H01L23/5228

Resistance element and its manufacturing method
11626221 · 2023-04-11 · ·

A resistance element includes a plurality of resistance chips stacked vertically, each of the plurality of resistance chips including a semiconductor substrate, one or more resistance layers on a field insulating film, a pad forming electrode on electrically connected to the one or more resistance layers, a relay wiring on the interlayer insulating film, laterally separated from the pad forming electrode, electrically connected to another end of at least one of the one or more resistance layers on one end and to a semiconductor substrate on another end, and a back surface electrode at a bottom of the semiconductor substrate, making ohmic contact with the semiconductor substrate, wherein the plurality of resistance chips have the same planar outer shape, and are stacked one over another so as to constitute a resistor as a whole.

GALLIUM NITRIDE TRANSISTORS WITH RELIABILITY ENHANCEMENTS

In one embodiment, an apparatus includes a source region, a drain region, a channel between the source and drain regions, and a polarization layer on the channel. The channel includes gallium and nitrogen, and the polarization layer includes a group III-nitride (III-N) material. The apparatus further includes a gate structure having a first region and a second region. The first region extends into the polarization layer and includes a metal. The second region is coupled to the first region and includes a polycrystalline semiconductor material.

SEMICONDUCTOR DEVICE
20220319986 · 2022-10-06 ·

A semiconductor device includes: a semiconductor substrate of a first conductivity type; a first impurity layer of a second conductivity type formed at a surface of the semiconductor substrate; a second impurity layer of a first conductivity type formed to surround the first impurity layer of the semiconductor substrate; an insulating film configured to cover at least the first impurity layer; a resistive element provided on the insulating film and having a spiral shape; a first interlayer insulating layer configured to cover the resistive element; and a plurality of first conductive films provided on the first interlayer insulating layer and electrically coupled with the resistive element.

DUAL RESISTOR INTEGRATION

An electronic device includes a first thin film resistor and a second thin film resistor above a dielectric layer that extends in a first plane of orthogonal first and second directions, the first resistor has three portions with the second portion extending between the first and third portions, and a recess etched into the top side of the second portion by a controlled etch process to increase the sheet resistance of the first resistor for dual thin film resistor integration.

SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF

A semiconductor device includes a resistor disposed on a second etching stop layer in the resistor forming region. A fourth interlayer dielectric layer covers the resistor and the second etch stop layer. A first via is located in the fourth interlayer dielectric layer and is electrically connected to a terminal of the resistor. By forming the resistor in BEOL process, the problem of the contact stop depth difference that affects the process window and causes the reduced yield can be improved.

Semiconductor device and method of manufacturing semiconductor device

A semiconductor device includes a first insulating layer disposed on a substrate, a first wiring disposed in the first insulating layer, a first insulating barrier layer disposed on the first insulating layer, an etch-stop layer disposed on the first insulating barrier layer and having an area smaller than an area of the first insulating barrier layer in a plan view, a resistive metal pattern disposed on the etch-stop layer, a second insulating barrier layer disposed on the resistive metal pattern, a second insulating layer covering the first and second insulating barrier layers, a second wiring disposed in the second insulating layer, and a first conductive via disposed between the resistive metal pattern and the second wiring to penetrate through the second insulating barrier layer and the second insulating layer and electrically connect the resistive metal pattern and the second wiring.

INTEGRATED CIRCUIT DEVICE AND METHOD OF MANUFACTURING THE SAME
20230139839 · 2023-05-04 ·

An integrated circuit device includes a conductive line including a metal layer and an insulation capping structure covering the conductive line. The first insulation capping structure includes a first insulation capping pattern that is adjacent to the metal layer in the insulation capping structure and has a first density, and a second insulation capping pattern spaced apart from the metal layer with the first insulation capping pattern therebetween and having a second density that is greater than the first density. In order to manufacture the integrated circuit device, the conductive line having a metal layer is formed on a substrate, a first insulation capping layer having the first density is formed directly on the metal layer, and a second insulation capping layer having the second density that is greater than the first density is formed on the first insulation capping layer.

SEMICONDUCTOR DIE BACKSIDE DEVICES AND METHODS OF FABRICATION THEREOF
20170373011 · 2017-12-28 ·

A die for a semiconductor chip package includes a first surface including an integrated circuit formed therein. The die also includes a backside surface opposite the first surface. The backside surface has a total surface area defining a substantially planar region of the backside surface. The die further includes at least one device formed on the backside surface. The at least one device includes at least one extension extending from the at least one device beyond the total surface area.

Apparatus and methods for generating a precise resistor
09852830 · 2017-12-26 · ·

In one embodiment, an apparatus comprising a first resistor, the first resistor comprising a first type of resistor having a plurality of metal wires in respective layers, the plurality of metal wires arranged in series via a plurality of vias.

SEMICONDUCTOR DEVICE

A plurality of first wiring layers are arranged on a main surface of a substrate, a first insulating film is arranged on upper faces of the plurality of first wiring layers, a second insulating film is arranged on an upper face of the first insulating film, and a plurality of second wiring layers are arranged on the second insulating film. A metal resistive element layer is arranged just below at least one second wiring layer among the plurality of second wiring layers. A plurality of conductive layers extend from the plurality of second wiring layers respectively to the metal resistive element layer in a Z direction perpendicular to the main surface. The metal resistive element layer includes a metal wiring layer. At least one part of a side face of at least one conductive layer among the plurality of conductive layers is connected to the metal wiring layer.