摘要:
In a method for bonding semiconductor wafers of the present invention, a bonding layer containing a flux-active curing agent and a thermosetting resin is interposed between a first semiconductor wafer and a second semiconductor wafer, thereby producing a semiconductor wafer stacked body in which the first and second semiconductor wafers are stacked together, and then the semiconductor wafer stacked body is compressed in a thickness direction thereof while heating it so that the first and second semiconductor wafers are fixed together by melting and solidifying solder bumps while curing the thermosetting resin, thereby producing a semiconductor wafer bonded body in which first connector portions and second connector portions are electrically connected together through solidified products obtained by melting and solidifying the solder bumps.
摘要:
In a method for bonding semiconductor wafers of the present invention, a bonding layer containing a flux-active curing agent and a thermosetting resin is interposed between a first semiconductor wafer and a second semiconductor wafer, thereby producing a semiconductor wafer stacked body in which the first and second semiconductor wafers are stacked together, and then the semiconductor wafer stacked body is compressed in a thickness direction thereof while heating it so that the first and second semiconductor wafers are fixed together by melting and solidifying solder bumps while curing the thermosetting resin, thereby producing a semiconductor wafer bonded body in which first connector portions and second connector portions are electrically connected together through solidified products obtained by melting and solidifying the solder bumps.
摘要:
A semiconductor device (100) comprises a first resin substrate (101) on which a first semiconductor chip (125) is mounted a surface thereof; a second resin substrate (111) on which a second semiconductor chip (131) is mounted on a surface thereof; and a resin base material (109), joined to a front surface of the first resin substrate (101) and to a back surface of the second resin substrate (111), so that these surfaces are electrically connected. The resin base material (109) is disposed in a circumference of the first resin substrate (101) in the surface of the first resin substrate (101). Further, the first semiconductor chip (125) is disposed in a space section provided among the first resin substrate (101), the second resin substrate (111) and the resin base material (109) in the surface of the first resin substrate (101).
摘要:
A semiconductor device 1 is equipped with a first substrate 3 on which a first semiconductor chip 2 is mounted, a second substrate 5 on which a second semiconductor chip 4 is mounted, and connecting sections 6 that electrically connect the first substrate 3 and the second substrate 5. The first substrate 3 has build-up layers 31A and 31B in each of which an insulating layer 311 containing a resin and conductor interconnect layers 312 and 313 are laminated alternately, and the respective conductor interconnect layers 312 are connected by a conductive layer 314 provided in via holes of the insulating layers 311. The second substrate 5 also has build-up layers 31A and 31B. In the insulating layers 311 of the build-up layers in at least one substrate of the first substrate 3 and the second substrate 5, the average coefficient of thermal expansion of at least one insulating layer along the substrate inplane direction at from 25 degrees centigrade to the glass transition point is 35 ppm/degrees centigrade or less, and the average coefficient of thermal expansion along the substrate thickness direction is 35 ppm/degrees centigrade or less.
摘要:
A semiconductor device (100) comprises a first resin substrate (101) on which a first semiconductor chip (125) is mounted a surface thereof; a second resin substrate (111) on which a second semiconductor chip (131) is mounted on a surface thereof; and a resin base material (109), joined to a front surface of the first resin substrate (101) and to a back surface of the second resin substrate (111), so that these surfaces are electrically connected. The resin base material (109) is disposed in a circumference of the first resin substrate (101) in the surface of the first resin substrate (101). Further, the first semiconductor chip (125) is disposed in a space section provided among the first resin substrate (101), the second resin substrate (111) and the resin base material (109) in the surface of the first resin substrate (101).
摘要:
A semiconductor device 1 is equipped with a first substrate 3 on which a first semiconductor chip 2 is mounted, a second substrate 5 on which a second semiconductor chip 4 is mounted, and connecting sections 6 that electrically connect the first substrate 3 and the second substrate 5. The first substrate 3 has build-up layers 31A and 31B in each of which an insulating layer 311 containing a resin and conductor interconnect layers 312 and 313 are laminated alternately, and the respective conductor interconnect layers 312 are connected by a conductive layer 314 provided in via holes of the insulating layers 311. The second substrate 5 also has build-up layers 31A and 31B. In the insulating layers 311 of the build-up layers in at least one substrate of the first substrate 3 and the second substrate 5, the average coefficient of thermal expansion of at least one insulating layer along the substrate inplane direction at from 25 degrees centigrade to the glass transition point is 35 ppm/degrees centigrade or less, and the average coefficient of thermal expansion along the substrate thickness direction is 35 ppm/degrees centigrade or less.
摘要:
A semiconductor element mounting board includes: aboard having surfaces; a semiconductor element mounted on one of the surfaces of the board; a first layer into which the semiconductor element is embedded, the first layer being provided on the one surface of the board; a second layer provided on the other surface of the board, the second layer being constituted from the same material as that of the first layer, the constituent material of the second layer having the same composition ratio as that of the constituent material of the first layer; and surface layers provided on the first and second layers, respectively, each of the surface layers being formed from at least a single layer. In such a semiconductor element mounting board, each of the surface layers has rigidity higher than that of each of the first and second layers. It is preferred that in the case where a Young's modulus of each surface layer at 25° C. is defined as X GPa and a Young's modulus of the first layer at 25° C. is defined as Y GPa, the X and the Y satisfy a relation of 0.5≦X−Y≦13.
摘要:
A method of manufacturing a light receiving device 1 includes: providing a resin layer 14 containing a photo curing resin on a transparent substrate 13 where a plurality of transparent substrate portions 13A are integrated so that the resin layer covers the transparent substrate 13; selectively irradiating the resin layer 14 with light, followed by a developing process, so that the resin layer 14 remains in regions of the transparent substrate 13 which surround portions corresponding to regions facing light receiving portions 11 in the transparent substrate portions 13A; dividing the transparent substrate 13 into units of transparent substrate portions 13A so that a plurality of transparent substrate portions 13A are obtained; dividing the base substrate 12 into units of base substrate portions 12A so that a plurality of base substrate portions 12A are obtained; and joining the base substrate portions 12A and the transparent substrate portions 13A via the resin layer 14.
摘要:
A method of manufacturing a light receiving device 1 includes: providing a resin layer 14 containing a photo curing resin on a transparent substrate 13 where a plurality of transparent substrate portions 13A are integrated so that the resin layer covers the transparent substrate 13; selectively irradiating the resin layer 14 with light, followed by a developing process, so that the resin layer 14 remains in regions of the transparent substrate 13 which surround portions corresponding to regions facing light receiving portions 11 in the transparent substrate portions 13A; dividing the transparent substrate 13 into units of transparent substrate portions 13A so that a plurality of transparent substrate portions 13A are obtained; dividing the base substrate 12 into units of base substrate portions 12A so that a plurality of base substrate portions 12A are obtained; and joining the base substrate portions 12A and the transparent substrate portions 13A via the resin layer 14.
摘要:
A method of manufacturing a semiconductor component of the present invention has: obtaining a semiconductor wafer having stud electrodes formed on a functional surface thereof, and a circuit board having solder bumps on one surface and having electrode pads on the other surface thereof; bonding the semiconductor wafer and the circuit board, while providing a resin layer having a flux activity between the semiconductor wafer and the circuit board, and so as to bring the stud electrodes into contact with the solder bumps, while penetrating the resin layer having a flux activity, to thereby obtain a bonded structure; applying a solder material onto the electrode pads of the bonded structure; and dicing the bonded structure to obtain a plurality of semiconductor components.