACKAGING CIRCUIT COMPONENT HAVING COPPER CIRCUITS WITH SOLID ELECTRICAL AND THERMAL CONDUCTIVITIES AND CIRCUIT COMPONENT THEREOF
20170287729 · 2017-10-05 ·

A method for packaging a circuit component, comprising: forming a first protruding pad on a first copper substrate and a through-hole in the first protruding pad; forming a second protruding pad on a second copper substrate and placing a circuit dice of the circuit component on the second protruding pad having a conductive paste coated thereon wherein a first electrode of the dice facing the second protruding pad; stacking the first copper substrate onto the second copper substrate with the first protruding pad having a conductive paste coated thereon aligned and pressing onto the circuit dice placed on the second protruding pad wherein a second electrode of the dice facing the first protruding pad; inserting a copper rod tightly into the through-hole until contacting with a conductive paste coated on the second substrate; heat-treating the stacked structure for the circuit dice and the copper rod to form secured electrical connection with the first and second copper substrates respectively and further forming a hermetic seal in the space between the first and second copper substrates; and using the hermetic seal as a rigid processing structure, etching the exposed surface of the first and second copper substrates to remove the entire thickness of copper other than in the area of the first and second protruding pads and in the area other than where the copper rod connects to the second copper substrate, thereby forming the device terminals of the circuit component package.

THERMAL STABILIZATION OF INERTIAL MEASUREMENT UNITS
20170242048 · 2017-08-24 · ·

A thermal stabilization system stabilizes inertial measurement unit (IMU) performance by reducing or slowing operating variations over time of the internal temperature. More specifically, a thermoelectric heating/cooling device operates according to the Peltier effect, and uses thermal insulation and a mechanical assembly to thermally and mechanically couple the IMU to the thermoelectric device. The thermal stabilization system may minimize stress on the IMU and use a control system to stabilize internal IMU temperatures by judiciously and bidirectionally powering the thermoelectric heating/cooling device. The thermal stabilization system also may use compensation algorithms to reduce or counter residual IMU output errors from a variety of causes such as thermal gradients and imperfect colocation of the IMU temperature sensor with inertial sensors.

SEMICONDUCTOR MODULE MANUFACTURING METHOD AND SEMICONDUCTOR MODULE
20170236782 · 2017-08-17 · ·

A semiconductor module manufacturing method, including preparing an external terminal that is of a pin shape and that has an outflow prevention portion formed on an outer surface portion thereof, attaching the external terminal to a substrate and electrically connecting the external terminal to the substrate, preparing a transfer molding die including a first mold portion and a second mold portion, which are combinable by attaching a parting surface of the first mold portion to a parting surface of the second mold portion, to thereby form a first cavity and a second cavity that are in communication with each other, combining the first and second mold portions to accommodate the substrate and the external terminal respectively in the first and second cavities, and to sandwich the outflow prevention portion between the first and second mold portions, and encapsulating the substrate by injecting resin into the first cavity.

Semiconductor arrangement, method for producing a number of chip assemblies, method for producing a semiconductor arrangement and method for operating a semiconductor arrangement

A semiconductor arrangement includes top and bottom contact plates, a plurality of chip assemblies, a dielectric embedding compound, and a control electrode interconnection structure. Each chip assembly has a semiconductor chip having a semiconductor body. The semiconductor body has a top side and an opposing underside. The top side is spaced apart from the underside in a vertical direction. Each semiconductor chip has a top main electrode arranged on the top side, a bottom main electrode arranged on the underside, a control electrode arranged at the top side, and an electrically conductive top compensation die, arranged on the side of the top main electrode facing away from the semiconductor body and cohesively and electrically conductively connected to the top main electrode by means of a top connecting layer. An electric current between the top main electrode and the bottom main electrode can be controlled by means of the control electrode.

Semiconductor arrangement, method for producing a number of chip assemblies, method for producing a semiconductor arrangement and method for operating a semiconductor arrangement

A semiconductor arrangement includes top and bottom contact plates, a plurality of chip assemblies, a dielectric embedding compound, and a control electrode interconnection structure. Each chip assembly has a semiconductor chip having a semiconductor body. The semiconductor body has a top side and an opposing underside. The top side is spaced apart from the underside in a vertical direction. Each semiconductor chip has a top main electrode arranged on the top side, a bottom main electrode arranged on the underside, a control electrode arranged at the top side, and an electrically conductive top compensation die, arranged on the side of the top main electrode facing away from the semiconductor body and cohesively and electrically conductively connected to the top main electrode by means of a top connecting layer. An electric current between the top main electrode and the bottom main electrode can be controlled by means of the control electrode.