WO2006057117A1 - 半導体装置の製造方法および半導体装置 - Google Patents
半導体装置の製造方法および半導体装置 Download PDFInfo
- Publication number
- WO2006057117A1 WO2006057117A1 PCT/JP2005/019003 JP2005019003W WO2006057117A1 WO 2006057117 A1 WO2006057117 A1 WO 2006057117A1 JP 2005019003 W JP2005019003 W JP 2005019003W WO 2006057117 A1 WO2006057117 A1 WO 2006057117A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wiring
- semiconductor device
- wiring board
- sealing resin
- original substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/401—Package configurations characterised by multiple insulating or insulated package substrates, interposers or RDLs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W10/00—Isolation regions in semiconductor bodies between components of integrated devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/403—Edge contacts; Windows or holes in the substrate having plural connections on the walls thereof
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W10/00—Isolation regions in semiconductor bodies between components of integrated devices
- H10W10/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/62—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their interconnections
- H10W70/65—Shapes or dispositions of interconnections
- H10W70/657—Shapes or dispositions of interconnections on sidewalls or bottom surfaces of the package substrates, interposers or redistribution layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/01—Manufacture or treatment
- H10W74/012—Manufacture or treatment of encapsulations on active surfaces of flip-chip devices, e.g. forming underfills
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
- H10W74/15—Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0388—Other aspects of conductors
- H05K2201/0394—Conductor crossing over a hole in the substrate or a gap between two separate substrate parts
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09145—Edge details
- H05K2201/09181—Notches in edge pads
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1581—Treating the backside of the PCB, e.g. for heating during soldering or providing a liquid coating on the backside
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/284—Applying non-metallic protective coatings for encapsulating mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/072—Connecting or disconnecting of bump connectors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
- H10W72/241—Dispositions, e.g. layouts
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/851—Dispositions of multiple connectors or interconnections
- H10W72/853—On the same surface
- H10W72/856—Bump connectors and die-attach connectors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
- H10W90/724—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between a chip and a stacked insulating package substrate, interposer or RDL
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL
Definitions
- the present invention relates to a semiconductor device including a wiring board and a semiconductor chip connected thereto, and a manufacturing method thereof.
- Some semiconductor devices include a wiring board and a semiconductor chip connected with a functional surface on which a functional element is formed facing one surface of the wiring board.
- a conductive film is formed on the wiring substrate from the one surface to which the semiconductor chip is connected to the other surface on the opposite side of the one surface through the end surface of the wiring substrate.
- the conductive film is formed from the end surface of the wiring board to the other surface, and is formed on the one surface of the wiring board, the external connection portion for connecting the semiconductor device to the mounting board, and the semiconductor chip. And a wiring portion for connecting to the external connection portion.
- a semiconductor chip is connected to each wiring board of a larger board (hereinafter referred to as “original board”) in which a plurality of wiring boards are formed, and then the original board is a wiring board. It is obtained by cutting into pieces. At this time, the original substrate is mechanically cut by a cutting tool such as a dicing blade.
- the original board has a through hole penetrating the original board in the thickness direction across the boundary between adjacent wiring boards.
- a wiring substrate having a conductive film including an external connection portion and a wiring portion is obtained.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2002-507414
- the conductive film made of a metal material has ductility, when it is cut by the cutting tool, it extends by being dragged in the moving direction of the cutting tool, and generates a burr on the downstream side in the moving direction.
- a semiconductor device having such a burr is mounted on a mounting board, it causes an electrical short circuit with other components mounted adjacently on the mounting board.
- an electrical short circuit may occur on the mounting board even if the burrs are separated from the semiconductor device and fall on the mounting board, for example.
- an object of the present invention is to provide a semiconductor device that does not have a conductive member, and a method of manufacturing a semiconductor device that can obtain such a semiconductor device. Means for solving the problem
- a method for manufacturing a semiconductor device includes a method in which a plurality of wiring boards are formed and a conductive member formed across a boundary between the wiring boards adjacent to each other is at least one surface.
- the step of preparing the original substrate and the semiconductor chip having the functional surface on which the functional element is formed are connected to each wiring substrate so that the functional surface faces the one surface with a predetermined interval.
- the original board next to each other And a step of cutting along the boundary of the wiring board you.
- the original substrate to which the semiconductor chip is connected for each wiring board is cut along the boundary between the wiring boards adjacent to each other, whereby the semiconductor chip is connected to the wiring board.
- a semiconductor device can be obtained.
- a cutting tool for example, a dicing blade, a cutting die, etc.
- a cutting tool for example, a dicing blade, a cutting die, etc.
- the conductive member is dragged and extended by the cutting tool by the sealing resin layer present on the downstream side in the moving direction of the cutting tool. Is prevented. Therefore, according to this manufacturing method, a semiconductor device having no burrs of the conductive member can be manufactured. And since this semiconductor device does not have a burr of a conductive member, when mounted on a mounting board, it can be connected with other components mounted on the mounting board. There is no risk of electrical shorting.
- the step of cutting the original substrate includes the step of attaching a tape to the one surface (the surface to which the semiconductor chip is connected) of the original substrate and the original substrate to which the tape is attached. And a step of cutting along a boundary between the adjacent wiring boards.
- the sealing resin layer is formed on the conductive member, the semiconductor chip and the semiconductor chip are formed on the original substrate as compared with the case where the sealing resin layer is not formed. The step between the non-existing area can be reduced and pasted on the tape.
- the sealing resin layer may be formed on the one surface of the original substrate in a continuous region including between the semiconductor chip and on the conductive member. It is formed on almost the entire surface.
- the resin constituting the sealing resin layer a known underfill material can be used.
- the sealing resin layer formed on the conductive member is conventionally formed only between and near the original substrate (wiring substrate) and the semiconductor chip, and the underfill material is adjacent to the conductive member. It only needs to be enlarged to the vicinity of the boundary of the wiring board to be used (the end of the wiring board), and it need not be formed on the conductive member separately from the underfill material.
- the original board may be formed with a through-hole penetrating the original board in the thickness direction at the boundary between the wiring boards adjacent to each other and in the force region.
- the conductive member is Further, it may be formed continuously from the one surface to the other surface through the inner surface of the through hole.
- the through hole becomes a groove formed in the end surface of the wiring board, and the conductive member formed in the through hole is the wiring board.
- the conductive member is formed on the end face (groove).
- the portion formed on the other surface of the conductive member is dragged and extended by the cutting tool by the original substrate existing on the downstream side in the moving direction of the cutting tool. It is prevented. Therefore, according to this manufacturing method, it is possible to obtain a semiconductor device that does not have a burr while having a conductive member that reaches the other surface through one surface force end face (groove) of the wiring board. [0012]
- the semiconductor device obtained in this way has a portion formed in the groove (an end surface of the wiring board) and a portion formed on the other surface of the conductive member as external connection portions, for example, by soldering. , Can be connected to the electrode pad formed on the mounting substrate.
- a semiconductor device has a wiring board and a functional surface on which a functional element is formed.
- the functional surface is opposed to one surface of the wiring substrate, and between the one surface.
- a semiconductor chip bonded to the wiring board at a predetermined interval; a conductive member formed on at least the one surface of the wiring board and having an end surface substantially flush with the wiring board; the wiring board and the semiconductor chip; And a sealing resin layer formed on the conductive member.
- This semiconductor device can be manufactured by the above-described manufacturing method.
- a groove may be formed on the end surface of the wiring board in the thickness direction of the wiring board.
- the conductive member is connected to the one surface from the one surface through the inner surface of the groove. It may be formed continuously to reach the other surface on the opposite side.
- the semiconductor device may further include a lid member formed so as to close the one surface side of the groove.
- This semiconductor device can be manufactured using an original substrate on which the lid member is formed so as to close the through hole on the one surface side.
- the sealing resin layer can be formed by forming an uncured (liquid) sealing resin film on the one surface of the original substrate and then curing the sealing resin.
- the lid member can prevent uncured sealing resin from flowing into the through hole. Therefore, even when a conductive member formed on the inner surface of the through hole is used as an external connection portion, the external connection portion is covered with a sealing resin layer, and, for example, the connection by solder is obstructed. Can be prevented.
- the lid member may be conductive.
- the lid member may be connected to the conductive member.
- the lid member may be a metal material.
- the lid member may be formed by fitting.
- FIG. 1 is a schematic cross-sectional view showing the structure of a semiconductor device according to a first embodiment of the present invention.
- FIG. 2 is an illustrative perspective view showing an enlarged vicinity of an end surface of a wiring board in the semiconductor device shown in FIG.
- FIG. 3A is a schematic cross-sectional view for explaining a method of manufacturing the semiconductor device shown in FIG.
- FIG. 3B is a schematic cross-sectional view for illustrating the method for manufacturing the semiconductor device shown in FIG. 1.
- FIG. 3B is a schematic cross-sectional view for illustrating the method for manufacturing the semiconductor device shown in FIG. 1.
- 3C is a schematic cross-sectional view for explaining a method of manufacturing the semiconductor device shown in FIG.
- FIG. 4 is a schematic side view showing a cut surface of the original substrate.
- FIG. 5 is an illustrative sectional view showing a structure of a semiconductor device according to a second embodiment of the present invention.
- FIG. 6 is an illustrative perspective view showing the vicinity of the end face of the wiring board in the semiconductor device shown in FIG. 5.
- FIG. 1 is a schematic cross-sectional view showing the structure of a semiconductor device according to the first embodiment of the present invention.
- the semiconductor device 1 includes a wiring board 2 and a semiconductor chip 3 having a functional surface 3a on which a functional element 4 is formed.
- the semiconductor chip 3 is connected to the front surface 2a of the wiring board 2 by a connecting member 5 so that the functional surface 3a is opposed to the front surface 2a and keeping a predetermined distance.
- a conductive film 6 made of a metal material such as copper (Cu) is formed near the end face 2 e of the wiring board 2.
- the conductive film 6 has an external connection portion 6T formed continuously over the end surface 2e and the surface (back surface) 2b opposite to the surface 2a, and the external connection portion 6T and the connection member 5 formed on the surface 2a.
- the wiring part 6W and the external connection part 6T are integrally formed.
- the connecting member 5 is formed on the wiring part 6W.
- the wiring board 2 is larger than the semiconductor chip 3, and a region where the semiconductor chip 3 does not face exists at the peripheral edge of the wiring board 2.
- a sealing resin layer 7 is formed over almost the entire surface 2 a of the wiring board 2. Sealing The resin layer 7 is made of a known underfill material. The sealing resin layer 7 is filled in a gap between the wiring board 2 and the semiconductor chip 3, thereby protecting the functional surface 3 a and the connection member 5 of the semiconductor chip 3. Further, the sealing resin layer 7 covers the wiring portion 6W of the conductive film 6.
- the semiconductor device 1 can be connected to the mounting substrate through the external connection portion 6T, that is, the portion of the conductive film 6 formed on the end surface 2e and the back surface 2b of the wiring substrate 2. At this time, the external connection portion 6T and the electrode pad formed on the mounting substrate can be connected by solder.
- FIG. 2 is an illustrative perspective view showing the vicinity of the end face 2e of the wiring board 2 in an enlarged manner.
- a semi-cylindrical groove 8 is formed in the end surface 2 e of the wiring board 2 in the thickness direction of the wiring board 2.
- the external connection portion 6T is formed along the inner surface of the groove 8 in the groove 8, and is formed so as to extend toward the inner side of the back surface 2b on the back surface 2b.
- the wiring portion 6W is formed in a semicircular arc shape along the edge of the groove 8 at the connection portion with the external connection portion 6T.
- End surface 7e (surface on the end surface 2e side in the in-plane direction of the wiring substrate 2) of the sealing resin layer 7 and end surface 6e of the external connection portion 6T (surface on the end surface 2e side in the in-plane direction of the wiring substrate 2) ) Is almost flush with the end face 2e of the wiring board 2.
- 3A to 3C are schematic cross-sectional views for explaining the method for manufacturing the semiconductor device 1.
- the semiconductor device 1 includes a larger substrate (hereinafter referred to as “original substrate”) 11 in which a plurality of wiring substrates 2 are formed. After the semiconductor chip 3 is connected to each wiring substrate 2, the original substrate 11 is It is obtained by cutting into two pieces of wiring board.
- a through hole 12 penetrating the original substrate 11 in the thickness direction is formed in a region extending over the boundary between the wiring substrates 2 adjacent to each other.
- a conductive film 13 made of the same metal material as the conductive film 6 is formed in a region corresponding to the conductive film 6 (see FIGS. 1 and 2) of the semiconductor device 1. ing.
- the conductive film 13 is formed across the boundary between the wiring boards 2 adjacent to each other, and covers the inner wall of the through hole 12.
- Such an original substrate 11 faces the surface 2a upward, and on the surface 2a, each wiring substrate 2 is connected to the surface 2a with a predetermined gap between the semiconductor chips 3 (FIG. 3A). (See)
- the semiconductor chip 3 is connected with its functional surface 3a facing the surface 2a.
- the connection member 5 of the semiconductor chip 3 is connected to the conductive film 13 (a portion corresponding to the wiring portion 6W).
- a (liquid) sealing resin film 7P is formed (see FIG. 3B).
- the uncured sealing resin film 7P fills the gap between the original substrate 11 and the semiconductor chip 3, and corresponds to the portion formed on the surface 2a of the conductive film 13, that is, the wiring portion 6W.
- the part to be covered is almost completely covered.
- the uncured resin is cured to obtain the sealing resin layer 7.
- the sealing resin layer 7 is formed on the conductive film 13, the semiconductor chip 3 and the semiconductor chip are formed on the original substrate 11 as compared with the case where the sealing resin layer 7 is not formed.
- the step D between the area where 3 is not present can be reduced and pasted on the tape 14.
- the original substrate 11 is cut along the boundary of the wiring substrate 2 adjacent to each other together with the tape 14 and the support plate 15 (the cutting position C is indicated by a one-dot chain line in FIG. 3C).
- 1 1 is made into pieces of the wiring board 2 to obtain the semiconductor device 1 shown in FIG.
- FIG. 4 is a schematic side view showing a cut surface of the original substrate 11.
- the original substrate is mechanically cut by a cutting tool such as a dicing blade B (shown by a two-dot chain line in FIG. 4).
- a cutting tool such as a dicing blade B (shown by a two-dot chain line in FIG. 4).
- the dicing blade B rotates in the vicinity of the portion where the original substrate 11 is to be cut so that the back surface 2b side force of the original substrate 11 also moves to the front surface 2a side and moves relative to it (see FIG. 4, the die cinder blade B Direction of rotation is indicated by arrow R).
- the sealing resin layer 7 exists on the downstream side in the moving direction of the dicing blade B with respect to the wiring portion 6W equivalent portion 13W of the conductive film 13.
- a portion of the conductive film 13 formed on the back surface 2b is die-sinked.
- the original substrate 11 exists on the downstream side of the moving direction of the raid B.
- the wiring portion 6W equivalent portion 13W and the portion formed on the back surface 2b of the conductive film 13 are not dragged by the dicing blade B to cause burrs. That is, if the sealing resin layer 7 is not present, the wiring portion 6W equivalent portion 13W of the conductive film 13 is extended by being dragged to the dicing blade B, and the burr 16 (see FIG. 4). 2). However, since the sealing resin layer 7 is present, it cannot extend in the relative movement direction of the dicing blade B, so that the glue 16 does not occur.
- the semiconductor device 1 having no burr of the conductive member 6 can be manufactured.
- the semiconductor device 1 does not have the thread of the conductive member 6, when it is mounted on the mounting board, an electrical short circuit with other components mounted on the mounting board is prevented. There is no risk.
- the sealing resin layer 7 formed on the wiring portion 6W equivalent portion 13W of the conductive film 13 has conventionally been provided between the original substrate 11 (wiring substrate 2) and the semiconductor chip 3 and If the underfill material is formed only in the vicinity of the wiring board 2 and is expanded to the vicinity of the boundary between the wiring boards 2 adjacent to each other.
- FIG. 5 is a schematic cross-sectional view showing the structure of the semiconductor device according to the second embodiment of the present invention.
- the same reference numerals as those in FIG. 1 are assigned to portions corresponding to the respective portions shown in FIG.
- the semiconductor device 21 includes a wiring board 2 and a semiconductor chip 3 connected to the wiring board 2 with a functional surface 3a facing each other.
- a conductive film 6 made of a metal material such as copper (Cu) is formed near the end face 2e of the wiring board 2.
- the conductive film 6 has an external connection portion 6T formed continuously over the end surface 2e and the surface (back surface) 2b opposite to the front surface 2a, and the external connection portion 6T and the connection member 5 formed on the front surface 2a. Including the wiring section 6W that connects the two.
- FIG. 6 is an illustrative perspective view showing, in an enlarged manner, the vicinity of the end face 2 e of the wiring board 2 in the semiconductor device 21.
- a semi-cylindrical groove 8 is formed in the end face 2e in the thickness direction of the wiring board 2.
- the external connection portion 6T is formed along the inner surface of the groove 8 in the groove 8.
- a cover wiring 22 is formed so as to close the surface 2a side of the groove 8.
- the lid member 22 has a surface 2a Is formed on the groove 8 and on the periphery thereof in a plan view looking down vertically, and has a semicircular shape.
- the lid wiring 22 has conductivity, and is made of the same metal material as that of the conductive film 6, for example.
- the end face 7e of the sealing resin layer 7, the end face 6e of the external connection portion 6T, and the end face 22e of the cover wiring 22 are the end faces of the wiring board 2. It is almost flush with 2e.
- the semiconductor device 21 can be manufactured by a manufacturing method similar to the manufacturing method of the semiconductor device 1.
- the base substrate 11 may be formed with a cover wiring 23 (indicated by a two-dot chain line in FIG. 4) covering the wiring portion 6W and closing the surface 2a side of the through hole 12.
- the uncured (liquid) sealing resin film 7P is formed on the surface 2a of the original substrate 11, the uncured sealing resin flows into the through hole 12 by the lid wiring 23. Can be prevented. Therefore, after curing the uncured sealing resin, the sealing resin layer 7 can be made not to exist in the through hole 12.
- the lid wiring 23 formed on the original substrate 11 becomes the lid wiring 22 that closes the surface 2 a side of the groove 8.
- the sealing resin layer 7 does not need to be formed on the entire surface 2a of the original substrate 11. In the region where the semiconductor chip 3 is not opposed, the sealing resin layer 7 may not be formed in a region other than the conductive film 13. . Even in this case, it is possible to prevent the generation of a slack when the original substrate 11 is cut.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Wire Bonding (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005800298787A CN101015053B (zh) | 2004-11-25 | 2005-10-17 | 半导体装置 |
| US11/630,162 US7928581B2 (en) | 2004-11-25 | 2005-10-17 | Semiconductor device having a conductive member including an end face substantially fush with an end face of a wiring board and method of manufacturing the same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004341028A JP4875844B2 (ja) | 2004-11-25 | 2004-11-25 | 半導体装置の製造方法 |
| JP2004-341028 | 2004-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006057117A1 true WO2006057117A1 (ja) | 2006-06-01 |
Family
ID=36497860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/019003 Ceased WO2006057117A1 (ja) | 2004-11-25 | 2005-10-17 | 半導体装置の製造方法および半導体装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7928581B2 (ja) |
| JP (1) | JP4875844B2 (ja) |
| KR (1) | KR20070073744A (ja) |
| CN (1) | CN101015053B (ja) |
| TW (1) | TW200620551A (ja) |
| WO (1) | WO2006057117A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8767408B2 (en) * | 2012-02-08 | 2014-07-01 | Apple Inc. | Three dimensional passive multi-component structures |
| JP2013239644A (ja) * | 2012-05-16 | 2013-11-28 | Toshiba Corp | 半導体発光装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08107161A (ja) * | 1994-06-22 | 1996-04-23 | Seiko Epson Corp | 電子部品、電子部品素材および電子部品の製造方法 |
| JPH08274209A (ja) * | 1995-03-31 | 1996-10-18 | Seiko Epson Corp | チップキャリヤ及びその製造方法 |
| JP2001068799A (ja) * | 1999-08-30 | 2001-03-16 | Kyocera Corp | 多数個取りセラミック配線基板 |
| JP2002223001A (ja) * | 2001-01-26 | 2002-08-09 | Nichia Chem Ind Ltd | 光電装置 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020053742A1 (en) * | 1995-09-01 | 2002-05-09 | Fumio Hata | IC package and its assembly method |
| JP3527350B2 (ja) * | 1996-02-01 | 2004-05-17 | 株式会社ルネサステクノロジ | 半導体装置 |
| JP4030028B2 (ja) * | 1996-12-26 | 2008-01-09 | シチズン電子株式会社 | Smd型回路装置及びその製造方法 |
| CN1189690A (zh) * | 1997-01-20 | 1998-08-05 | 冲电气工业株式会社 | 树脂密封型半导体器件 |
| US6329228B1 (en) * | 1999-04-28 | 2001-12-11 | Citizen Watch Co., Ltd. | Semiconductor device and method of fabricating the same |
| JP2001223286A (ja) * | 2000-02-10 | 2001-08-17 | New Japan Radio Co Ltd | リードレスチップキャリア用基板及びリードレスチップキャリア |
| JP3528959B2 (ja) | 2000-08-03 | 2004-05-24 | 日立エーアイシー株式会社 | チップ形電子部品 |
| TW535465B (en) | 2000-05-15 | 2003-06-01 | Hitachi Aic Inc | Electronic component device and method of manufacturing the same |
| JP3561209B2 (ja) * | 2000-05-24 | 2004-09-02 | 株式会社三井ハイテック | フリップチップ実装用バインダー及びこれを用いた半導体装置の製造方法 |
| JP3506233B2 (ja) * | 2000-06-28 | 2004-03-15 | シャープ株式会社 | 半導体装置及びその製造方法 |
| JP2002100701A (ja) * | 2000-09-22 | 2002-04-05 | Sharp Corp | 半導体装置 |
| JP4075306B2 (ja) * | 2000-12-19 | 2008-04-16 | 日立電線株式会社 | 配線基板、lga型半導体装置、及び配線基板の製造方法 |
| JP2003243605A (ja) * | 2002-02-21 | 2003-08-29 | Seiko Epson Corp | 半導体装置及びその製造方法、回路基板並びに電子機器 |
| US6794273B2 (en) * | 2002-05-24 | 2004-09-21 | Fujitsu Limited | Semiconductor device and manufacturing method thereof |
| US20050104186A1 (en) * | 2003-11-14 | 2005-05-19 | International Semiconductor Technology Ltd. | Chip-on-film package for image sensor and method for manufacturing the same |
| JP2005340647A (ja) * | 2004-05-28 | 2005-12-08 | Nec Compound Semiconductor Devices Ltd | インターポーザ基板、半導体パッケージ及び半導体装置並びにそれらの製造方法 |
-
2004
- 2004-11-25 JP JP2004341028A patent/JP4875844B2/ja not_active Expired - Lifetime
-
2005
- 2005-10-17 US US11/630,162 patent/US7928581B2/en active Active
- 2005-10-17 KR KR1020077005638A patent/KR20070073744A/ko not_active Abandoned
- 2005-10-17 CN CN2005800298787A patent/CN101015053B/zh not_active Expired - Fee Related
- 2005-10-17 WO PCT/JP2005/019003 patent/WO2006057117A1/ja not_active Ceased
- 2005-10-31 TW TW094138135A patent/TW200620551A/zh unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08107161A (ja) * | 1994-06-22 | 1996-04-23 | Seiko Epson Corp | 電子部品、電子部品素材および電子部品の製造方法 |
| JPH08274209A (ja) * | 1995-03-31 | 1996-10-18 | Seiko Epson Corp | チップキャリヤ及びその製造方法 |
| JP2001068799A (ja) * | 1999-08-30 | 2001-03-16 | Kyocera Corp | 多数個取りセラミック配線基板 |
| JP2002223001A (ja) * | 2001-01-26 | 2002-08-09 | Nichia Chem Ind Ltd | 光電装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200620551A (en) | 2006-06-16 |
| JP4875844B2 (ja) | 2012-02-15 |
| US20080036043A1 (en) | 2008-02-14 |
| CN101015053B (zh) | 2012-10-03 |
| CN101015053A (zh) | 2007-08-08 |
| US7928581B2 (en) | 2011-04-19 |
| JP2006156491A (ja) | 2006-06-15 |
| KR20070073744A (ko) | 2007-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6671441B2 (ja) | 電子部品収納用パッケージ、多数個取り配線基板、電子装置および電子モジュール | |
| JP2008103615A (ja) | 電子部品搭載多層配線基板及びその製造方法 | |
| EP2763518A1 (en) | Component embedded substrate mounting body, method for manufacturing same and component embedded substrate | |
| TW201501248A (zh) | 功率覆蓋結構及其製造方法 | |
| JP2009117450A (ja) | モジュールおよびその製造方法 | |
| JP2020038914A (ja) | 半導体装置 | |
| JP7382354B2 (ja) | 半導体装置、および、半導体装置の製造方法 | |
| JP6752639B2 (ja) | 半導体装置の製造方法 | |
| WO2007138771A1 (ja) | 半導体装置、電子部品モジュールおよび半導体装置の製造方法 | |
| US8179686B2 (en) | Mounted structural body and method of manufacturing the same | |
| JPH04125953A (ja) | 電子部品搭載用基板及びその製造法 | |
| JP5539453B2 (ja) | 電子部品搭載多層配線基板及びその製造方法 | |
| WO2006057117A1 (ja) | 半導体装置の製造方法および半導体装置 | |
| JP6607771B2 (ja) | 半導体装置 | |
| JP7229330B2 (ja) | 半導体装置の製造方法 | |
| JP5553811B2 (ja) | 半導体装置 | |
| US8675367B2 (en) | Module incorporating electronic component | |
| JPH1092968A (ja) | 半導体ベアチップ実装基板 | |
| JP4728032B2 (ja) | 半導体装置および半導体装置の製造方法 | |
| JP6864440B2 (ja) | 半導体装置 | |
| JP2021086848A (ja) | 半導体装置 | |
| US20250192020A1 (en) | Circuit board and method of fabricating circuit board | |
| US11553601B2 (en) | Wiring board and method for manufacturing the same | |
| WO2023090261A1 (ja) | 半導体装置 | |
| JP2784521B2 (ja) | 多層電子部品塔載用基板及びその製造法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KM KP KR KZ LC LK LR LS LT LU LV LY MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
| AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU LV MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
| WWE | Wipo information: entry into national phase |
Ref document number: 11630162 Country of ref document: US |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 200580029878.7 Country of ref document: CN |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 1020077005638 Country of ref document: KR |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 05793364 Country of ref document: EP Kind code of ref document: A1 |
|
| WWW | Wipo information: withdrawn in national office |
Ref document number: 5793364 Country of ref document: EP |
|
| WWP | Wipo information: published in national office |
Ref document number: 11630162 Country of ref document: US |