Abstract:
A semiconductor device includes an opening and a redistribution layer gutter which are formed integrally in a polyimide resin film of a single layer. A redistribution layer is formed in the polyimide resin film of a single layer. A wiring material (silver) including the redistribution layer can be inhibited from migrating.
Abstract:
The invention provides a semiconductor package assembly. The semiconductor package assembly includes a first semiconductor package. The first semiconductor package includes a first semiconductor die having first pads thereon. First vias are disposed on the first semiconductor die, coupled to the first pads. A first dynamic random access memory (DRAM) die is mounted on the first semiconductor die, coupled to the first vias. A second semiconductor package is stacked on the first semiconductor package. The second semiconductor package includes a body having a die-attach surface and a bump-attach surface opposite to the die-attach surface. A second dynamic random access memory (DRAM) die is mounted on the die-attach surface, coupled to the body through the bonding wires. The number of input/output (I/O) pins of first DRAM die is different from the number of input/output (I/O) pins of the second DRAM die.
Abstract:
Methods of packaging semiconductor devices and structures thereof are disclosed. In one embodiment, a method of packaging a semiconductor device includes providing a carrier wafer, providing a plurality of dies, and forming a die cave material over the carrier wafer. A plurality of die caves is formed in the die cave material. At least one of the plurality of dies is placed within each of the plurality of die caves in the die cave material. A plurality of packages is formed, each of the plurality of packages being formed over a respective at least one of the plurality of dies.
Abstract:
Disclosed herein is a semiconductor device including: a first substrate provided with a first surface layer including a first electrode; an expanded second substrate provided with a second surface layer including a second electrode and directly bonded to the first substrate so that the second surface layer contacts with the first surface layer; and a through electrode running through the first or second substrate. The second surface layer is provided over an expanded second principal surface defined by a second substrate and a resin portion. The second substrate has a smaller planar size than the first substrate. The first and second electrodes are connected together and in contact with each other.
Abstract:
A structure including a first semiconductor chip with front and rear surfaces and a cavity in the rear surface. A second semiconductor chip is mounted within the cavity. The first chip may have vias extending from the cavity to the front surface and via conductors within these vias serving to connect the additional microelectronic element to the active elements of the first chip. The structure may have a volume comparable to that of the first chip alone and yet provide the functionality of a multi-chip assembly. A composite chip incorporating a body and a layer of semiconductor material mounted on a front surface of the body similarly may have a cavity extending into the body from the rear surface and may have an additional microelectronic element mounted in such cavity.
Abstract:
The present invention provides a chip package that includes a semiconductor chip, at least one recess, a plurality of first redistribution metal lines, and at least one protrusion. The semiconductor chip has a plurality of conductive pads disposed on an upper surface of the semiconductor chip. The recess extends from the upper surface to a lower surface of the semiconductor chip, and is arranged on the side of the semiconductor chip. The first redistribution metal lines are disposed on the upper surface, electrically connected to the conductive pad individually, and extended into the recesses separately. The protrusion is disposed in the recess and located between the adjacent first redistribution metal lines.
Abstract:
A system and method for packaging semiconductor device is provided. An embodiment comprises forming vias over a carrier wafer and attaching a first die over the carrier wafer and between a first two of the vias. A second die is attached over the carrier wafer and between a second two of the vias. The first die and the second die are encapsulated to form a first package, and at least one third die is connected to the first die or the second die. A second package is connected to the first package over the at least one third die.
Abstract:
Microelectronic packages and methods for producing microelectronic packages having sidewall-deposited heat spreader structures are provided. In one embodiment, the method includes providing a package body containing a microelectronic device. A heat spreader structure is printed or otherwise formed over at least one sidewall of the package body. The heat spreader structure is thermally coupled to the microelectronic device and is configured to dissipate heat generated thereby during operation of the microelectronic package.
Abstract:
A system and method for preventing cracks in a passivation layer is provided. In an embodiment a contact pad has a first diameter and an opening through the passivation layer has a second diameter, wherein the first diameter is greater than the second diameter by a first distance of about 10 μm. In another embodiment, an underbump metallization is formed through the opening, and the underbump metallization has a third diameter that is greater than the first diameter by a second distance of about 5 μm. In yet another embodiment, a sum of the first distance and the second distance is greater than about 15 μm. In another embodiment the underbump metallization has a first dimension that is less than a dimension of the contact pad and a second dimension that is greater than a dimension of the contact pad.
Abstract:
Disclosed herein is a package having a first redistribution layer (RDL) disposed on a first semiconductor substrate and a second RDL disposed on a second semiconductor substrate. The first RDL is bonded to the second RDL. The package further includes an insulating film disposed over the second RDL and around the first RDL and the first semiconductor substrate. A conductive element is disposed in the first RDL. A via extends from a top surface of the insulating film, through the first semiconductor substrate to the conductive element, and a spacer is disposed between the first semiconductor substrate and the via. The spacer extends through the first semiconductor substrate.