Patent classifications
H01L23/49861
SEMICONDUCTOR DEVICE
A semiconductor device includes: a metal block; a semiconductor element fixed to an upper surface of the block with a first joining material; a main terminal fixed to an upper surface of the element with a second joining material; a signal terminal electrically connected to the element; and a mold resin covers the element, the first and second joining materials, a part of the block, of the main and signal terminals. In the element, a current flows in a longitudinal direction. A lower surface of the block is exposed from the resin. The main and the signal terminals are exposed from a side surface of the resin. The main terminal has a first portion in the resin, a second portion continuous with the first portion and bent downward outside the resin, and a third portion continuous with the second portion and substantially parallel to a lower surface of the resin.
Semiconductor package including redistributed layer and method for fabrication therefor
A semiconductor package is provided. The semiconductor package includes a redistribution layer, a semiconductor chip, solder balls, an interposer, an encapsulant layer, and an underfill layer. The semiconductor chip is electrically connected to the redistribution layer, and disposed on an upper surface of the redistribution layer. The solder balls are disposed on the upper surface of the redistribution layer spaced apart from the semiconductor chip and are electrically connected to the redistribution layer. The interposer is electrically connected to the solder balls, and is disposed on an upper surface of the solder balls. The encapsulant layer encapsulates the semiconductor chip and side surfaces of the redistribution layer under the interposer. The underfill layer fills a space between a lower surface of the interposer and an upper surface of the encapsulant layer. The encapsulant layer includes a side surface encapsulant region surrounding the side surfaces of the redistribution layer.
Dual-die semiconductor package
The present application provides a semiconductor package and a manufacturing method thereof. The semiconductor package includes a package substrate, a bottom device die, an interposing package substrate and a top device die. The bottom device die is bonded to the package substrate. The interposing package substrate is located over the bottom device die and bonded to the package substrate. The top device die is bonded to the interposing package substrate form above the interposing package substrate.
Pre-molded lead frames for semiconductor packages
One example of a pre-molded lead frame includes a mold body, a plurality of recesses, and a plurality of first leads. The mold body includes a first main surface and a second main surface opposite to the first main surface. Each recess of the plurality of recesses extends from the first main surface into the mold body. The plurality of first leads are coupled to the mold body and extend from a third surface of the mold body. The third surface extends between the first main surface and the second main surface.
PACKAGING HIGH-FREQUENCY MICROWAVE CIRCUITS USING HOT VIA DIE ATTACH WITH INTERPOSER
Microwave packaging uses signal vias and interposers, such as metal lead frame interposers. For example, the microwave circuit die includes signal vias that electrically connect the top side and the bottom side of the die. Microwave signal circuitry on the die have signal paths that are electrically connected to the top side of the signal vias. The microwave signal circuitry typically may have an operating frequency of 300 MHz or faster. The bottom side of the signal vias are electrically connected to corresponding areas on the top side of the interposer. The bottom side of the die may also include a ground plane, with ground vias that electrically connect the top side of the die to the ground plane.
FLIP CHIP PACKAGED DEVICES WITH THERMAL PAD
In a described example, an apparatus includes: a first package substrate having a die mount surface; a semiconductor die flip chip mounted to the first package substrate on the die mount surface, the semiconductor die having post connects having proximate ends on bond pads on an active surface of the semiconductor die, and extending to distal ends away from the semiconductor die having solder bumps, wherein the solder bumps form solder joints to the package substrate; a second package substrate having a thermal pad positioned with the thermal pad over a backside surface of the semiconductor die, the thermal pad comprising a thermally conductive material; and a mold compound covering a portion of the first package substrate, a portion of the second package substrate, the semiconductor die, and the post connects, thermal pad having a surface exposed from the mold compound.
POWER SEMICONDUCTOR MODULE HAVING PROTRUSIONS AS FIXING STRUCTURES
A power semiconductor module includes: an electrically insulative frame having opposite first and second mounting sides, and a border that defines a periphery of the electrically insulative frame; a first substrate seated in the electrically insulative frame; a plurality of power semiconductor dies attached to the first substrate; a plurality of signal pins attached to the first substrate and electrically connected to the power semiconductor dies; a plurality of busbars attached to the first substrate and extending through the border of the electrically insulative frame; a plurality of fixing positions at the first mounting side of the electrically insulative frame; and a plurality of electrically insulative protrusions jutting out from the second mounting side of the electrically insulative frame, wherein the protrusions are vertically aligned with the fixing positions. Methods of producing the power semiconductor module and power electronic assemblies that incorporate the power semiconductor module are also described.
SEMICONDUCTOR PACKAGE WITH DRILLED MOLD CAVITY
A semiconductor package includes a semiconductor die including terminals, a plurality of leads, at least some of the leads being electrically coupled to the terminals within the semiconductor package, a sensor on a surface of the semiconductor die, laser shielding forming a perimeter around the sensor on the surface of the semiconductor die, and a mold compound surrounding the semiconductor die except for an area inside the perimeter on the surface of the semiconductor die such that the sensor is exposed to an external environment.
Cooling apparatus, semiconductor module, and vehicle
A semiconductor module including a cooling apparatus and a semiconductor device mounted on the cooling apparatus is provided. The cooling apparatus includes a cooling fin arranged below the semiconductor device, a main-body portion flow channel through which a coolant flows in a predetermined direction to cool the cooling fin, a first coolant flow channel that is connected to one side of the main-body portion flow channel and has a first inclined portion upwardly inclined toward the main-body portion flow channel, and a conveying channel that, when seen from above, lets the coolant into the first coolant flow channel from a direction perpendicular to the predetermined direction or lets the coolant out of the first coolant flow channel in the direction perpendicular to the predetermined direction.
SEMICONDUCTOR APPARATUS
A semiconductor apparatus includes: a first semiconductor chip; a resin enclosure having a space in which the first semiconductor chip is positioned; a lead terminal disposed in the resin enclosure; a second semiconductor chip configured to: control the first semiconductor chip, and be disposed on a first portion of the resin enclosure, the resin enclosure not overlapping with the lead terminal, as seen in planar view from a direction perpendicular to a top surface of the lead terminal; and a wire having a first end connected to the lead terminal and a second end connected to the second semiconductor chip.