H01L2224/33505

Semiconductor device with semiconductor chip mounted on die pad and leads of lead frame

Provided is a semiconductor device including: a bed having a bed surface; a semiconductor chip having a bottom surface larger than the bed surface, the semiconductor chip being provided such that a center of the bottom surface is disposed above the bed surface and the bottom surface having a first end and a second end; a joint material provided between the bed surface and the bottom surface; a plate-like first wire having a first surface and provided such that the first surface faces the first end; a plate-like second wire having a second surface and provided such that the second surface faces the second end; a first insulating film having a third surface and a fourth surface provided on an opposite side of the third surface, the third surface being in contact with the first end, the fourth surface being in contact with the first surface; and a second insulating film having a fifth surface and a sixth surface provided on an opposite side of the fifth surface, the fifth surface being in contact with the second end, the sixth surface being in contact with the first surface.

Low-cost semiconductor package using conductive metal structure
11189550 · 2021-11-30 · ·

A low-cost semiconductor package using a conductive metal structure includes a lead frame including a pad and a lead, a semiconductor chip attached onto the pad of the lead frame, an Aluminum (Al) pad formed on the semiconductor chip, a clip structure having one side adhered to the Al pad and the other side adhered to the lead of the lead frame, and a sealing member formed to surround the semiconductor chip and the clip structure via molding, wherein the semiconductor chip is adhered directly to a junction of the lead frame through a first adhesive layer formed of a solder or epoxy resin-based material and is adhered directly to a junction of the Al pad and the clip structure through a second adhesive layer formed of a solder-based material.

ELECTRONIC APPARATUS
20210366891 · 2021-11-25 ·

An electronic apparatus including a display module having a front surface and a rear surface opposing the front surface and including pixels disposed on the front surface and a display pad connected to the pixels and exposed from the rear surface, a protective film disposed on the rear surface of the display module, a circuit board disposed between the display module and the protective film and having a front surface facing the rear surface of the display module and a rear surface, the circuit board including a first substrate pad connected to the display pad and exposed from the front surface of the circuit board and a second substrate pad exposed from the rear surface of the circuit board, and a driving element connected to the second substrate pad to drive the pixels, in which the second substrate pad and the protective film are spaced apart from each other.

Component having a buffer layer and method for producing a component

A component may include a semiconductor chip, a buffer layer, a connecting layer, and a metal carrier. The semiconductor chip may include a substrate and a semiconductor body arranged thereon. The metal carrier may have a thermal expansion coefficient at least 1.5 times as great as a thermal expansion coefficient of the substrate or of the semiconductor chip. The chip may be fastened on the metal carrier by the connecting layer, and the buffer layer may have a yield stress ranging from 10 MPa. The buffer layer may have a thickness ranging from 2 um to 10 um and adjoin the chip. The substrate and the metal carrier may have a higher yield strength than the buffer layer.

Semiconductor device, method for manufacturing the same, and power conversion device

In a method for manufacturing a semiconductor device, a plurality of first provisional fixing portions are supplied on a front surface of a substrate such that the plurality of first provisional fixing portions are spaced from each other and thus dispersed. A first solder layer processed into a plate to be a first soldering portion is disposed in contact with the plurality of first provisional fixing portions. A semiconductor chip is disposed on the first solder layer. In addition a conductive member in the form of a flat plate is disposed thereon via a second provisional fixing portion and a second solder layer. A reflow process is performed to solder the substrate, the semiconductor chip and the conductive member together.

Techniques for forming semiconductor device packages and related packages, intermediate products, and methods

Semiconductor device packages may include a first semiconductor device over a substrate and a second semiconductor device over the first semiconductor device. An active surface of the second semiconductor device may face away from the substrate. Electrical interconnections may extend from bond pads of the second semiconductor device, along surfaces of the second semiconductor device, first semiconductor device, and substrate to pads of routing members of the substrate. The electrical interconnections may include conductors in contact with the bond pads and the routing members and a dielectric material interposed between the conductors and the first semiconductor device, the second semiconductor device and the substrate between the bond pads and the pad of the routing members. An encapsulant distinct from the dielectric material may cover the electrical interconnections, the first semiconductor device, the second semiconductor device, and an upper surface of the substrate. Methods of fabrication are also disclosed.

PACKAGE STRUCTURE APPLIED TO POWER CONVERTER
20210343628 · 2021-11-04 ·

A package structure applied to power converters can include: a first die having a first power transistor and a first control and drive circuit; a second die having a second power transistor; a connection device configured to couple the first and second power transistors in series between a high-level pin and a low-level pin of a lead frame of the package structure; and where a common node of the first and second power transistors can be coupled to an output pin of the lead frame through a metal connection structure with a low interconnection resistance.

Chip package structure and method for forming the same

A method for forming a chip package structure is provided. The method includes disposing a chip package over a wiring substrate. The method includes forming a first heat conductive structure and a second heat conductive structure over the chip package. The first heat conductive structure and the second heat conductive structure are separated by a first gap. The method includes bonding a heat dissipation lid to the chip package through the first heat conductive structure and the second heat conductive structure. The first heat conductive structure and the second heat conductive structure extend toward each other until the first heat conductive structure contacts the second heat conductive structure during bonding the heat dissipation lid to the chip package.

Semiconductor device comprising a can housing a semiconductor die which is embedded by an encapsulant

A semiconductor device includes a conductive can include a flat portion and at least one peripheral rim portion extending from an edge of the flat portion, a semiconductor die comprising a first main face and a second main face opposite to the first main face, a first contact pad disposed on the first main face and a second contact pad disposed on the second main face, wherein the first contact pad is electrically connected to the flat portion of the can, an electrical interconnector connected with the second contact pad, and an encapsulant disposed under the semiconductor die so as to surround the electrical interconnector, wherein an external surface of the electrical interconnector is recessed from an external surface of the encapsulant.

CHIP PACKAGE STRUCTURE WITH RING DAM

A chip package structure is provided. The chip package structure includes a wiring substrate. The chip package structure includes a chip package over the wiring substrate. The chip package structure includes a first heat conductive structure over the chip package. The chip package structure includes a ring dam over the chip package and surrounding the first heat conductive structure. The ring dam has a gap. The chip package structure includes a heat dissipation lid over the first heat conductive structure and the ring dam.