Patent application number | Description | Published |
20080229575 | Semiconductor Chip Attachment - A chip carrier member comprises a rotatable chip-receiving element. The rotatable chip-receiving element is rotatable essentially about a point. | 09-25-2008 |
20080230589 | APPARATUS AND METHOD FOR CONNECTING A COMPONENT WITH A SUBSTRATE - An apparatus for connecting a component with a substrate by means of diffusion soldering in a closed evacuated chamber is disclosed. The component and the substrate to be connected are displaceable separate from one another in the chamber, and the chamber comprises a combined transfer and pressing unit being displaceable between the current position of the component and the current position of the substrate, for placing and pressing the component on the substrate. The combined transfer and pressing unit comprises a rotatable element, which, in response to the placing and pressing of the component on the substrate, assumes an angle between the normal of the lower side of the component to be connected and the pressing direction of the component, the angle corresponding to the angle between the normal of the substrate surface area to be connected and the pressing direction of the component. | 09-25-2008 |
20080230905 | Power Semiconductor Module, Method for Producing a Power Semiconductor Module, and Semiconductor Chip - In a power semiconductor module, a copper-containing first soldering partner, a connection layer, and a copper-containing second soldering partner are arranged successively and fixedly connected with one another. The connection layer has a portion of intermetallic copper-tin phases of at least 90% by weight. For producing such a power semiconductor module the soldering partners and the solder arranged there between are pressed against one another with a predefined pressure and the solder is melted. After termination of a predefined period of time the diffused copper and the tin from the liquid solder form a connection layer comprising intermetallic copper-tin phases, the portion of which is at least 90% by weight of the connection layer created from the solder layer. | 09-25-2008 |
20090023250 | APPARATUS AND METHOD FOR PRODUCING SEMICONDUCTOR MODULES - An apparatus and method for producing semiconductor modules is disclosed. One embodiment provides for bonding at least one semiconductor die onto a carrier including a support film strip, the support film having applied an adhesive layer to one of its surfaces to attach the semiconductor die, and a pressure tool to press the semiconductor die and the support film strip onto the carrier to permanently contact the at least one semiconductor die to the carrier. | 01-22-2009 |
20090206456 | MODULE INCLUDING A SINTERED JOINT BONDING A SEMICONDUCTOR CHIP TO A COPPER SURFACE - A module includes a substrate including a first copper surface and a semiconductor chip. The module includes a first sintered joint bonding the semiconductor chip directly to the first copper surface. | 08-20-2009 |
20090294963 | MODULE INCLUDING A SINTERED JOINT - A method comprises applying a paste comprising metal grains, a solvent, and a sintering inhibitor to one of a die and a metal layer. The method comprises evaporating the solvent in the paste and placing the one of the die and the metal layer on the other of the die and the metal layer such that the paste contacts the die and the metal layer. The method comprises applying a force to the one of the die and the metal layer and decomposing the sintering inhibitors to form a sintered joint joining the die to the metal layer. | 12-03-2009 |
20100059857 | METHOD OF FABRICATING A SEMICONDUCTOR DEVICE - A method of fabricating a semiconductor device. One embodiment provides a metal carrier. A semiconductor chip is provided. A porous layer is produced at a surface of at least one of the carrier and the semiconductor chip. The semiconductor chip is placed on the carrier. The resulting structure is heated until the semiconductor chip is attached to the carrier. | 03-11-2010 |
20100068552 | MODULE INCLUDING A STABLE SOLDER JOINT - A solder includes a soft solder having a melting point less than 450° C. and particles embedded in the soft solder. Each particle has a maximum length greater than 50 μm. The particles comprise greater than 10 Vol % and less than 60 Vol % of the solder. | 03-18-2010 |
20100078463 | DEVICE AND METHOD FOR MAKING A SEMICONDUCTOR DEVICE INCLUDING BONDING TWO BONDING PARTNERS - A device and a method for making a semiconductor device including bonding a first bonding partner to a second bonding partner. The device comprises a lower tool and an upper tool, the upper tool including a plunger having a bottom side facing the lower tool at which bottom side a vacuum is creatable, so that the first bonding partner can be picked up by vacuum from the upper tool and positioned on the second bonding partner. | 04-01-2010 |
20110017803 | Method for Connecting a Component With a Substrate - An apparatus for connecting a component with a substrate by means of diffusion soldering in a closed evacuated chamber, wherein the component and the substrate to be connected are displaceable separate from one another in the chamber, and the chamber comprises a combined transfer and pressing unit being displaceable between a current position of the component and a current position of the substrate, for placing and pressing the component on the substrate, and the combined transfer and pressing unit comprises a rotatable element, which, in response to the placing and pressing of the component on the substrate, assumes an angle between the normal of a lower side of the component to be connected and a pressing direction of the component, the angle corresponding to an angle between the normal of a surface area of the substrate to be connected and the pressing direction of the component. | 01-27-2011 |
20110084369 | DEVICE INCLUDING A SEMICONDUCTOR CHIP AND A CARRIER AND FABRICATION METHOD - A description is given of a method. In one embodiment the method includes providing a semiconductor chip with semiconductor material being exposed at a first surface of the semiconductor chip. The semiconductor chip is placed over a carrier with the first surface facing the carrier. An electrically conductive material is arranged between the semiconductor chip and the carrier. Heat is applied to attach the semiconductor chip to the carrier. | 04-14-2011 |
20120312864 | MODULE INCLUDING A SINTERED JOINT BONDING A SEMICONDUCTOR CHIP TO A COPPER SURFACE - A module includes a substrate including a first copper surface and a semiconductor chip. The module includes a first sintered joint bonding the semiconductor chip directly to the first copper surface. | 12-13-2012 |
20130082387 | POWER SEMICONDUCTOR ARRANGEMENT AND METHOD FOR PRODUCING A POWER SEMICONDUCTOR ARRANGEMENT - In a method for producing a power semiconductor arrangement, an insulation carrier with a top side, a metallization, and a contact pin with a first end are provided. The metallization is attached to the top side and a target section of the metallization is determined. After the metallization is attached to the top side of the insulation carrier, the first end of the contact pin is pressed into the target section such that the first end is inserted in the target section. Thereby, an interference fit and an electrical connection are established between the first end of the contact pin and the target section of the metallization. | 04-04-2013 |
20130084679 | METHOD FOR PRODUCING A POWER SEMICONDUCTOR ARRANGEMENT - In a method for producing a power semiconductor arrangement, a dielectric insulation carrier with a top side and a top metallization layer arranged on the top side are provided. Also provided are a semiconductor chip and at least one electrically conductive contact pin, each pin having a first end and an opposite second end. The semiconductor chip is sintered or diffussion soldered to the top metallization layer. Between the first end and the top metallization layer an electrically conductive connection is formed, in which electrically conductive connection material of the contact pin is in direct physical contact with the material of the top metallization layer. | 04-04-2013 |
20130137215 | Die Fixing Method and Apparatus - A die fixing method is disclosed which includes providing a substrate having a metallized surface, forming a joining material on the metallized surface and placing a die alignment member with a plurality of openings on the substrate so that portions of the joining material are exposed through the openings. The method further includes placing a plurality of dies in the openings of the die alignment member with a bottom side of each die in contact with part of the joining material and attaching the plurality of dies to the metallized surface of the substrate at an elevated temperature and pressure, the die alignment member withstanding the elevated temperature and pressure. The die alignment member is removed from the substrate after the plurality of dies are attached to the metallized surface of the substrate. | 05-30-2013 |