H01L2224/73221

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, CORRESPONDING SEMICONDUCTOR DEVICE AND ASSORTMENT OF SEMICONDUCTOR DEVICES
20230049088 · 2023-02-16 · ·

A semiconductor device includes a pre-molded leadframe mounting substrate. The substrate includes a die pad (configured to have a semiconductor die mounted thereon) and a first electrically conductive pad and a second electrically conductive pad. A strip of insulating material is molded between the first and second electrically conductive pads to provide a mutually electrically insulation and extends in a longitudinal direction with the first electrically conductive pad and the second electrically conductive pad lying on opposite sides of the strip of insulating material. A semiconductor die is arranged on the die pad in register with the strip of insulating material. A single electrically conductive ribbon extending in register with the strip of insulating material electrically couples the semiconductor die with both the first and second electrically conductive pads to provide a common current flow path from the semiconductor die towards the first and the second electrically conductive pads.

POWER CIRCUIT MODULE

A circuit module includes a substrate with a patterned metal surface. The patterned metal surface includes a conductive terminal pad, a first conductive pad, and a second conductive pad that is non-adjacent to the conductive terminal pad. A first circuit portion is assembled on the first conductive pad and a second circuit portion is assembled on the second conductive pad. A conductive bridge electrically couples the conductive terminal pad and the second conductive pad. The conductive bridge includes an elevated span extending above and across the first conductive pad.

Semiconductor module and wire bonding method

A semiconductor module includes at least two semiconductor elements connected in parallel; a control circuit board placed between the at least two semiconductor elements; a control terminal for external connection; a first wiring member that connects the control terminal and the control circuit board; and a second wiring member that connects a control electrode of one of the at least two semiconductor elements and the control circuit board, wherein the second wiring member is wire-bonded from the control electrode towards the control circuit board, and has a first end on the control electrode and a second end on the control circuit board, the first end having a cut end face facing upward normal to a surface of the control electrode and the second end having a cut end face facing sideways parallel to a surface of the control circuit board.

Semiconductor module and wire bonding method

A semiconductor module includes at least two semiconductor elements connected in parallel; a control circuit board placed between the at least two semiconductor elements; a control terminal for external connection; a first wiring member that connects the control terminal and the control circuit board; and a second wiring member that connects a control electrode of one of the at least two semiconductor elements and the control circuit board, wherein the second wiring member is wire-bonded from the control electrode towards the control circuit board, and has a first end on the control electrode and a second end on the control circuit board, the first end having a cut end face facing upward normal to a surface of the control electrode and the second end having a cut end face facing sideways parallel to a surface of the control circuit board.

Semiconductor package having wettable lead flank and method of making the same

A semiconductor package comprises a lead frame, a chip, and a molding encapsulation. The lead frame comprises one or more die paddles, a first plurality of leads, and a second plurality of leads. A respective end surface of each lead of the first plurality of leads and the second plurality of leads is plated with a metal. A first respective window on a first side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A second respective window on a second side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A method for fabricating a semiconductor package comprises the steps of providing a lead frame array, mounting a chip, forming a molding encapsulation, and applying a cutting process or a punching process.

Semiconductor package having wettable lead flank and method of making the same

A semiconductor package comprises a lead frame, a chip, and a molding encapsulation. The lead frame comprises one or more die paddles, a first plurality of leads, and a second plurality of leads. A respective end surface of each lead of the first plurality of leads and the second plurality of leads is plated with a metal. A first respective window on a first side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A second respective window on a second side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A method for fabricating a semiconductor package comprises the steps of providing a lead frame array, mounting a chip, forming a molding encapsulation, and applying a cutting process or a punching process.

Semiconductor device

A semiconductor device including a substrate; a chip on which a surface electrode is formed; and a lead. The lead includes a first electrode connecting portion disposed on the surface electrode and electrically connected to the surface electrode of the chip via a conductive bonding material; a second electrode connecting portion electrically connected to an electrode portion of a wiring pattern. A lead connected to the first electrode connecting portion and the second electrode connecting portion. The lead further has a thermal shrinking stress equalizing structure on a portion of an outer periphery of the first electrode connecting portion. The lead is configured to make a thermal shrinking stress applied to a conductive bonding material between the first electrode connecting portion and the surface electrode equal.

Semiconductor device

A semiconductor device including a substrate; a chip on which a surface electrode is formed; and a lead. The lead includes a first electrode connecting portion disposed on the surface electrode and electrically connected to the surface electrode of the chip via a conductive bonding material; a second electrode connecting portion electrically connected to an electrode portion of a wiring pattern. A lead connected to the first electrode connecting portion and the second electrode connecting portion. The lead further has a thermal shrinking stress equalizing structure on a portion of an outer periphery of the first electrode connecting portion. The lead is configured to make a thermal shrinking stress applied to a conductive bonding material between the first electrode connecting portion and the surface electrode equal.

Semiconductor package and electronic device including same

Provided is a semiconductor package. The semiconductor package comprises a semiconductor chip on a substrate, a voltage measurement circuit configured to measure an external voltage to be input into the semiconductor chip and a thermoelectric module configured to convert heat released from the semiconductor chip into an auxiliary power, and configured to apply the auxiliary power to the semiconductor chip, the thermoelectric module being separated from the voltage measurement circuit, wherein the voltage measurement circuit is configured to control the thermoelectric module to apply the auxiliary power to the semiconductor chip in response to a change in the external voltage.

Semiconductor package and electronic device including same

Provided is a semiconductor package. The semiconductor package comprises a semiconductor chip on a substrate, a voltage measurement circuit configured to measure an external voltage to be input into the semiconductor chip and a thermoelectric module configured to convert heat released from the semiconductor chip into an auxiliary power, and configured to apply the auxiliary power to the semiconductor chip, the thermoelectric module being separated from the voltage measurement circuit, wherein the voltage measurement circuit is configured to control the thermoelectric module to apply the auxiliary power to the semiconductor chip in response to a change in the external voltage.