H01L2224/73221

Semiconductor device with metal film, power conversion device with the semiconductor device, and method of manufacturing the semiconductor device

A semiconductor device includes: a substrate; a semiconductor element arranged on the substrate; a plate-like member electrically connected to the semiconductor element; a first electrode formed on the semiconductor element and joined to the plate-like member with solder; a second electrode formed on the semiconductor element and spaced from the first electrode, and including a metal capable of forming an alloy with the solder; and a metal film formed on the semiconductor element and spaced from the second electrode in a region on the first electrode side as seen from the second electrode, in a two-dimensional view of the semiconductor element as seen from the plate-like member, and including a metal capable of forming an alloy with the solder.

STRAY INDUCTANCE REDUCTION IN POWER SEMICONDUCTOR DEVICE MODULES

In general aspect, a module can include a substrate having a semiconductor circuit implemented thereon, and a negative power supply terminal electrically coupled with the semiconductor circuit via the substrate. The negative power supply terminal includes a connection tab arranged in a first plane. The module also includes a first positive power supply terminal electrically and a second positive power supply terminal that are coupled with the semiconductor circuit via the substrate. The first positive power supply terminal being laterally disposed from the negative power supply terminal, and including a connection tab arranged in the first plane. The second positive power supply terminal is laterally disposed from the negative power supply terminal and arranged in the first plane, such that the negative power supply terminal is disposed between the first positive power supply terminal and the second positive power supply terminal.

Semiconductor device and method for manufacturing same

A semiconductor device includes a first switching element, a second switching element, an optical coupling element, a plurality of leads and an outer resin member. The first switching element includes a first semiconductor chip and a first inner resin member sealing the first semiconductor chip. The second switching element includes a second semiconductor chip and a second inner resin member sealing the second semiconductor chip. The optical coupling element includes a light-emitting element, a light-receiving element and a third inner resin member sealing the light-emitting element and the light-receiving element. The first and second switching element and the optical coupling element are provided with terminals projecting from the first to third inner resin member, and the plurality of leads are electrically connected to the terminals. The outer resin member seals the first and second switching elements, the optical coupling element, and the plurality of leads.

Semiconductor device and method for manufacturing same

A semiconductor device includes a first switching element, a second switching element, an optical coupling element, a plurality of leads and an outer resin member. The first switching element includes a first semiconductor chip and a first inner resin member sealing the first semiconductor chip. The second switching element includes a second semiconductor chip and a second inner resin member sealing the second semiconductor chip. The optical coupling element includes a light-emitting element, a light-receiving element and a third inner resin member sealing the light-emitting element and the light-receiving element. The first and second switching element and the optical coupling element are provided with terminals projecting from the first to third inner resin member, and the plurality of leads are electrically connected to the terminals. The outer resin member seals the first and second switching elements, the optical coupling element, and the plurality of leads.

SEMICONDUCTOR MODULE AND MANUFACTURING METHOD THEREFOR
20230008663 · 2023-01-12 · ·

A semiconductor module includes first and second semiconductor chips including first and second main electrodes, respectively; first and second connection terminals electrically connected to the first and second main electrodes, respectively; and an insulating sheet. The first connection terminal includes a first conductor portion including a first peripheral edge and a first terminal portion extending from the first peripheral edge in plan view, and the second connection terminal includes a second conductor portion including a second peripheral edge. A part of the first conductor portion overlap a part of the second conductor portion in plan view. The insulating sheet includes an insulating portion layered between the first and second conductor portions, and a first protruding portion positioned between a tip portion of the first terminal portion and the second peripheral edge in plan view, the first protruding portion forming an angle relative to a surface of the first terminal portion.

Semiconductor device and semiconductor module using same
11694948 · 2023-07-04 · ·

This semiconductor device includes: a plate-shaped heat dissipation plate; a plurality of switching elements joined to one surface of the heat dissipation plate; a first terminal located apart from the heat dissipation plate, extending in a direction away from the heat dissipation plate, and connected via first conductors to surfaces of the switching elements on a side opposite to the heat dissipation plate side; and a sealing member sealing the switching elements, the heat dissipation plate, and the first terminal. A cutout is provided at an outer periphery of the heat dissipation plate. A part of the first terminal on the heat dissipation plate side overlaps a cut-out area at the cutout as seen in a direction perpendicular to the one surface of the heat dissipation plate. A retracted portion retracted inward is formed at an outer periphery of another surface of the heat dissipation plate.

Semiconductor device and semiconductor module using same
11694948 · 2023-07-04 · ·

This semiconductor device includes: a plate-shaped heat dissipation plate; a plurality of switching elements joined to one surface of the heat dissipation plate; a first terminal located apart from the heat dissipation plate, extending in a direction away from the heat dissipation plate, and connected via first conductors to surfaces of the switching elements on a side opposite to the heat dissipation plate side; and a sealing member sealing the switching elements, the heat dissipation plate, and the first terminal. A cutout is provided at an outer periphery of the heat dissipation plate. A part of the first terminal on the heat dissipation plate side overlaps a cut-out area at the cutout as seen in a direction perpendicular to the one surface of the heat dissipation plate. A retracted portion retracted inward is formed at an outer periphery of another surface of the heat dissipation plate.

LOW STRESS ASYMMETRIC DUAL SIDE MODULE

Implementations of semiconductor packages may include: a first substrate having two or more die coupled to a first side, a clip coupled to each of the two or more die on the first substrate and a second substrate having two or more die coupled to a first side of the second substrate. A clip may be coupled to each of the two or more die on the second substrate. The package may include two or more spacers coupled to the first side of the first substrate and a lead frame between the first substrate and the second substrate and a molding compound. A second side of each of the first substrate and the second substrate may be exposed through the molding compound. A perimeter of the first substrate and a perimeter of the second substrate may not fully overlap when coupled through the two or more spacers.

SEMICONDUCTOR DEVICE
20220415843 · 2022-12-29 ·

A semiconductor device includes a semiconductor element, a conductive member, and solder portions. The semiconductor element includes first main electrodes and a protective film on a first main surface, and a second main electrode on a second main surface. The protective film has an interposed film portion between the first main electrodes. The conductive member has facing portions each facing a corresponding one of the first main electrodes and an interposed conductive portion disposed between the facing portions. The solder portions are disposed between the first main electrodes and the facing portions and separated away from each other by the interposed film portion and the interposed conductive portion to define a space between the solder portions. The interposed film portion and the interposed conductive portion are less likely wetted to the solder portions to avoid the solder portions in liquid phase entering into the space during soldering.

Cascode semiconductor device and method of manufacture

This disclosure relates to a discrete cascode semiconductor device and associated method of manufacture, the device includes: a high voltage depletion mode device die having gate, source and drain terminals arranged on a first major surface thereof; a low voltage enhancement mode device die having a gate and a source terminal formed on a first major surface thereof, and a drain terminal formed on a second major surface opposite the first major surface. The drain terminal of the high voltage device die is mounted on a drain connection; the source terminal of the low voltage device die and the gate terminal of the high voltage device are mounted on a common source connection; and the drain terminal of the low voltage device die is mounted on the source terminal of the high voltage device.