H01L28/92

Semiconductor device with capacitor element

A semiconductor device includes a substrate and at least one capacitor element. The capacitor element is on the substrate. The capacitor element includes a first electrode with a first pad and first terminals connected to the first pad, wherein the first terminals extend away from the substrate; and a second electrode with a second pad and second terminals connected to the second pad, wherein the second terminals extend toward the substrate, wherein the first terminals and the second terminals are staggered and separated by an interlayer dielectric layer.

SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME
20220399435 · 2022-12-15 ·

The present invention relates to a semiconductor device having a capacitor and a method for fabricating the same. A semiconductor device may comprise: a lower electrode; a supporter supporting an outer wall of the lower electrode; a dielectric layer formed over the lower electrode and the supporter; an upper electrode formed on the dielectric layer; and a dielectric booster layer disposed between the lower electrode and the dielectric layer, and selectively formed on a surface of the lower electrode.

FERROELECTRIC RANDOM ACCESS MEMORY (FRAM) CAPACITORS AND METHODS OF CONSTRUCTION
20220399352 · 2022-12-15 · ·

Ferroelectric random access memory (FRAM) capacitors and methods of forming FRAM capacitors are provided. An FRAM capacitor may be formed between adjacent metal interconnect layers or between a silicided active layer (e.g., including MOSFET devices) and a first metal interconnect layer. The FRAM capacitor may be formed by a damascene process including forming a tub opening in a dielectric region, forming a cup-shaped bottom electrode, forming a cup-shaped ferroelectric element in an interior opening defined by the cup-shaped bottom electrode, and forming a top electrode in an interior opening defined by the cup-shaped ferroelectric element. The FRAM capacitor may form a component of an FRAM memory cell. For example, an FRAM memory cell may include one FRAM capacitor and one transistor (1T1C configuration) or two FRAM capacitors and two transistor (2T2C configuration).

CAPACITOR
20220384113 · 2022-12-01 ·

A capacitor that can make a failure mode into an open mode even when a short circuit caused by insulation breakdown occurs in a dielectric layer is provided. The capacitor includes: a substrate; an MIM structure disposed on the Substrate, the MIM structure including a dielectric layer, a bottom electrode layer disposed on one side of the dielectric layer and composed of a first conductive material, and a top electrode layer disposed on the other side of the dielectric layer; a first external electrode disposed on the substrate; a second external electrode disposed on the substrate; and a connection conductor connecting between the bottom electrode layer and the first external electrode, the connection conductor including a first contact portion contacting the substrate.

Capacitor having trenches on both surfaces

A capacitor according to an embodiment includes a substrate having a first surface and a second surface and provided with one or more first through holes each extending from the first surface to the second surface, a first conductive layer covering the first surface, the second surface, and side walls of the one or more first through holes, a second conductive layer facing the first surface, the second surface, and the side walls of the one or more first through holes, with the first conductive layer interposed therebetween, and a dielectric layer interposed between the first conductive layer and the second conductive layer.

SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME

A semiconductor device including a first pad on a substrate extending in a first direction and a second direction, a lower electrode connected to and disposed on the first pad, first to third supporter layers disposed on a side wall of the lower electrode and sequentially spaced apart from each other in a third direction perpendicular to the first direction and the second direction, a dielectric film disposed on the lower electrode and the first to third supporter layers, and an upper electrode disposed on the dielectric film. At least one of a side wall of the lower electrode between the first supporter layer and the second supporter layer, and a side wall of the lower electrode between the second supporter layer and the third supporter layer includes a first portion including protrusions extending in the first direction and includes a second portion including no protrusions.

METHOD FOR FABRICATING METAL-OXIDE-METAL CAPACITOR
20220367609 · 2022-11-17 ·

A method for fabricating a MOMCAP includes steps as follows: An Nth metal layer is formed on a substrate according to an Nth expected capacitance value of the Nth metal layer. An Nth capacitance error value between an Nth actual capacitance value of the Nth metal layer and the Nth expected capacitance value is calculated. An N+1th expected capacitance value of an N+1th metal layer is adjusted to form an N+1th actual capacitance value according to the Nth capacitance error value, and the N+1th metal layer with an N+1th actual capacitance value is formed on the Nth metal layer according to the adjusted N+1th expected capacitance value, to make the sum of the Nth actual capacitance value and the N+1th actual capacitance value equal to the sum of the Nth expected capacitance value and the N+1th expected capacitance value. N is an integer greater than 1.

Metal-insulator-metal capacitor structure to increase capacitance density

Various embodiments of the present disclosure are directed towards a capacitor structure comprising a plurality of first conductive layers that are vertically stacked over one another and overlie a substrate. The plurality of first conductive layers respectively contact an adjacent first conductive layer in a first connection region. A plurality of second conductive layers are respectively stacked between adjacent ones of the plurality of first conductive layers. The plurality of second conductive layers respectively contact an adjacent second conductive layer in a second connection region. A dielectric structure separates the plurality of first conductive layers and the plurality of second conductive layers. At least a portion of a lower first conductive layer in the plurality of first conductive layers directly underlies the second connection region.

SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME
20230096911 · 2023-03-30 ·

A capacitor includes: a bottom electrode; a top electrode; and a hybrid dielectric layer including at least one nanosheet material disposed between the bottom electrode and the top electrode.

Methods for making three-dimensional module

A method for making a three-dimensional (3-D) module includes the steps of: A) forming a laminate of alternate ceramic tape layers and internal electrode layers on a substrate; B) etching said laminate to form first and second capacitor stacks at said first and second locations; C) firing said first and second capacitor stacks integrally; D) forming first and second pairs of external electrodes on said first and second capacitor stacks, respectively.