摘要:
The present invention relates to a complex type semiconductor device formed by laminating plural semiconductor packages, wherein it comprises: an upper semiconductor package which comprises a substrate for wiring and connecting provided with electrodes for conducting packages on a lower surface in the upper semiconductor package and a principal part of the upper semiconductor package disposed on an upper surface and/or a lower surface of the above substrate and which constitutes a relatively upper part, a lower semiconductor package which comprises a substrate for wiring and connecting provided with electrodes for conducting packages on an upper surface in the lower semiconductor package and a principal part of the lower semiconductor package disposed on an upper surface and/or a lower surface of the above substrate and which constitutes a relatively lower part, a spacer sheet which comprises a space part corresponding to the principal part of the upper semiconductor package and/or the principal part of the lower semiconductor package disposed between the adjacent upper and lower substrates and through holes disposed in a periphery of the above space part and allowing the electrodes oppositely disposed between the substrates to be communicated with each other and which is adhered onto the above substrates and inserted therebetween, connection terminals which are provided in an inside of the through holes in the spacer sheet and which are used for conducting the substrates and connection terminals for external connection which are formed on a lower surface of a substrate for wiring and connecting in a semiconductor package located in a lowermost part and to a production process for the same. The present invention provides a wiring and connecting method by a spacer sheet which ensures an installation space between an upper semiconductor package and a lower semiconductor package in a POP type semiconductor package and prevents short circuit between adjacent connection terminals and which can certainly wire and connect both semiconductor packages, and a complex type semiconductor device of a POP type having a high packaging density prepared is provided by the above method.
摘要:
The present invention provides a spacer sheet for a complex type semiconductor device provided between the semiconductor packages of a complex type semiconductor device formed by laminating plural semiconductor packages, comprising through holes of an array corresponding to electrodes which can be provided onto a substrate of one semiconductor package and which are formed in order to connect and wire one semiconductor package with the other semiconductor package and a space part corresponding to a principal part of the above one semiconductor package mounted on the substrate or a principal part of the other semiconductor package opposed to the substrate and a production process for a complex type semiconductor device in which the above spacer sheet is used. It further provides a wiring and connecting method by using a spacer sheet which satisfies securing of a distance between connection terminals and a narrow pitch at the same time in a POP type semiconductor package and a complex type semiconductor device of a POP type which is increased in a packaging density by the above wiring and connecting method.
摘要:
An adhesive sheet which can actualize a high package reliability wherein there is no separation at the adhesive interface and no package cracking, in a package in which a semiconductor chip being reduced in thickness is mounted under severe reflow conditions after exposure to a hot and humid environment. The adhesive sheet includes a base material and, formed thereon, an adhesive layer having an adhesive composition including an acrylic copolymer (A) containing 20 to 95% by weight of a structural unit derived from a benzyl(meth)acrylate, an epoxy thermosetting resin (B), and a thermosetting agent (C).
摘要:
The object of the present invention is to provide an adhesive composition which can form a thinner adhesive layer, which has good storage stability and which can actualize high package reliability even when exposed to severe reflow conditions in a semiconductor package in which a semiconductor chip being reduced in a thickness is mounted, and an adhesive sheet having an adhesive layer comprising the adhesive composition.The adhesive composition of the present invention comprises an epoxy thermosetting resin (A), a thermosetting agent (B) and a thermosetting accelerating agent (C); the thermosetting accelerating agent (C) being soluble in methyl ethyl ketone and inactive as a thermosetting accelerating agent at room temperature.
摘要:
The object of the present invention is to provide an adhesive composition that enables to produce conforming products with a high manufacturing yield and without breaking or chipping of the chips in the picking-up step and that enables to stably connect a wire without contaminating a wire pad part disposed at the circumference of a bonding surface during a wire bonding step that is performed after die bonding, even in the case of chips being reduced in a thickness.The adhesive composition of the present invention comprises: (A) an acrylic polymer; (B) an epoxy resin; (C) a thermosetting agent; and (D) a silicone compound having a specific side chain.
摘要:
The adhesive composition according to the present invention is characterized by including an acrylic polymer, an epoxy resin having an epoxy equivalent of 180 g/eq or less and a thermosetting agent.According to the present invention, provided are an adhesive composition which can achieve a high package reliability in a package in which a semiconductor chip being reduced in a thickness is mounted even when exposed to severe reflow conditions, an adhesive sheet having an adhesive layer comprising the above adhesive composition and a production process for a semiconductor device using the above adhesive sheet.
摘要:
The object of the present invention is to provide an adhesive composition that enables to produce conforming products with a high manufacturing yield and without breaking or chipping of the chips in the picking-up step and that enables to stably connect a wire without contaminating a wire pad part disposed at the circumference of a bonding surface during a wire bonding step that is performed after die bonding, even in the case of chips being reduced in a thickness.The adhesive composition of the present invention comprises: (A) an acrylic polymer; (B) an epoxy resin; (C) a thermosetting agent; and (D) a silicone compound, wherein the silicone compound (D) has one kind of reactive organic functional group and a kinematic viscosity within a specific range.
摘要:
The object of the present invention is to provide an adhesive composition which can form a thinner adhesive layer, which has good storage stability and which can actualize high package reliability even when exposed to severe reflow conditions in a semiconductor package in which a semiconductor chip being reduced in a thickness is mounted, and an adhesive sheet having an adhesive layer comprising the adhesive composition.The adhesive composition of the present invention comprises an epoxy thermosetting resin (A), a thermosetting agent (B) and a thermosetting accelerating agent (C); the thermosetting accelerating agent (C) being soluble in methyl ethyl ketone and inactive as a thermosetting accelerating agent at room temperature.
摘要:
The adhesive composition according to the present invention is characterized by including an acrylic copolymer (A), an epoxy thermosetting resin (B) and a compound (C) having a functional group which can react with an epoxy group and having an unsaturated hydrocarbon group.According to the present invention, the high package reliability can be achieved even when exposed to severe reflow conditions in a package in which a thin semiconductor chip is mounted.
摘要:
An adhesive composition including an acrylic polymer, an epoxy thermosetting resin having an unsaturated hydrocarbon group and a thermosetting agent. Also provided is an adhesive sheet having an adhesive layer including the above-mentioned adhesive composition.