H01L2224/04034

OXIDATION AND CORROSION PREVENTION IN SEMICONDUCTOR DEVICES AND SEMICONDUCTOR DEVICE ASSEMBLIES

In some aspects, the techniques described herein relate to an electronic device including: a substrate; a metallization layer, the metallization layer having: a first surface disposed on the substrate; a second surface opposite the first surface; and a corrosion-prevention implant layer disposed in the metallization layer, the corrosion-prevention implant layer extending from the second surface to a depth from the second surface in the metallization layer, the depth being less than a thickness of the metallization layer; and an electrical connector coupled with the second surface.

SEMICONDUCTOR MODULE AND SEMICONDUCTOR APPARATUS
20220328665 · 2022-10-13 · ·

A semiconductor module includes: a first power semiconductor element that includes a first main current electrode; a main body that accommodates therein the first power semiconductor element; and a first main current terminal connectable to the first main current electrode. The main body includes: a top face; a side face that connects to the top face; a bottom face fixable to a cooler; and a recessed portion that is on the side face, and accommodates therein an end portion of an insulating member. The first main current terminal protrudes from the side face of the main body, and includes: a first face; and a second face on an opposite side of the first face. The second face is closer to the bottom face than the first face on the side face. The recessed portion is on the side face between the bottom face and the second face, and is at a position apart from the bottom face.

Semiconductor device and fabrication method of the semiconductor device
11658140 · 2023-05-23 · ·

A semiconductor device includes: a semiconductor chip; and an Ag fired cap formed so as to cover a source pad electrode formed on the semiconductor chip. The semiconductor chip is disposed on a first substrate electrode, and one end of a Cu wire is bonded onto the Ag fired cap by means of an ultrasonic wave. There is provided a semiconductor device capable of improving a power cycle capability, and a fabrication method of such a semiconductor device.

SEMICONDUCTOR DEVICE
20230062318 · 2023-03-02 ·

A performance of a semiconductor device is improved. The semiconductor device includes a semiconductor chip, and a clip mounted on the semiconductor chip via a silver paste. Here, the semiconductor chip includes a passivation film having an opening, a source pad of a main transistor having a portion exposed from the passivation film at the opening, and a wall portion provided on the passivation film so as to surround the source pad in a plan view. At this time, a whole of the portion (exposed surface) of the source pad, which is exposed from the passivation film, is covered with the silver paste. Further, in the plan view, the silver paste connecting the source pad with the clip is positioned inside of an area surrounded by the wall portion, without overflowing.

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
20230066154 · 2023-03-02 · ·

A semiconductor device includes a semiconductor unit including a semiconductor chip, a cooling plate having a cooling front surface on which the semiconductor unit is disposed, a case disposed along an outer edge of the cooling front surface at the outer edge via an adhesive so as to surround the semiconductor unit, and a sealing member sealing the semiconductor unit disposed on the cooling plate inside the case. The cooling plate has an interlocking portion, the interlocking portion including a recess in the cooling front surface, and an engagement surface disposed inside the recess and being inclined at an acute angle with respect to the cooling front surface.

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
20220328437 · 2022-10-13 ·

A semiconductor device includes: a semiconductor element that includes an element main body having an element main surface facing one side in a thickness direction, and a first electrode arranged on the element main surface; a first insulating layer that is arranged over a peripheral edge portion of the first electrode and the element main surface and includes a first annular portion formed in an annular shape when viewed in the thickness direction; and a second insulating layer that is laminated on the first insulating layer, is made of a resin material, and includes a second annular portion overlapping with the first annular portion when viewed in the thickness direction.

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, CORRESPONDING SEMICONDUCTOR DEVICE AND RIBBON FOR USE THEREIN
20230114535 · 2023-04-13 · ·

A semiconductor die and an electrically conductive ribbon are arranged on a substrate. The electrically conductive ribbon includes a roughened surface. An insulating encapsulation is molded onto the semiconductor die and the electrically conductive ribbon. The roughened surface of the electrically conductive ribbon provides a roughened coupling interface to the insulating encapsulation.

HIGH VOLTAGE SEMICONDUCTOR PACKAGE WITH PIN FIT LEADS

A semiconductor package includes a die pad, a semiconductor die mounted on the die pad and comprising a first terminal facing away from the die pad and a second terminal facing and electrically connected to the die pad, an interconnect clip electrically connected to the first terminal, an encapsulant body of electrically insulating material that encapsulates the semiconductor die and the interconnect clip, and a first opening in the encapsulant body that exposes a surface of the interconnect clip, the encapsulant body comprises a lower surface, an upper surface opposite from the lower surface, and a first outer edge side extending between the lower surface and the upper surface, and the first opening is laterally offset from the first outer edge side.

Space efficient and low parasitic half bridge

A packaged half-bridge circuit includes a carrier having a dielectric core and a first layer of metallization formed on an upper surface of the carrier, first and second semiconductor chips, each including a first terminal, a second terminal, and a control terminal, and a conductive connector mounted on the upper surface of the carrier and electrically connected to the first layer of metallization. The first semiconductor chip is configured as a high-side switch of the half-bridge circuit. The second semiconductor chip is configured as a low-side switch of the half-bridge circuit. At least one of the first and second semiconductor chips is embedded within the dielectric core of the carrier. The conductive connector is electrically connected to one of the first and second terminals from one or both of the first and second semiconductor chips.

Semiconductor Package Mounting Platform with Integrally Formed Heat Sink
20220319951 · 2022-10-06 ·

A semiconductor package includes a mounting platform including an electrically insulating substrate and structured metallization layers, a semiconductor die mounted on an upper surface of the mounting platform, the semiconductor die including a first terminal and a second terminal, the first terminal disposed on a second surface of the semiconductor die that faces the mounting platform, the second terminal disposed on a first surface of the semiconductor die that faces away from the mounting platform, and a heat sink integrally formed in the mounting platform. The heat sink is directly underneath the semiconductor die and is thermally coupled to the semiconductor die. The heat sink extends from the upper surface of the mounting platform to a lower surface of the mounting platform. The heat sink includes one or more discrete metal blocks disposed within an opening formed in the electrically insulating substrate.