A semiconductor device according to an embodiment includes a lead frame, a semiconductor chip provided above the lead frame, and a bonding material including a sintered material containing a predetermined metal material and a predetermined resin, where the bonding material includes a first portion provided between the lead frame and the semiconductor chip, and a second portion provided on the lead frame around the semiconductor chip, where the bonding material bonds the lead frame and the semiconductor chip, wherein an angle formed by a lower face of the semiconductor chip and an upper face of the second portion adjacent to the lower face is 80 degrees or less.

A semiconductor device according to an embodiment includes a lead frame, a semiconductor chip provided above the lead frame, and a bonding material including a sintered material containing a predetermined metal material and a predetermined resin, where the bonding material includes a first portion provided between the lead frame and the semiconductor chip, and a second portion provided on the lead frame around the semiconductor chip, where the bonding material bonds the lead frame and the semiconductor chip, wherein an angle formed by a lower face of the semiconductor chip and an upper face of the second portion adjacent to the lower face is 80 degrees or less.

The present disclosure is directed to a lead frame including a die pad with cavities, and methods for attaching a semiconductor die to the lead frame. The cavities allow for additional adhesive to be formed on the die pad at the corners of the semiconductor die, and prevent the additional adhesive from overflowing on to active areas of the semiconductor die.

Semiconductor assemblies including thermal management configurations for reducing heat transfer between overlapping devices and associated systems and methods are disclosed herein. A semiconductor assembly may comprise a first device and a second device with a thermally conductive layer, a thermal-insulator interposer, or a combination thereof disposed between the first and second devices. The thermally conductive layer and/or the thermal-insulator interposer may be configured to reduce heat transfer between the first and second devices.

A method for fabricating a three-dimensional (3D) stacked integrated circuit. Pick-and-place strategies are used to stack the source wafers with device layers fabricated using standard two-dimensional (2D) semiconductor fabrication technologies. The source wafers may be stacked in either a sequential or parallel fashion. The stacking may be in a face-to-face, face-to-back, back-to-face or back-to-back fashion. The source wafers that are stacked in a face-to-back, back-to-face or back-to-back fashion may be connected using Through Silicon Vias (TSVs). Alternatively, source wafers that are stacked in a face-to-face fashion may be connected using Inter Layer Vias (ILVs).

A semiconductor package includes a first semiconductor chip that has a mount region and an overhang region, a substrate disposed on a bottom surface at the mount region of the first semiconductor chip, and a molding layer disposed on the substrate. The molding layer includes a first molding pattern disposed on a bottom surface at the overhang region of the first semiconductor chip and covering a sidewall of the substrate, and a second molding pattern on the first molding pattern and covering a sidewall of the first semiconductor chip.

An electronic package is provided and includes an electronic element, an intermediary structure disposed on the electronic element, and a heat dissipation element bonded to the electronic element through the intermediary structure. The intermediary structure has a flow guide portion and a permanent fluid combined with the flow guide portion so as to be in contact with the electronic element, thereby achieving a preferred heat dissipation effect and preventing excessive warping of the electronic element or the heat dissipation element due to stress concentration.

The present disclosure provides a semiconductor package structure and a method of manufacturing the same. The semiconductor package structure includes a substrate, a first electronic component, an interlayer, a third electronic component and an encapsulant. The first electronic component is disposed on the substrate. The first electronic component has an upper surface and a lateral surface and a first edge between the upper surface and the lateral surface. The interlayer is on the upper surface of the first electronic component. The third electronic component is attached to the upper surface of the first electronic component via the interlayer. The encapsulant encapsulates the first electronic component and the interlayer. The interlayer does not contact the lateral surface of the first electronic component.

A semiconductor package includes a substrate having a first surface and a second surface opposing the first surface; a plurality of first pads disposed on the first surface of the substrate and a plurality of second pads disposed on the second surface of the substrate and electrically connected to the plurality of first pads; a semiconductor chip disposed on the first surface of the substrate and connected to the plurality of first pads; a dummy chip having a side surface facing one side surface of the semiconductor chip, disposed on the first surface of the substrate spaced apart from the semiconductor chip in a direction parallel to the first surface of the substrate, the dummy chip having an upper surface positioned lower than an upper surface of the semiconductor chip in a direction perpendicular to the first surface of the substrate; an underfill disposed between the semiconductor chip and the first surface of the substrate, and having an extension portion extended along the facing side surfaces of the semiconductor chip and the dummy chip in the direction perpendicular to the first surface of the substrate, an upper end of the extension portion being disposed to be lower than the upper surface of the semiconductor chip; and a sealing material disposed on the first surface of the substrate, and sealing the semiconductor chip and the dummy chip.

A resin interposer having a semiconductor chip mounted thereon to couple the semiconductor chip to a printed circuit board, the resin interposer includes a wiring layer having a front surface to which the semiconductor chip is coupled and formed by alternately laminating an insulating resin and a metal wiring, and a pressure-sensitive adhesive layer formed on a rear surface of the wiring layer and having a through via formed therein to couple the wiring layer and the printed circuit board to each other.