Abstract:
Provided is a semiconductor device and a method of fabricating the same. The method of fabricating the semiconductor device includes forming a mask pattern having an opening corresponding to an electrode pad formed on a semiconductor substrate; forming a bump by filling the opening with a conductive first material; forming a sidewall film on sidewalls of the bump using a second material; forming a connection member between an upper surface of the bump and a wire substrate using a conductive third material in order to electrically connect the bump and the wire substrate; and forming an underfill resin between the wire substrate and the semiconductor substrate, wherein a wetting angle between the second material and the third material is greater than that between the first material and the third material.
Abstract:
A semiconductor package includes a first package substrate, a first semiconductor chip disposed on the first package substrate, the semiconductor chip including first through hole vias, and a chip package disposed on the first semiconductor chip, the chip package including a second package substrate and a second semiconductor chip disposed on the second package substrate, wherein a first conductive terminal is disposed on a first surface of the semiconductor chip and a second conductive terminal is disposed on a first surface of the second package substrate, the first conductive terminal disposed on the second conductive terminal.
Abstract:
A semiconductor device includes at least first and second semiconductor chips stacked on each other along a first direction, at least one silicon-through-via (TSV) through at least the first semiconductor chip of the first and second semiconductor chips, a contact pad on the at least one TSV of the first semiconductor chip, the contact pad electrically connecting the TSV of the first semiconductor chip to the second semiconductor chip, and a plurality of dummy pads on the first semiconductor chip, the plurality of dummy pads being spaced apart from each other and from the contact pad along a second direction, and the dummy pads having same heights as the contact pads as measured between respective top and bottom surfaces along the first direction.
Abstract:
A semiconductor package includes a first package substrate, a first semiconductor chip disposed on the first package substrate, the semiconductor chip including first through hole vias, and a chip package disposed on the first semiconductor chip, the chip package including a second package substrate and a second semiconductor chip disposed on the second package substrate, wherein a first conductive terminal is disposed on a first surface of the semiconductor chip and a second conductive terminal is disposed on a first surface of the second package substrate, the first conductive terminal disposed on the second conductive terminal.
Abstract:
A flip chip package may include a substrate, a semiconductor chip, main bump structures and auxiliary bump structures. The substrate has a circuit pattern. The semiconductor chip is arranged over the substrate. The semiconductor chip includes a body having semiconductor structures, main pads electrically connected to the semiconductor structures to mainly control the semiconductor structures, and auxiliary pads electrically connected to the semiconductor structures to provide auxiliary control of the semiconductor structures. The main bump structures are interposed between the semiconductor chip and the substrate to electrically connect the circuit pattern with the main pads. The auxiliary bump structures can be interposed between the semiconductor chip and the substrate to electrically connect the circuit pattern with the auxiliary pads.
Abstract:
A flip-chip assembly comprises a semiconductor chip, a substrate, a first buffer layer, a second buffer layer and a conductive bump. The semiconductor chip includes a first region and a second region adjacent to the first region. The substrate is disposed under the semiconductor chip. The first buffer layer is disposed between the first region of the semiconductor chip and the substrate. The second buffer layer is disposed between the second region of the semiconductor chip and the substrate. The conductive bump is formed through the second buffer layer and electrically connects the semiconductor chip to the substrate.
Abstract:
A semiconductor device includes at least first and second semiconductor chips stacked on each other along a first direction, at least one through-silicon-via (TSV) through at least the first semiconductor chip of the first and second semiconductor chips, a contact pad on the at least one TSV of the first semiconductor chip, the contact pad electrically connecting the TSV of the first semiconductor chip to the second semiconductor chip, and a plurality of dummy pads on the first semiconductor chip, the plurality of dummy pads being spaced apart from each other and from the contact pad along a second direction, and the dummy pads having same heights as the contact pads as measured between respective top and bottom surfaces along the first direction.
Abstract:
A semiconductor package includes a first package substrate, a first semiconductor chip disposed on the first package substrate, the semiconductor chip including first through hole vias, and a chip package disposed on the first semiconductor chip, the chip package including a second package substrate and a second semiconductor chip disposed on the second package substrate, wherein a first conductive terminal is disposed on a first surface of the semiconductor chip and a second conductive terminal is disposed on a first surface of the second package substrate, the first conductive terminal disposed on the second conductive terminal.
Abstract:
A semiconductor chip package capable of improving reliability at a chip interconnection portion and improving reliability in a solder joint by reducing thermal and mechanical stresses at an external portion of the package including a solder ball land, and a method of fabricating the package are provided. The method of fabricating a semiconductor chip package includes providing a substrate; forming a first underfill on a first portion of the substrate; forming a second underfill at a chip interconnection portion of the substrate; and mounting a semiconductor chip on the chip interconnection portion using conductive bumps. In the method, the second underfill is formed of a material having a modulus higher than the first underfill.
Abstract:
Provided are a semiconductor package and a method of fabricating the same. The semiconductor package includes a semiconductor chip, and a plurality of conductive balls, e.g., solder balls formed on a joint surface of the semiconductor chip. A dummy board includes openings aligned with the solder balls and is bonded to the joint surface of the semiconductor chip. An adhesive material is interposed between the semiconductor chip and the dummy board to adhere the dummy board to the semiconductor chip. The adhesive material is applied on an adhesion surface of the dummy board adhered to a joint surface of the semiconductor chip. The dummy board is adhered to the joint surface of the semiconductor chip such that the solder balls are aligned with the openings. Cheap underfill materials can be selectively used, and a process time for reflow and curing of the adhesive material can be greatly reduced.