H01L2224/8421

SEMICONDUCTOR DEVICE FABRICATED BY FLUX-FREE SOLDERING
20170365544 · 2017-12-21 · ·

A method of fabricating a semiconductor device is disclosed. In one aspect, the method includes placing a first semiconductor chip on a carrier with the first main surface of the first semiconductor chip facing the carrier. A first layer of soft solder material is provided between the first main surface and the carrier. Heat is applied during placing so that a temperature at the first layer of soft solder material is equal to or higher than a melting temperature of the first layer of soft solder material. A second layer of soft solder material is provided between the first contact area and the second main surface. Heat is applied during placing so that a temperature at the second layer of soft solder material is equal to or higher than a melting temperature of the second layer of soft solder material. The first and second layers of soft solder material are cooled to solidify the soft solder materials.

SEMICONDUCTOR DEVICE FABRICATED BY FLUX-FREE SOLDERING
20170365544 · 2017-12-21 · ·

A method of fabricating a semiconductor device is disclosed. In one aspect, the method includes placing a first semiconductor chip on a carrier with the first main surface of the first semiconductor chip facing the carrier. A first layer of soft solder material is provided between the first main surface and the carrier. Heat is applied during placing so that a temperature at the first layer of soft solder material is equal to or higher than a melting temperature of the first layer of soft solder material. A second layer of soft solder material is provided between the first contact area and the second main surface. Heat is applied during placing so that a temperature at the second layer of soft solder material is equal to or higher than a melting temperature of the second layer of soft solder material. The first and second layers of soft solder material are cooled to solidify the soft solder materials.

BONDING STRUCTURE AND METHOD

A bonding structure and a method for bonding components, wherein the bonding structure includes a nanoparticle preform. In accordance with embodiments, the nanoparticle preform is placed on a substrate and a workpiece is placed on the nanoparticle preform.

Semiconductor device fabricated by flux-free soldering

A method of fabricating a semiconductor device is disclosed. In one aspect, the method includes placing a first semiconductor chip on a carrier with the first main surface of the first semiconductor chip facing the carrier. A first layer of soft solder material is provided between the first main surface and the carrier. Heat is applied during placing so that a temperature at the first layer of soft solder material is equal to or higher than a melting temperature of the first layer of soft solder material. A second layer of soft solder material is provided between the first contact area and the second main surface. Heat is applied during placing so that a temperature at the second layer of soft solder material is equal to or higher than a melting temperature of the second layer of soft solder material. The first and second layers of soft solder material are cooled to solidify the soft solder materials.

Semiconductor device fabricated by flux-free soldering

A method of fabricating a semiconductor device is disclosed. In one aspect, the method includes placing a first semiconductor chip on a carrier with the first main surface of the first semiconductor chip facing the carrier. A first layer of soft solder material is provided between the first main surface and the carrier. Heat is applied during placing so that a temperature at the first layer of soft solder material is equal to or higher than a melting temperature of the first layer of soft solder material. A second layer of soft solder material is provided between the first contact area and the second main surface. Heat is applied during placing so that a temperature at the second layer of soft solder material is equal to or higher than a melting temperature of the second layer of soft solder material. The first and second layers of soft solder material are cooled to solidify the soft solder materials.

Substrate bonding apparatus and method of manufacturing a semiconductor device
12002700 · 2024-06-04 · ·

According to one embodiment, there is provided a substrate bonding apparatus including a first chuck stage and a second chuck stage. The first chuck stage includes a first electromagnetic force generation unit. The first chuck stage is chuckable for a first substrate. The second chuck stage includes a second electromagnetic force generation unit. The second electromagnetic force generation unit faces the first electromagnetic force generation unit. The second chuck stage is chuckable for a second substrate.

Semiconductor Device Circuit Apparatus Bonded with Anisotropic Conductive Film and Method of Direct Transfer for Making the Same

An apparatus includes a circuit substrate including a circuit trace and a micro-sized semiconductor device die electrically connected to the circuit substrate. The micro-sized semiconductor device die has a height not greater than 400 microns and a width not greater than 800 microns. An anisotropic conductive adhesive (ACA) is disposed between the circuit substrate and the micro-sized semiconductor device die, thereby providing an electrical connection from the circuit substrate to the micro-sized semiconductor device die.

Semiconductor Device Circuit Apparatus Bonded with Anisotropic Conductive Film and Method of Direct Transfer for Making the Same

An apparatus includes a circuit substrate including a circuit trace and a micro-sized semiconductor device die electrically connected to the circuit substrate. The micro-sized semiconductor device die has a height not greater than 400 microns and a width not greater than 800 microns. An anisotropic conductive adhesive (ACA) is disposed between the circuit substrate and the micro-sized semiconductor device die, thereby providing an electrical connection from the circuit substrate to the micro-sized semiconductor device die.

Bonding structure and method

A bonding structure and a method for bonding components, wherein the bonding structure includes a nanoparticle preform. In accordance with embodiments, the nanoparticle preform is placed on a substrate and a workpiece is placed on the nanoparticle preform.

Semiconductor module

To provide a semiconductor module that has high reliability of electric connection by a solder and is inexpensive. A joint surface of an electrode jointing portion that is opposed to a surface to be jointed of a gate electrode of a bare-chip FET and a joint surface of a substrate jointing portion that is opposed to a surface to be jointed of another wiring pattern include an outgas releasing mechanism that makes outgas generated from a molten solder during solder jointing of a metal plate connector be released from solders interposed between the joint surfaces and the surfaces to be jointed.