Abstract:
A constraint stiffener for reinforcing an integrated circuit package is provided. In one embodiment, the constraint stiffener comprises a rigid, planar base element for bonding to an integrated circuit substrate. The base element has a plurality of elongated support members, and the base element has an opening therein for surrounding an integrated circuit. The base element and support members reduce warpage due to thermal expansion mismatches between at least the integrated circuit and the substrate. In one embodiment, the elongated support members are detachable from the corners of the base element. In another embodiment, the elongated support members have means for attaching and detaching to the corners of the base element. In yet another embodiment, the elongated support members are detachable from about the midsections of the base element. In another embodiment, the elongated support members have means for attaching and detaching to the midsections of the base element.
Abstract:
A constraint stiffener for reinforcing an integrated circuit package is provided. In one embodiment, the constraint stiffener comprises a rigid, planar base element for bonding to an integrated circuit substrate. The base element has a plurality of elongated support members, and the base element has an opening therein for surrounding an integrated circuit. The base element and support members reduce warpage due to thermal expansion mismatches between at least the integrated circuit and the substrate. In one embodiment, the elongated support members are detachable from the corners of the base element. In another embodiment, the elongated support members have means for attaching and detaching to the corners of the base element. In yet another embodiment, the elongated support members are detachable from about the midsections of the base element. In another embodiment, the elongated support members have means for attaching and detaching to the midsections of the base element.
Abstract:
A power MOSFET package includes a semiconductor substrate having opposite first and second surfaces, having a first conductivity type, and forming a drain region, a doped region extending downward from the first surface and having a second conductivity type, a source region in the doped region and having the first conductivity type, a gate overlying or buried under the first surface, wherein a gate dielectric layer is between the gate and the semiconductor substrate, a first conducting structure overlying the semiconductor substrate, having a first terminal, and electrically connecting the drain region, a second conducting structure overlying the semiconductor substrate, having a second terminal, and electrically connecting the source region, a third conducting structure overlying the semiconductor substrate, having a third terminal, and electrically connecting the gate, wherein the first, the second, and the third terminals are substantially coplanar, and a protection layer between the semiconductor substrate and the terminals.
Abstract:
A semiconductor device and manufacturing method thereof are disclosed. The device comprises a semiconductor die, a passivation layer, a wiring redistribution layer (RDL), an Ni/Au layer, and a solder mask. The semiconductor die comprises a top metal exposed in an active surface thereof. The passivation layer overlies the active surface of the semiconductor die, and comprises a through passivation opening overlying the top metal. The wiring RDL, comprising an Al layer, overlies the passivation layer, and electrically connects to the top metal via the passivation opening. The solder mask overlies the passivation layer and the wiring RDL, exposing a terminal of the wiring RDL.
Abstract:
The invention provides an electronic device package and a method for fabricating the same. The electronic device package includes a carrier wafer. An electronic device chip with a plurality of conductive pads thereon is disposed over the carrier wafer. An isolation laminating layer includes a lower first isolation layer, which covers the carrier wafer and the electronic device chip, and an upper second isolation layer. The isolation laminating layer has a plurality of openings to expose the conductive pads. A plurality of redistribution patterns is conformably formed on the isolation laminating layer and in the openings. The redistribution patterns are electrically connected to the conductive pads, respectively. A plurality of conductive bumps is respectively formed on the redistribution patterns, electrically connected to the conductive pads.
Abstract:
A power MOSFET package includes a semiconductor substrate having opposite first and second surfaces, having a first conductivity type, and forming a drain region, a doped region extending downward from the first surface and having a second conductivity type, a source region in the doped region and having the first conductivity type, a gate overlying or buried under the first surface, wherein a gate dielectric layer is between the gate and the semiconductor substrate, a first conducting structure overlying the semiconductor substrate, having a first terminal, and electrically connecting the drain region, a second conducting structure overlying the semiconductor substrate, having a second terminal, and electrically connecting the source region, a third conducting structure overlying the semiconductor substrate, having a third terminal, and electrically connecting the gate, wherein the first, the second, and the third terminals are substantially coplanar, and a protection layer between the semiconductor substrate and the terminals.
Abstract:
A chip package and a fabrication method thereof are provided according to an embodiment of the invention. The chip package contains a semiconductor substrate having a chip. A packaging layer is disposed over the semiconductor substrate. A spacer is disposed between the semiconductor substrate and the packaging layer, wherein a side surface consisting of the semiconductor substrate, the spacer and the packaging layer has a recess section. The method includes forming a plurality of spacers between a plurality of chips of a semiconductor wafer and a packaging layer, wherein each spacer corresponding to each chip is separated from each other and the spacer is shrunk inward from an edge of the chip to form a recess section and dicing the semiconductor wafer along a scribe line between any two adjacent chips to form a plurality of chip packages.
Abstract:
A light emitting device package structure is described. The light emitting device package structure includes a substrate serving as a carrier supporting a light emitting device chip. The substrate and the light emitting device chip have a chip side and a substrate side separately. A first electrode layer is disposed on a first surface of the light emitting device chip and a second electrode layer is disposed on a second surface of the light emitting device chip, in which the first surface and the second surface are not coplanar. A first conductive trace is electrically connected to the first electrode layer and a second conductive trace is electrically connected to the second electrode layer. At least the first conductive trace or the second conductive trace is formed along the chip side and the substrate side simultaneously.
Abstract:
A semiconductor device and manufacturing method thereof are disclosed. The device comprises a semiconductor die, a passivation layer, a wiring redistribution layer (RDL), an Ni/Au layer, and a solder mask. The semiconductor die comprises a top metal exposed in an active surface thereof. The passivation layer overlies the active surface of the semiconductor die, and comprises a through passivation opening overlying the top metal. The wiring RDL, comprising an Al layer, overlies the passivation layer, and electrically connects to the top metal via the passivation opening. The solder mask overlies the passivation layer and the wiring RDL, exposing a terminal of the wiring RDL.
Abstract:
An electronic device and fabrication method thereof are provided. The electronic device contains a glass substrate, a patterned semiconductor substrate, having at least one opening, disposed on the glass substrate and at least one passive component having a first conductive layer and a second conductive layer, wherein the first conductive layer is disposed between the patterned semiconductor substrate and the glass substrate.