H01L23/49572

METHOD FOR PACKAGING INTEGRATED CIRCUIT CHIP
20210257222 · 2021-08-19 · ·

A method for packaging an integrated circuit chip includes the steps of: a) providing a plurality of dies and a lead frame which includes a plurality of bonding parts each having a die pad, a plurality of leads each having an end region disposed on and connected to the die pad, and a plurality of bumps each disposed on the end region of a respective one of the leads; b) transferring each of the dies to the die pad of a respective one of the bonding parts to permit each of the dies to be flipped on the respective bonding part; and c) hot pressing each of the dies and the die pad of a respective one of the bonding parts to permit each of the dies to be bonded to the bumps of the respective bonding part.

Nanoparticle backside die adhesion layer

In described examples, a microelectronic device includes a microelectronic die with a die attach surface. The microelectronic device further includes a nanoparticle layer coupled to the die attach surface. The nanoparticle layer may be in direct contact with the die attach surface, or may be coupled to the die attach surface through an intermediate layer, such as an adhesion layer or a contact metal layer. The nanoparticle layer includes nanoparticles having adjacent nanoparticles adhered to each other. The microelectronic die is attached to a package substrate by a die attach material. The die attach material extends into the nanoparticle layer and contacts at least a portion of the nanoparticles.

Copper passivation

In a described example, a method for passivating a copper structure includes: passivating a surface of the copper structure with a copper corrosion inhibitor layer; and depositing a protection overcoat layer with a thickness less than 35 μm on a surface of the copper corrosion inhibitor layer.

CIRCUIT CARRIER, PACKAGE, AND METHOD FOR MANUFACTURING A PACKAGE
20210100110 · 2021-04-01 · ·

A circuit carrier includes a first side, two layers arranged to define an intermediate space there between, with at least one of the two layers being electrically conductive and attached to the first side. The at least one of the two layers has a region deformed such as to exhibit an indentation and has a trace structure in the indentation. A first insulating material fills the intermediate space, and a second insulating material fills the indentation, A second side in opposition to the first side is shaped to have in the deformed region a cut-out for receiving a bare die such as to come into an electrical contact with the at least one of the two layers.

INTEGRATED CAPACITOR WITH EXTENDED HEAD BUMP BOND PILLAR
20210098348 · 2021-04-01 · ·

A microelectronic device has a die with a first electrically conductive pillar, and a second electrically conductive pillar, mechanically coupled to the die. The microelectronic device includes a first electrically conductive extended head electrically coupled to the first pillar, and a second electrically conductive extended head electrically coupled to the second pillar. The first pillar and the second pillar have equal compositions of electrically conductive material, as a result of being formed concurrently. Similarly, the first extended head and the second extended head have equal compositions of electrically conductive material, as a result of being formed concurrently. The first extended head provides a bump pad, and the second extended head provides at least a portion of a first plate of an integrated capacitor. A second plate may be located in the die, between the first plate and the die, or on an opposite of the first plate from the die.

SEMICONDUCTOR POWER MODULE

An object of the present disclosure is to suppress variation in currents flowing through semiconductor elements and thereby to achieve size reduction of the semiconductor elements. The semiconductor power module includes electrode terminals for connecting a first electrode to a first external electric component, a second electrode joined to upper surfaces of a plurality of semiconductor elements, and a second electrode extension portion for connecting the second electrode to a second external electric component. The sum of a current path length from the electrode terminal to the semiconductor element in the first electrode and a current path length from the semiconductor element to a second electrode terminal portion in the second electrode, is set to be the same among the plurality of semiconductor elements.

TEMPORARY PROTECTIVE FILM FOR SEMICONDUCTOR SEALING MOLDING, LEAD FRAME WITH TEMPORARY PROTECTIVE FILM, SEALED MOLDED BODYWITH TEMPORARY PROTECTIVE FILM, AND METHOD FOR PRODUCINGSEMICONDUCTOR DEVICE
20210050274 · 2021-02-18 ·

A temporary protective film comprising a support film and an adhesive layer provided on one surface or both surfaces of the support film is disclosed. The coefficient of linear expansion at 30 C. to 200 C. of the temporary protective film may be greater than or equal to 16 ppm/ C. and less than or equal to 20 ppm/ C. in at least one in-plane direction of the temporary protective film.

CHIP ON FILM AND DISPLAY DEVICE

The present disclosure relates to a chip on film and a display device. The chip on film includes a body and an insulating protective film arranged on the body, in which the body includes a first area, a first binding area for binding and connecting to the back surface of the display panel, and a first bendable area located between the first area and the first binding area and capable of being bent in a first direction; and the insulating protection film includes a first connection area connected to the first area, a second connection area for connecting to the back surface of the display panel, and a second bendable area located between the first connection area and the second connection area and capable of being bent in a second direction opposite to the first direction.

INTERCONNECT FOR ELECTRONIC DEVICE

A semiconductor die includes a substrate and an integrated circuit provided on the substrate and having contacts. An electrically conductive layer is provided on the integrated circuit and defines electrically conductive elements electrically connected to the contacts. Electrically conductive interconnects coupled with respective electrically conductive elements. The electrically conductive interconnects have at least one of different sizes or shapes from one another.

PACKAGE WITH SELECTIVE CORROSION PROTECTION OF ELECTRIC CONNECTION STRUCTURE
20210028125 · 2021-01-28 · ·

A package is disclosed. In one example, the package comprises a carrier, an electronic component mounted on the carrier, and an encapsulant encapsulating at least part of the electronic component and only part of the carrier so that another exposed part of the carrier is exposed with regard to the encapsulant. The exposed part of the carrier comprises an electric connection structure and a corrosion protection structure. One of the electric connection structure and the corrosion protection structure is selectively formed on only a sub-portion of the other one of the electric connection structure and the corrosion protection structure outside of the encapsulant.