Abstract:
A semiconductor substrate and a manufacturing method thereof are provided. The semiconductor substrate includes a dielectric layer, a circuit layer, a first protection layer and a plurality of conductive posts. The dielectric layer has a first surface and a second surface that are opposite to each other. The circuit layer is embedded in the dielectric layer and is exposed from the first surface. The first protection layer covers a portion of the first circuit layer and defines a plurality of holes that expose a remaining portion of the first circuit layer. The conductive posts are formed in the holes.
Abstract:
A semiconductor substrate includes an insulating layer and a conductive circuit layer embedded at a surface of the insulating layer. The conductive circuit layer includes a first portion and a second portion. The first portion includes a bonding pad and one portion of a conductive trace, and the second portion includes another portion of the conductive trace. An upper surface of the first portion is not coplanar with an upper surface of the second portion. A semiconductor packaging structure includes the semiconductor substrate.
Abstract:
A semiconductor substrate includes an insulating layer, a first conductive patterned layer disposed adjacent to a first surface of the insulating layer, and conductive bumps disposed on the first conductive patterned layer. Each conductive bump has a first dimension along a first direction and a second dimension along a second direction perpendicular to the first direction, and the first dimension is greater than the second dimension. A semiconductor package structure includes the semiconductor substrate, at least one die electrically connected to the conductive bumps, and a molding compound encapsulating the conductive bumps.
Abstract:
The substrate includes a first dielectric layer, a first circuit pattern, a plurality of pillars and a second circuit pattern. The first dielectric layer has opposing first and second dielectric surfaces. The first circuit pattern is embedded in the first dielectric layer and defines a plurality of curved trace surfaces. Each of the pillars has an exterior surface adapted for making external electrical connection and a curved base surface abutting a corresponding one of the trace surfaces. The second circuit pattern is on the second dielectric surface of the first dielectric layer and electrically connected to the first circuit pattern.
Abstract:
A semiconductor package includes: (1) a substrate; (2) a first isolation layer disposed on the substrate, the first isolation layer including an opening; (3) a pad disposed on the substrate and exposed from the opening; (4) an interconnection layer disposed on the pad; and (5) a conductive post including a bottom surface, the bottom surface having a first part disposed on the interconnection layer and a plurality of second parts disposed on the first isolation layer.
Abstract:
A semiconductor package structure and a fabrication method thereof are provided. The fabrication method comprises: providing a substrate strip, the substrate strip comprising a plurality of substrate units which comprise a substrate unit; disposing a plurality of chips on the plurality of substrate units; disposing a packaging encapsulant on the substrate strip to encapsulate the chips; forming a warp-resistant layer on a top surface of the packaging encapsulant; and dividing the substrate strip to separate the plurality of substrate units to further fabricate a plurality of semiconductor package structures which comprise a semiconductor package structure comprising the substrate unit, wherein the warp-resistant layer is formed of a selected material with a selected thickness to make a variation of warpage of the semiconductor package structure at a temperature between 25° C. and 260° C. to be smaller than 560 μm.
Abstract:
A semiconductor package substrate includes a core portion, an upper circuit layer and a plurality of pillars. The pillars are disposed on and project upward from the upper circuit layer. Top surfaces of the pillars are substantially coplanar. The pillars provide an electrical interconnect to a semiconductor die. Solder joint reliability as between the substrate and the semiconductor die is improved.
Abstract:
A semiconductor package substrate includes a core portion, an upper circuit layer and a plurality of pillars. The pillars are disposed on and project upward from the upper circuit layer. Top surfaces of the pillars are substantially coplanar. The pillars provide an electrical interconnect to a semiconductor die. Solder joint reliability as between the substrate and the semiconductor die is improved.
Abstract:
The present disclosure provides a semiconductor substrate, including a first dielectric layer with a first surface and a second surface, a first conductive via extending between the first surface and the second surface, a first patterned conductive layer on the first surface, and a second patterned conductive layer on the second surface. The first conductive via includes a bottom pattern on the first surface and a second patterned conductive layer on the second surface. The bottom pattern has at least two geometric centers corresponding to at least two geometric patterns, respectively, and a distance between one geometric center and an intersection of the two geometrical patterns is a geometric radius. A distance between the at least two geometric centers is greater than 1.4 times the geometric radius. A method for manufacturing the semiconductor substrate described herein and a semiconductor package structure having the semiconductor substrate are also provided.
Abstract:
A semiconductor substrate and a manufacturing method thereof are provided. The semiconductor substrate includes a dielectric layer, a circuit layer, a first protection layer and a plurality of conductive posts. The dielectric layer has a first surface and a second surface that are opposite to each other. The circuit layer is embedded in the dielectric layer and is exposed from the first surface. The first protection layer covers a portion of the first circuit layer and defines a plurality of holes that expose a remaining portion of the first circuit layer. The conductive posts are formed in the holes.