H01L2224/8385

INTERDIGITATED OUTWARD AND INWARD BENT LEADS FOR PACKAGED ELECTRONIC DEVICE

An electronic device includes a package structure, a first lead and a second lead. The first lead has a first portion extending outward from a side of the package structure and downward, and a second portion extending outward from the first portion away from the package side. The second lead has a first portion extending outward from the package side and downward, and a second portion extending inward from the first portion toward the package side, and a distal end of the second lead is spaced from the package side.

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD
20220384468 · 2022-12-01 · ·

A semiconductor device includes: a substrate; a first semiconductor chip; a first adhesive layer; a second semiconductor chip; a second adhesive layer; and a spacer. The substrate has a first surface. The first semiconductor chip is provided above the first surface. The first adhesive layer is provided on a lower surface, which is opposed to the substrate, of the first semiconductor chip and contains a plurality of types of resins different in molecular weight. The second semiconductor chip is provided between the substrate and the first adhesive layer. The second adhesive layer covers surroundings of the second semiconductor chip in a view from a normal direction of a first surface, and contains at least one type of the resin lower in molecular weight than the other resins among the plurality of types of resins contained in the first adhesive layer. The spacer covers surroundings of the second adhesive layer in the view from the normal direction of the first surface.

SEMICONDUCTOR PACKAGE
20220384322 · 2022-12-01 ·

A semiconductor package includes a semiconductor chip on a first redistribution substrate, a molding layer that covers the semiconductor chip, and a second redistribution substrate on the molding layer and that includes a dielectric layer, a redistribution pattern, and a conductive pad. The dielectric layer includes a lower opening that exposes the conductive pad, and an upper opening connected to the lower opening and that is wider than the lower opening. The semiconductor package also comprises a redistribution pad on the conductive pad and that covers a sidewall of the lower opening and a bottom surface of the upper opening. A top surface of the dielectric layer is located at a higher level than a top surface of the redistribution pad. The top surface of the redistribution pad is located on the bottom surface of the upper opening.

SEMICONDUCTOR PACKAGE
20220384322 · 2022-12-01 ·

A semiconductor package includes a semiconductor chip on a first redistribution substrate, a molding layer that covers the semiconductor chip, and a second redistribution substrate on the molding layer and that includes a dielectric layer, a redistribution pattern, and a conductive pad. The dielectric layer includes a lower opening that exposes the conductive pad, and an upper opening connected to the lower opening and that is wider than the lower opening. The semiconductor package also comprises a redistribution pad on the conductive pad and that covers a sidewall of the lower opening and a bottom surface of the upper opening. A top surface of the dielectric layer is located at a higher level than a top surface of the redistribution pad. The top surface of the redistribution pad is located on the bottom surface of the upper opening.

Copper wire bond on gold bump on semiconductor die bond pad

A semiconductor package includes a conductive pad, a semiconductor die with an aluminum bond pad over a dielectric layer of the semiconductor die, a gold bump on the aluminum bond pad, a first intermetallic layer of gold and aluminum between the aluminum bond pad and the gold bump, a copper ball bond on the gold bump, a second intermetallic layer of copper and gold between the copper ball bond and the gold bump, a copper wire extending from the copper ball bond to the conductive pad, a stitch bond between the copper wire and the conductive pad.

Semiconductor package having routable encapsulated conductive substrate and method

A packaged semiconductor device includes a routable molded lead frame structure with a surface finish layer. In one embodiment, the routable molded lead frame structure includes a first laminated layer including the surface finish layer, vias connected to the surface finish layer, and a first resin layer covering the vias leaving the top surface of the surface finish layer exposed. A second laminated layer includes second conductive patterns connected to the vias, bump pads connected to the second conductive patterns, and a second resin layer covering one side of the first resin layer, the second conductive patterns and the bump pads. A semiconductor die is electrically connected to the surface finish layer and an encapsulant covers the semiconductor die and another side of the first resin layer. The surface finish layer provides a customizable and improved bonding structure for connecting the semiconductor die to the routable molded lead frame structure.

Wire bonding method for semiconductor package
11594503 · 2023-02-28 · ·

A wire bonding method includes bonding a tip of a wire provided through a clamp and a capillary onto a bonding pad of a chip, moving the capillary to a connection pad of a substrate corresponding to the bonding pad, bonding the wire to the connection pad to form a bonding wire connecting the bonding pad to the connection pad, before the capillary is raised from the connection pad, applying a electrical signal to the wire to detect whether the wire and the connection pad are in contact with each other, changing a state of the clamp to a closed state when the wire is not in contact with the connection pad and maintaining the state of the clamp in an open state when the wire is in contact with the connection pad, and raising the capillary from the connection pad while maintaining the state of the clamp.

SEMICONDUCTOR MANUFACTURING APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
20230054378 · 2023-02-23 · ·

According to one embodiment, in a semiconductor manufacturing apparatus, a controller relatively moves a bonding tool and a stage close to each other while causing a semiconductor chip to adhere by suction to a surface via a tape using at least a first suction structure in a first period. In a second period, the controller controls the temperature of the bonding tool to a first target temperature while keeping substantially equal to a target pressure a pressure applied to the semiconductor chip by the bonding tool. In a third period, the controller controls a relative distance between the bonding tool and the stage so that the pressure applied to the semiconductor chip by the bonding tool is kept equal to the target pressure and controls the temperature of the bonding tool to a second target temperature. The second target temperature is higher than the first target temperature.

SEMICONDUCTOR MANUFACTURING APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
20230054378 · 2023-02-23 · ·

According to one embodiment, in a semiconductor manufacturing apparatus, a controller relatively moves a bonding tool and a stage close to each other while causing a semiconductor chip to adhere by suction to a surface via a tape using at least a first suction structure in a first period. In a second period, the controller controls the temperature of the bonding tool to a first target temperature while keeping substantially equal to a target pressure a pressure applied to the semiconductor chip by the bonding tool. In a third period, the controller controls a relative distance between the bonding tool and the stage so that the pressure applied to the semiconductor chip by the bonding tool is kept equal to the target pressure and controls the temperature of the bonding tool to a second target temperature. The second target temperature is higher than the first target temperature.

DISPLAY DEVICE USING MICRO LED, AND MANUFACTURING METHOD THEREFOR
20220367771 · 2022-11-17 · ·

Disclosed in the present specification is a micro LED display device, and a manufacturing method therefor, the method forming, in advance, an anisotropic conductive adhesive paste layer only on a conductive electrode part of a semiconductor light emitting element and on a peripheral part thereof, and then transferring the anisotropic conductive adhesive paste layer to a wiring substrate, thereby simultaneously performing a transfer step and a stable wiring step.