WO2014148119A1 - 貼着装置および電子装置の製造方法 - Google Patents
貼着装置および電子装置の製造方法 Download PDFInfo
- Publication number
- WO2014148119A1 WO2014148119A1 PCT/JP2014/052123 JP2014052123W WO2014148119A1 WO 2014148119 A1 WO2014148119 A1 WO 2014148119A1 JP 2014052123 W JP2014052123 W JP 2014052123W WO 2014148119 A1 WO2014148119 A1 WO 2014148119A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealed space
- elastic member
- electronic component
- sticking
- resin sheet
- Prior art date
Links
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
- H01L21/565—Moulds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67126—Apparatus for sealing, encapsulating, glassing, decapsulating or the like
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/10—Containers; Seals characterised by the material or arrangement of seals between parts, e.g. between cap and base of the container or between leads and walls of the container
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/52—Encapsulations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0008—Processes
- H01L2933/0033—Processes relating to semiconductor body packages
- H01L2933/005—Processes relating to semiconductor body packages relating to encapsulations
Definitions
- the present invention relates to a sticking device and a method for manufacturing an electronic device, and more particularly, to a sticking device and a method for manufacturing an electronic device in which an electronic component is attached using a resin sheet.
- an electronic device such as an optical semiconductor device by attaching electronic components such as an optical semiconductor element and a capacitor with a resin sheet such as a sealing sheet.
- a substrate on which a sealing sheet and a light-emitting diode are mounted is installed in a flat plate press and pressed using a flat plate press.
- the press machine includes two press plates (metal molds) and a pressure source for applying pressure to them, and is usually large.
- An object of the present invention is to provide a sticking device that is downsized and excellent in transportability, and an electronic device manufacturing method that can easily manufacture an electronic device using the same.
- the sticking device of the present invention is a sticking device for sticking an electronic component with a resin sheet, and includes the electronic component and the resin sheet disposed to face the electronic component with a space therebetween.
- a first mold member having a first cavity capable of accommodating a dressing preparation, an elastic member disposed opposite to the resin sheet so as to form a first sealed space with the first cavity, and the first mold
- a differential pressure generating means connected to a member and configured to make the pressure of the first sealed space lower than the pressure of the space opposite to the first sealed space with respect to the elastic member, and the differential pressure
- the elastic member moves to the first cavity side, whereby the sticking preparation body is pressed in the facing direction of the electronic component and the resin sheet, and the resin sheet Before by It is characterized in that it is configured to adhere the electronic component.
- the structure of the apparatus can be simplified, and therefore the size can be reduced. Furthermore, the sticking device with a reduced size is excellent in transportability.
- the elastic member moves to the first cavity side by operating the differential pressure generating means. Therefore, the electronic component can be reliably adhered by the resin sheet by pressing the adhesion preparation body in the facing direction between the electronic component and the resin sheet.
- the first mold member and the elastic member are configured separately from the differential pressure generating means.
- the first mold member and the elastic member are configured separately from the differential pressure generating means, the first mold member, the elastic member, and the differential pressure generating means are independent of each other. It can arrange
- the first mold member is configured so that the electronic component and / or the resin sheet can be visually observed.
- the first mold member is configured so that the electronic component and / or the resin sheet can be visually observed, the state of the sticking of the electronic component and / or the resin sheet is determined via the first mold member. It can be confirmed visually.
- the sticking apparatus of this invention is equipped with the 2nd type
- the second mold member since the second mold member has the second cavity that can form the second sealed space, the second cavity ensures that the pressure in the second sealed space is higher than the pressure in the first sealed space. By doing so, the elastic member can be reliably moved to the first cavity side.
- the said sticking preparation body is arrange
- the sticking postures of the substrate on which the electronic component is mounted and the resin sheet can be reliably held by the first support plate and the second support plate, respectively. Therefore, the electronic component can be attached with high accuracy by the resin sheet.
- the manufacturing method of the electronic device of the present invention is a method of manufacturing an electronic device by sticking an electronic component with a resin sheet, and the sticking preparation body in the first sealed space of the sticking device described above. And the operation of the differential pressure generating means to make the pressure of the first sealed space lower than the pressure of the space opposite to the first sealed space with respect to the elastic member, The elastic member is moved to the first cavity side, whereby the sticking preparation body is pressed in the facing direction of the electronic component and the resin sheet, and the electronic component is stuck by the resin sheet. It is characterized by having a wearing process.
- the air pressure in the first sealed space is made lower than the air pressure in the space opposite to the first sealed space with respect to the elastic member,
- the elastic member is moved to the first cavity side, whereby the sticking preparation body is pressed in the facing direction between the electronic component and the resin sheet, and the electronic component can be reliably stuck by the resin sheet.
- the adhering step includes a decompression step of decompressing both the first sealed space and the space opposite to the first sealed space, and after the decompression step, And a differential pressure generating step of setting the atmospheric pressure of the space on the opposite side of the first sealed space to atmospheric pressure, and reducing the atmospheric pressure of the first sealed space to be lower than the pressure of the space on the opposite side of the first sealed space. Is preferred.
- the atmospheric pressure is increased by flowing air into the space on the opposite side of the first sealed space.
- the elastic member can be quickly moved to the first cavity side, and the electronic component can be efficiently attached by the resin sheet.
- the device configuration can be simplified, and therefore the size can be reduced. Furthermore, the sticking device with a reduced size is excellent in transportability. Moreover, an electronic component can be reliably stuck by the resin sheet.
- FIG. 1 is a front sectional view of a sealing device which is an embodiment of a sticking device of the present invention, and a decompression step in a method of manufacturing an optical semiconductor device which is an embodiment of a method of manufacturing an electronic device of the present invention.
- FIG. 2 shows an exploded cross-sectional view of the sealing device shown in FIG.
- FIG. 3 is a cross-sectional view of the sealing device shown in FIG. 1 and shows a differential pressure generating step in the method for manufacturing an optical semiconductor device which is an embodiment of the method for manufacturing an electronic device of the present invention.
- FIG. 4 is a cross-sectional view of the sealing device shown in FIG.
- FIG. 8 is a front sectional view of a modification of the sealing device which is an embodiment of the sticking device of the present invention, and shows an installation process.
- FIG. 9 is a front sectional view of the sealing device shown in FIG. 8 and shows a differential pressure generating step.
- FIG. 10 is a front sectional view of a modification of the embodiment of the sealing device which is an embodiment of the sticking device of the present invention, and shows an installation process.
- FIG. 11 is a front sectional view of the sealing device shown in FIG. 10 and shows a differential pressure generating step.
- the sealing device which is one Embodiment of the sticking apparatus of this invention is demonstrated.
- the vertical direction of the paper surface is “vertical direction” (thickness direction, first direction)
- the horizontal direction of the paper surface is “horizontal direction” (second direction, the direction orthogonal to the first direction)
- the paper thickness direction of the paper surface is The “front-rear direction” (a direction orthogonal to the third direction, the first direction, and the second direction), specifically, conforms to the direction arrow shown in FIG.
- the direction of FIG. 1 is used as a reference.
- the sealing device 1 is a sealing device for sealing an optical semiconductor element 52 as an electronic component with a sealing sheet 53 as a resin sheet.
- the sealing device 1 includes a first mold member 2, an elastic member 3, a second mold member 4, and a differential pressure generating device 5 as a differential pressure generating means.
- the first mold member 2 has a thick flat plate shape extending in the left-right direction and the front-rear direction, and is specifically formed in a substantially rectangular shape in plan view, front view, and side view. Yes. Moreover, the 1st type
- mold member 2 is formed in the bottomed frame shape in which the center part of a lower surface is dented upwards in the front sectional view and the side sectional view.
- the first mold member 2 has a portion recessed upward as a first cavity 6.
- the first cavity 6 is formed so as to be recessed in a substantially rectangular shape above the lower surface of the first frame-shaped portion 7 around the first cavity 6 in the first mold member 2.
- the first cavity 6 is formed in a substantially rectangular shape when viewed from the bottom. Thus, the first cavity 6 is configured to be able to accommodate a sealing preparation 50 described later.
- the lower surface of the first frame-like portion 7 is formed flat.
- the first mold member 2 incorporates a heater (not shown) if necessary.
- the dimensions of the first mold member 2 are appropriately set. Specifically, the thickness of the first mold member 2 is, for example, 20 mm or more, preferably 25 mm or more, and, for example, 60 mm or less, preferably Is 50 mm or less, and the maximum length of the first mold member 2 in plan view is, for example, 200 mm or more, preferably 220 mm or more, and, for example, 300 mm or less, preferably 280 mm or less. Further, the depth of the first cavity 6 is, for example, 6 mm or more, preferably 8 mm or more, and for example, 20 mm or less, preferably 18 mm or less. However, it is 80 mm or more, for example, Preferably, it is 100 mm or more, for example, is 200 mm or less, Preferably, it is 180 mm or less.
- the first mold member 2 is, for example, a metal such as stainless steel, a fiber reinforced plastic such as glass epoxy, glass, an acrylic resin (specifically, polymethyl methacrylate (PMMA) or the like), a hard material such as a silicone resin, or the like.
- a metal such as stainless steel
- a fiber reinforced plastic such as glass epoxy, glass, an acrylic resin (specifically, polymethyl methacrylate (PMMA) or the like)
- a hard material such as a silicone resin, or the like.
- it is formed from the viewpoint of the visibility of the optical semiconductor element 52 and the sealing sheet 53.
- the elastic member 3 is disposed opposite to the lower side of the first mold member 2 and is formed in a sheet shape extending in the left-right direction and the front-rear direction. Further, as shown in FIG. 1, the elastic member 3 is formed to have a dimension including at least the first mold member 2 when projected in the thickness direction. Specifically, the peripheral edge of the elastic member 3 is The first mold member 2 is disposed at the same position as the peripheral edge of the first mold member 2.
- the peripheral end of the upper surface of the elastic member 3 is disposed adjacent to the lower surface of the first frame-like portion 7 so as to be in vertical contact.
- the central portion of the upper surface of the elastic member 3 is disposed at a distance from the lower surface (concave surface) of the first cavity 6 in the vertical direction.
- the elastic member 3 is provided so as to be able to form a first cavity 6 and a first sealed space 12 to be described later.
- Examples of the elastic material forming the elastic member 3 include non-conjugated double bonds such as ethylene / propylene / diene rubber (EPDM), ⁇ -olefin / dicyclopentadiene such as 1-butene, and ethylidene norbornene, for example.
- NBR is used.
- the tensile elastic modulus at 25 ° C. of the elastic member 3 is, for example, 1.0 MPa or more, preferably 3.0 MPa or more, and for example, 15 MPa or less, preferably 13 MPa or less. If the elastic modulus of the elastic member 3 is within the above range, the elastic member 3 can be raised smoothly (described later).
- the thickness of the elastic member 3 is, for example, 0.5 mm or more, preferably 0.8 mm or more, and, for example, 3.0 mm or less, preferably 2.0 mm or less.
- the second mold member 4 is disposed opposite to the lower side of the elastic member 3.
- the second mold member 4 extends in the left-right direction and the front-rear direction, has a flat plate shape that is thinner than the first mold member 2, and is specifically formed in a substantially rectangular shape in plan view, front view, and side view. ing.
- mold member 4 is formed in the bottomed frame shape in which the center part of an upper surface is dented below in normal sectional view and side sectional view.
- the second mold member 4 has a portion recessed downward as a second cavity 9.
- the second cavity 9 is formed to be recessed in a substantially rectangular shape below the upper surface of the second frame-shaped portion 10 around the second cavity 9 in the second mold member 4.
- the upper surface of the second frame-shaped portion 10 is formed in a flat shape.
- the second cavity 9 is formed in a substantially rectangular shape in plan view.
- the second cavity 9 is formed so as to overlap the projection surface of the first cavity 6 when projected in the thickness direction.
- the shape of the second mold member 4 in plan view is the same as the size of the sealing device 1 in plan view.
- the plan shape of the first frame-like portion 7 and the second frame-like portion 10 is as follows:
- the first cavity 6 and the second cavity 9 have the same shape in plan view.
- the second mold member 4 incorporates a heater (not shown) if necessary.
- the dimension of the second mold member 4 is appropriately set, and the thickness of the second mold member 4 is, for example, 10 mm or more, preferably 20 mm or more, and, for example, 60 mm or less, preferably 50 mm or less. is there. Moreover, the thickness of the 2nd cavity 9 is 0.5 mm or more, for example, Preferably, it is 1 mm or more, for example, is 20 mm or less, Preferably, it is 18 mm or less.
- the second mold member 4 is formed of a hard material such as a metal such as stainless steel, fiber reinforced plastic such as glass epoxy, glass, acrylic resin (specifically, PMMA), or silicone resin.
- the differential pressure generator 5 includes a suction pump 15, a first pipe 16, a first vacuum valve 17, a first atmospheric valve 18, a second pipe 19, a second vacuum valve 20, and a second atmospheric valve 21. With.
- the first pipe 16 is piped so as to connect the first mold member 2 and the suction pump 15. Specifically, one end portion (upstream end portion in the suction direction) of the first tube 16 communicates with the first cavity 6 of the first mold member 2 and the other end portion (downstream in the suction direction) of the first tube 16. The side end) is connected to the suction pump 15.
- a branch pipe branches off from the middle portion (first branch portion 22) of the first pipe 16. The branch pipe is configured to open to the atmosphere.
- the first pipe 16 is formed of a material normally used for gas piping, for example, a flexible hose, etc., and has a length (specifically, the distance between the suction pump 15 and the first mold member 2 is appropriately secured. Is, for example, 5.0 cm or more, preferably 10 cm or more, and for example, 1000 cm or less, preferably 500 cm or less.
- the first vacuum valve 17 is provided so as to be interposed in the middle of the first pipe 16. Specifically, the first vacuum valve 17 is provided between the suction pump 15 and the first branch portion 22 of the first pipe 16. Yes.
- the first atmospheric valve 18 is provided in the branch pipe of the first pipe 16.
- the second pipe 19 is piped so as to connect the second mold member 4 and the suction pump 15. Specifically, one end portion (upstream end portion in the suction direction) of the second tube 19 communicates with the second cavity 9 of the second mold member 4 and the other end portion (downstream in the suction direction) of the second tube 19. The side end) is connected to the suction pump 15. The other end of the second pipe 19 is configured as a common pipe with the other end of the first pipe 16. In addition, a branch pipe branches off from the middle part (second branch part 23) of the second pipe 19. The branch pipe is configured to open to the atmosphere.
- the second pipe 19 is formed of a material normally used for gas piping, for example, a flexible hose, and is formed to a length that ensures a sufficient distance between the suction pump 15 and the second mold member 4. ing.
- the second vacuum valve 20 is provided so as to be interposed in the middle of the second pipe 19. Specifically, the second vacuum valve 20 is provided between the suction pump 15 and the second branch portion 23 of the second pipe 19. Yes.
- the second atmospheric valve 21 is provided in the branch pipe of the second pipe 19.
- a first mold member 2 As shown in FIG. 2, first, a first mold member 2, an elastic member 3, and a second mold member 4 are prepared.
- suction pump 15 and the first mold member 2 are connected via the first pipe 16, and the suction pump 15 and the second mold member 4 are connected via the second pipe 19.
- first mold member 2 and the second mold member 4 are opposed so that the first cavity 6 and the second cavity 9 are opposed in the thickness direction.
- the elastic member 3 is interposed between the first mold member 2 and the second mold member 4. That is, the first mold member 2 is disposed opposite to the upper side of the second mold member 4 with the elastic member 3 interposed therebetween.
- the second cavity 9 is disposed opposite to the first cavity 6 with the elastic member 3 interposed therebetween.
- the peripheral end portion of the elastic member 3 is sandwiched in the thickness direction by the first frame-shaped portion 7 and the second frame-shaped portion 10.
- the 1st frame-shaped part 7 and the 2nd frame-shaped part 10 can also be pinched
- the first sealed space 12 is formed by the first cavity 6 and the elastic member 3.
- the first sealed space 12 is formed by partitioning the space partitioned by the first cavity 6 from the lower side by the elastic member 3, and is formed in a shape corresponding to the first cavity 6.
- the lower surface of the 1st frame-shaped part 7 and the upper surface of the peripheral edge part of the elastic member 3 are closely_contact
- the second sealed space 13 is formed by the second cavity 9 and the elastic member 3.
- the second sealed space 13 seals the space on the opposite side of the first sealed space 12 with respect to the elastic member 3.
- the second sealed space 13 is a space partitioned by the second cavity 9. It is formed by partitioning from above with the elastic member 3. That is, the second sealed space 13 is formed in a shape corresponding to the second cavity 9.
- the upper surface of the 2nd frame-shaped part 10 and the lower surface of the peripheral end part of the elastic member 3 are closely_contact
- the lower surface (concave surface) of the first cavity 6 and the upper surface of the peripheral end of the elastic member 3 are substantially parallel. It is configured as such.
- This method is a method of manufacturing the optical semiconductor device 51 by sealing the optical semiconductor element 52 with the sealing sheet 53.
- an installation step (see FIGS. 1 and 2) for installing the sealing preparation body 50 in the first sealed space 12 of the sealing device 1 and the differential pressure generating device 5 are operated to make the first sealed
- a sealing step (an example of a sticking step, see FIG. 3) is provided in which the pressure in the space 12 is lower than the pressure in the second sealed space 13.
- the sealing preparation body 50 includes a first support plate 56, a second support plate 57, a spacer 55, a substrate 54 on which the optical semiconductor element 52 is mounted, and a sealing sheet 53.
- the first support plate 56 is formed in a flat plate shape extending in the left-right direction and the front-rear direction.
- the first support plate 56 is formed in, for example, a substantially rectangular shape or a substantially circular shape in plan view.
- the 1st support plate 56 is not specifically limited, For example, it forms from hard materials, such as an acrylic resin (specifically PMMA etc.) and a silicone resin.
- the dimension of the first support plate 56 in plan view is smaller than or the same as the dimension of the first cavity 6 in plan view.
- the thickness of the 1st support plate 56 is 0.1 mm or more, for example, Preferably, it is 0.5 mm or more, for example, is 10 mm or less, Preferably, it is 5 mm or less.
- the second support plate 57 is disposed to face the upper side of the first support plate 56 with a space therebetween.
- the second support plate 57 is formed in the same shape and size as the first support plate 56 in plan view.
- the second support plate 57 is, for example, a metal such as stainless steel, a fiber reinforced plastic such as glass epoxy, glass, an acrylic resin (specifically, polymethyl methacrylate (PMMA) or the like), a hard material such as a silicone resin, or the like.
- PMMA polymethyl methacrylate
- a hard material such as a silicone resin, or the like.
- it is formed from a hard transparent material.
- the spacer 55 is provided so as to be interposed between the peripheral end portion of the first support plate 56 and the peripheral end portion of the second support plate 57, and is formed in a substantially frame shape or a substantially annular shape in plan view. Yes.
- the spacer 55 is formed to be extendable in the vertical direction (the thickness direction of the first support plate 56 and the second support plate 57).
- Examples of the spacer 55 include a rubber foam such as a urethane rubber foam.
- the thickness of the spacer 55 specifically, the thickness of the spacer 55 before pressing (described later) of the first support plate 56 and the second support plate 57 is the optical semiconductor element 52, the substrate 54, and the sealing sheet 53 described below. It is formed to be thicker than the total thickness.
- the maximum length of the spacer 55 in plan view is, for example, 1 mm or more, preferably 10 mm or more, and for example, 150 mm or less, preferably 100 mm or less.
- a conductor pattern including an electrode (not shown) for electrical connection with a terminal (not shown) of an optical semiconductor element 52 described below and a wiring continuous therewith is provided. (Not shown) is formed.
- the conductor pattern is formed from a conductor such as gold, copper, silver, or nickel.
- the plan view shape of the substrate 54 is not particularly limited, and examples thereof include a substantially rectangular shape in plan view and a substantially circular shape in plan view.
- the dimensions of the substrate 54 in plan view are appropriately selected, and specifically, are set smaller than the first support plate 56 and the second support plate 57.
- the maximum length of the sealing sheet 53 in plan view is set.
- the thickness is, for example, 1 mm or more, preferably 5 mm or more, and for example, 200 mm or less, preferably 150 mm or less.
- substrate 54 is 100 micrometers or more, for example, Preferably, it is 500 micrometers or more, for example, is 5000 micrometers or less, Preferably, it is 3000 micrometers or less.
- the optical semiconductor element 52 is an optical semiconductor element that converts electrical energy into optical energy, and is formed, for example, in a substantially rectangular shape in cross-section in which the thickness is shorter than the length in the plane direction (length in the direction perpendicular to the thickness direction).
- the optical semiconductor element 52 examples include an LED (light emitting diode element) such as a blue LED that emits blue light, and an LD (laser diode).
- the dimensions of the optical semiconductor element 52 are appropriately set depending on the application and purpose. Specifically, the thickness is, for example, 10 to 1000 ⁇ m, and the maximum length in plan view is, for example, 0.01 mm or more, preferably For example, it is 20 mm or less, preferably 15 mm or less.
- the optical semiconductor element 52 is, for example, flip-chip mounted or connected to the substrate 54 by wire bonding.
- the substrate 54 is supported by the first support plate 56. Specifically, the lower surface of the substrate 54 (the side surface opposite to the upper surface on which the optical semiconductor element 52 is mounted) is mounted on the upper surface of the first support plate 56. Is placed. In other words, the first support plate 56 is disposed on the opposite side of the optical semiconductor element 52 with respect to the substrate 54, that is, on the lower side.
- the sealing sheet 53 is disposed so as to face the substrate 54 on which the optical semiconductor element 52 is mounted with an interval on the upper side.
- the sealing sheet 53 has a sheet shape extending in the left-right direction and the front-rear direction, and the planar view shape of the sealing sheet 53 is not particularly limited, and examples thereof include a substantially rectangular shape in plan view and a substantially circular shape in plan view. It is done.
- the sealing sheet 53 is formed so as to be included in the projection surface of the substrate 54 when projected in the thickness direction.
- the dimensions of the sealing sheet 53 in plan view are selected as appropriate, specifically, set to be smaller than the first support plate 56 and the second support plate 57, and specifically, the maximum length of the substrate 54 in plan view.
- the thickness is, for example, 1 mm or more, preferably 5 mm or more, and for example, 200 mm or less, preferably 150 mm or less.
- the thickness of the sealing sheet 53 is, for example, 10 ⁇ m or more, preferably 50 ⁇ m or more, and, for example, 2000 ⁇ m or less, preferably 1000 ⁇ m or less.
- the sealing material forming the sealing sheet 53 contains, for example, a B-stage curable resin.
- the curable resin has, for example, a two-stage reaction mechanism, and is B-staged (semi-cured) by the first-stage reaction and C-staged (completely cured) by the second-stage reaction. It is a step curable resin, and the above-described sealing material is the above-described B-staged curable resin.
- the two-stage curable resin for example, a two-stage curable thermosetting resin that is cured by heating, for example, two-stage curable active energy beam curing that is cured by irradiation with active energy rays (for example, ultraviolet rays, electron beams, etc.).
- active energy rays for example, ultraviolet rays, electron beams, etc.
- a functional resin for example, a two-stage curable thermosetting resin that is cured by heating, for example, two-stage curable active energy beam curing that is cured by irradiation with active energy rays (for example, ultraviolet rays, electron beams, etc.).
- active energy rays for example, ultraviolet rays, electron beams, etc.
- a functional resin for example, ultraviolet rays, electron beams, etc.
- examples of the two-step curable resin include silicone resin, epoxy resin, polyimide resin, phenol resin, urea resin, melamine resin, and unsaturated polyester resin.
- sealing material may contain a phosphor and / or a filler.
- the phosphor has a wavelength conversion function, and examples thereof include a yellow phosphor capable of converting blue light into yellow light, and a red phosphor capable of converting blue light into red light.
- yellow phosphor examples include silicate phosphors such as (Ba, Sr, Ca) 2 SiO 4 ; Eu, (Sr, Ba) 2 SiO 4 : Eu (barium orthosilicate (BOS)), for example, Y 3 Al Garnet-type phosphors having a garnet-type crystal structure such as 5 O 12 : Ce (YAG (yttrium, aluminum, garnet): Ce), Tb 3 Al 3 O 12 : Ce (TAG (terbium, aluminum, garnet): Ce) Examples thereof include oxynitride phosphors such as Ca- ⁇ -SiAlON.
- silicate phosphors such as (Ba, Sr, Ca) 2 SiO 4 ; Eu, (Sr, Ba) 2 SiO 4 : Eu (barium orthosilicate (BOS)
- Y 3 Al Garnet-type phosphors having a garnet-type crystal structure such as 5 O 12 : Ce (YAG (yttrium, aluminum, garnet): Ce
- red phosphor examples include nitride phosphors such as CaAlSiN 3 : Eu and CaSiN 2 : Eu.
- Examples of the shape of the phosphor include a spherical shape, a plate shape, and a needle shape.
- spherical shape is mentioned from a fluid viewpoint.
- the average value of the maximum length of the phosphor (in the case of a sphere, the average particle diameter) is, for example, 0.1 ⁇ m or more, preferably 1 ⁇ m or more, and for example, 200 ⁇ m or less, preferably 100 ⁇ m or less. But there is.
- Fluorescent substances can be used alone or in combination.
- the blending ratio of the phosphor is, for example, 0.1 parts by mass or more, preferably 0.5 parts by mass or more, for example, 80 parts by mass or less, preferably 50 parts by mass with respect to 100 parts by mass of the curable resin. Or less.
- the filler examples include organic fine particles such as silicone particles (specifically, including silicone rubber particles), inorganic fine particles such as silica (eg, fumed silica), talc, alumina, aluminum nitride, silicon nitride, and the like. Is mentioned. Further, the average value of the maximum length of the filler (in the case of a spherical shape, the average particle diameter) is, for example, 0.1 ⁇ m or more, preferably 1 ⁇ m or more, and, for example, 200 ⁇ m or less, preferably It is also 100 ⁇ m or less.
- the filler can be used alone or in combination.
- the blending ratio of the filler is, for example, 0.1 parts by mass or more, preferably 0.5 parts by mass or more, for example, 70 parts by mass or less, preferably 100 parts by mass of the curable resin. It is also 50 parts by mass or less.
- the sealing sheet 53 is formed in a B-stage state.
- the compression elastic modulus at 25 ° C. of the sealing sheet 53 is, for example, 0.040 MPa or more, preferably 0.050 MPa or more, more preferably 0.075 MPa or more, and further preferably 0.100 MPa or more.
- it is 0.145 MPa or less, preferably 0.140 MPa or less, more preferably 0.135 MPa or less, and further preferably 0.125 MPa or less.
- the sealing sheet 53 is supported by the second support plate 57.
- the upper surface of the sealing sheet 53 (the side surface opposite to the lower surface in which the optical semiconductor element 52 is embedded) is the lower surface of the second support plate 57. It is glued to.
- the second support plate 57 is disposed on the opposite side of the substrate 54 with respect to the sealing sheet 53, that is, on the upper side.
- the sealing preparation body 50 In order to prepare the sealing preparation body 50, first, the first support plate 56 is prepared, and then the substrate 54 on which the optical semiconductor element 52 is mounted is placed on the central portion of the first support plate 56. At the same time, the spacer 55 is placed on the peripheral end of the first support plate 56, that is, on the first support plate 56 around the substrate 54 on which the optical semiconductor element 52 is mounted. Separately, the sealing sheet 53 is temporarily attached to the second support plate 57, and the peripheral end of the second support plate 57 is placed on the upper surface of the spacer 55 so that the sealing sheet 53 faces the substrate 54. To do.
- the prepared sealing preparation 50 is installed in the first sealed space 12.
- the elastic member 3 is brought into contact with the second frame-shaped portion 10 of the second mold member 4. Thereby, the second sealed space 13 is formed.
- the sealing preparation body 50 is installed on the elastic member 3. Specifically, the first support plate 56 of the sealing preparation body 50 is placed on the central portion of the elastic member 3. As a result, the optical semiconductor element 52, the substrate 54, and the sealing sheet 53 are disposed opposite to each other on the upper side of the second mold member 4 via the elastic member 3.
- the first mold member 2 is disposed opposite to the second mold member 4 so as to cover the sealing preparation body 50. Specifically, the first frame-shaped portion 7 of the first mold member 2 sandwiches the elastic member 3 in the thickness direction between the first frame-shaped portion 7 and the second frame-shaped portion 10 of the second mold member 4, and the first mold The first mold member 2 is installed on the elastic member 3 so that the first cavity 6 of the member 2 includes the sealing preparation 50.
- the first sealed space 12 is formed and the sealing preparation body 50 is installed in the first sealed space 12.
- first frame-like portion 7 and the second frame-like portion 10 are sandwiched in the thickness direction by a holding member (not shown).
- the sealing step is performed after the installation step.
- the sealing process includes a decompression process, a differential pressure generation process, and a recovery process.
- ⁇ Decompression step> Specifically, in the depressurization step, first, the first atmospheric valve 18 and the second atmospheric valve 21 are closed, as indicated by the broken line in FIG. 1, and the thick line in FIG. The first vacuum valve 17 and the second vacuum valve 20 are opened. As a result, the first sealed space 12 communicates with the suction pump 15 via the first pipe 16 and the first vacuum valve 17. The second sealed space 13 communicates with the suction pump 15 through the second pipe 19 and the second vacuum valve 20. In this state, the suction pump 15 is operated. As a result, the pressure P1 in the first sealed space 12 and the pressure P2 in the second sealed space 13 are both reduced.
- the atmospheric pressure P1 and the atmospheric pressure P2 are the same, and are, for example, 10 hPa or less, preferably 5 hPa or less, more preferably 3 hPa or less, and for example 0.01 hPa or more.
- the elastic member 3 Since the above-described atmospheric pressure P1 and atmospheric pressure P2 are the same, the elastic member 3 does not move in the thickness direction and is stationary (at the set position) as shown in FIG.
- the differential pressure generation step is performed after the pressure reduction step.
- the differential pressure generating device 5 is operated to make the pressure P1 of the first sealed space 12 lower than the pressure P2 of the second sealed space 13.
- the second vacuum valve 20 is closed and the second atmospheric valve 21 is opened.
- the second sealed space 13 is opened to the atmosphere via the second pipe 19 and the second atmospheric valve 21. Therefore, the atmospheric pressure P2 in the second sealed space 13 becomes atmospheric pressure.
- the pressure P1 in the first sealed space 12 (see FIG. 1) is lower than the pressure P2 in the second sealed space 13. That is, a differential pressure is generated in the first sealed space 12 and the second sealed space 13. Therefore, the central part of the elastic member 3 moves to the first cavity 6 side, that is, the upper side so that the volume of the first sealed space 12 is reduced. That is, the central part of the elastic member 3 rises.
- a portion of the elastic member 3 that faces the first support plate 56 rises so as to press the first support plate 56 upward as indicated by an arrow in FIG.
- the second support plate 57 comes into contact with the lower surface (concave surface) of the first cavity 6, and the first support plate 56 presses the second support plate 57.
- the vertical length (thickness) of the spacer 55 is reduced.
- the sealing sheet 53 and the substrate 54 are pressed in the thickness direction by the first support plate 56 and the second support plate 57.
- the part exposed from the 1st support plate 56 among the elastic members 3 is formed in the 1st support plate 56 and the 2nd support plate 57, and the side surface of the 1st cavity 6, as shown in FIG. The gap is filled. As a result, the first sealed space 12 is substantially lost.
- the sealing preparation body 50 is pressed in the vertical direction, and the optical semiconductor element 52 is embedded and sealed by the sealing sheet 53.
- the sealing sheet 53 is made into a C stage.
- the sealing sheet 53 contains a B-stage two-stage curable thermosetting resin
- the sealing sheet 53 is sealed by a heater (not shown) built in the first mold member 2 and the second mold member 4.
- the stop sheet 53 is heated.
- the encapsulating sheet 53 contains a B-stage two-stage curable active energy ray curable resin
- the encapsulating sheet 53 is irradiated with ultraviolet rays using an unillustrated ultraviolet lamp or the like.
- the optical semiconductor device 51 including the substrate 54, the optical semiconductor element 52 mounted on the substrate 54, and the sealing sheet 53 for sealing the optical semiconductor element 52 is manufactured.
- the recovery step is performed after the differential pressure generation step.
- the first vacuum valve 17 is closed (see the broken line), and the first atmospheric valve 18 is opened (see the thick line).
- the first sealed space 12 is opened to the atmosphere via the first pipe 16 and the first atmospheric valve 18. Therefore, the atmospheric pressure P1 in the first sealed space 12 is an atmospheric pressure and is the same as the atmospheric pressure P2 in the second sealed space 13.
- the elastic member 3 moves to the second cavity 9 side. That is, the elastic member 3 is lowered to the installation position. Thereby, the press of the 1st support plate 56 and the 2nd support plate 57 is released, and the spacer 55 extends to the original thickness.
- the sealing sheet 53 is separated from the second support plate 57 by being bonded to the substrate 54 and the optical semiconductor element 52.
- the holding member (not shown) is removed from the first frame-shaped portion 7 and the second frame-shaped portion 10, and then the second mold member 4 is pulled up from the elastic member 3.
- the second support plate 57 of the sealing preparation 50 is pulled up from the spacer 55, and the optical semiconductor device 51 is recovered. Thereby, the optical semiconductor device 51 is obtained.
- this sealing device since it comprises the first mold member 2, the elastic member 3, and the differential pressure generating device 5, the device configuration of the sealing device 1 can be simplified. The size of the sealing device 1 can be reduced.
- the conventional flat plate press machine includes two press plates (die) and a pressure source for applying pressure to them, and the pressure source is constituted by a large crank mechanism or the like.
- the flat plate press is large in size so as to be connected to the press plate in the vicinity of the press plate.
- the sealing device 1 In contrast to such a conventional flat plate press, in the sealing device 1, the first pipe 16 and the second pipe 19 are adjusted to appropriate lengths, and the first mold member 2 and the second mold member 4 are adjusted.
- the suction pump 15 can be arranged with a high degree of freedom at a position relatively far from the center. Therefore, the sealing device 1 can be downsized.
- the sealing device 1 can be configured with the first mold member 2, the elastic member 3, the second mold member 4, and the differential pressure generating device 5 as separate bodies, the first mold member 2, the elastic member 3, and the first mold member 2 can be configured separately.
- the type 2 member 4 and the differential pressure generating device 5 can be arranged independently to reduce the size. Therefore, the sealing device 1 is excellent in transportability by reducing the size of each member.
- the sealing device 1 is used, the first mold member 2 and the suction pump 15 are connected by the first pipe 16, and the second mold member 4 and the suction pump 15 are connected by the second pipe 19.
- the sealing device 1 can be configured.
- first mold member 2, the elastic member 3 and the second mold member 4 are used as a unit, and the unit and the differential pressure generating device 5 are conveyed as a set.
- the sealing device 1 is used, the unit and the differential pressure
- the generator 5 can also be arranged independently.
- the elastic member 3 moves to the first cavity 6 side by operating the differential pressure generating device 5. Therefore, the sealing preparation body 50 is pressed in the opposing direction of the optical semiconductor element 52 and the sealing sheet 53, that is, in the thickness direction (vertical direction), and the optical semiconductor element 52 is reliably sealed by the sealing sheet 53. can do.
- the first mold member 2 and the second support plate 57 are made of a transparent material, that is, the optical semiconductor element 52 and the sealing sheet 53 can be viewed from above and / or from the side. It is configured. Therefore, the sealing state of the optical semiconductor element 52 and the sealing sheet 53 can be visually confirmed from above and / or from the side via the first mold member 2 and the second support plate 57.
- the second mold member 4 has the second cavity 9 that can form the second sealed space 13, so that the second cavity 9 allows the pressure P ⁇ b> 2 of the second sealed space 13 to be increased by the second cavity 9.
- the elastic member 3 can be reliably moved toward the first cavity 6 by making the pressure P1 of the sealed space 12 higher than the pressure P1.
- the respective sealing postures (sealing postures) of the substrate 54 and the sealing sheet 53 on which the optical semiconductor element 52 is mounted by the first support plate 56 and the second support plate 57, respectively. Can be securely held.
- the horizontal posture of the substrate 54 and the sealing sheet 53 can be reliably held. Therefore, the optical semiconductor element 52 can be accurately sealed by the sealing sheet 53.
- the sealing step by operating the differential pressure generating device 5, the pressure P1 of the first sealed space 12 is made lower than the pressure P2 of the second sealed space 13, and the elastic member 3 is moved to the first cavity 6 side, whereby the sealing preparation body 50 is pressed in the opposing direction of the optical semiconductor element 52 and the sealing sheet 53, that is, in the thickness direction (vertical direction), and sealed.
- the optical semiconductor element 52 can be reliably sealed by the sheet 53.
- the optical semiconductor element 52 can be reliably sealed by the sealing sheet 53 by a simple method in which the pressure P1 of the first sealed space 12 is lower than the pressure P2 of the second sealed space 13.
- the atmosphere is instantaneously released from the second atmosphere valve 21, the first branching portion 22, and the second pipe 19 by opening the second atmosphere valve 21 at once. Can flow in.
- the elastic member 3 can be quickly moved toward the first cavity 6, that is, the elastic member 3 can be raised at a stretch, and the optical semiconductor element 52 can be efficiently sealed by the sealing sheet 53.
- the same members as those in the embodiment of FIGS. 1 to 4 are denoted by the same reference numerals, and detailed description thereof is omitted.
- the sealing sheet 53 is arranged on the upper side of the substrate 54 on which the optical semiconductor element 52 is mounted, and the upper surface and the side surface of the optical semiconductor element 52 are covered with the sealing sheet 53. Yes.
- the arrangement of the sealing sheet 53 and the substrate 54 on which the optical semiconductor element 52 is mounted is not limited to this.
- the sealing sheet 53 is disposed on the lower side of the substrate 54 on which the optical semiconductor element 52 is mounted, and then the lower surface and the side surface of the optical semiconductor element 52 are formed by the sealing sheet 53. Can also be coated.
- the second support plate 57 is placed at the center of the elastic member 3, and the lower surface of the sealing sheet 53 is temporarily attached to the upper surface thereof.
- the second support plate 57 can employ a hard material other than a transparent material.
- a substrate 54 is temporarily attached to the first support plate 56.
- the first support plate 56 is preferably formed from a transparent material such as glass, acrylic resin, silicone resin (specifically, PMMA) from the viewpoint of visibility of the optical semiconductor element 52 and the sealing sheet 53. Has been.
- FIG. 5 can provide the same operational effects as those of FIGS.
- the pressure P1 in the first sealed space 12 (not shown in FIGS. 6 and 7; see FIG. 1) is compared with the pressure P2 in the second sealed space 13 in the differential pressure generating step. Therefore, the pressure difference becomes lower, and the elastic member 3 moves downward. That is, the central part of the elastic member 3 is lowered.
- the sealing sheet 53 is disposed on the upper side of the substrate 54 on which the optical semiconductor element 52 is mounted, and the sealing sheet 53 covers the upper surface and the side surface of the optical semiconductor element 52. To do.
- the sealing sheet 53 is disposed on the lower side of the substrate 54 on which the optical semiconductor element 52 is mounted, and the sealing sheet 53 is disposed on the lower surface of the optical semiconductor element 52 and Cover the sides.
- the second cavity 9 is formed in advance in the second mold member 4.
- the second mold member 4 is a flat plate. It can also be formed into a shape.
- the upper surface of the second mold member 4 is formed in a flat shape.
- the first sealed space 12 (see FIG. 8) and the second sealed space 13 (see FIG. 9) in the pressure reducing step (see FIG. 8) and the differential pressure generating step (see FIG. 9). ) Are formed, and in the first sealed space 12 (see FIG. 8) and the second sealed space 13 (see FIG. 9), the pressure P1 of the first sealed space 12 is changed to the pressure P2 of the second sealed space 13. A differential pressure that is lower than that is generated.
- FIGS. 8 and 9 can provide the same effects as those of FIGS. 1 to 7. Further, in the embodiment shown in FIGS. 8 and 9, since the upper surface is formed flat without forming the second cavity 9 in the second mold member 4, the configuration of the sealing device 1 is further simplified. Can be.
- the second mold member 4 is provided in the sealing device 1, but for example, as shown in FIGS.
- the sealing device 1 can also be configured without providing it.
- the elastic member 3 is provided in the lower part of the sealing device 1, and the lower surface of the elastic member 3 is exposed. Further, the peripheral end portion of the elastic member 3 is arranged so as to contact the first frame-like portion 7 of the first mold member 2.
- the space opposite to the first sealed space 12 with respect to the elastic member 3 is an open space 13 ′.
- the differential pressure generator 5 does not include the second pipe 19, the second vacuum valve 20, and the second atmospheric valve 21.
- the sealing process of this method does not include the above-described pressure reducing process, and before the differential pressure generating process, first, as shown in FIG. 10, the first atmospheric valve 18 and the first vacuum valve 17 are opened and suction is performed. The pump 15 is activated.
- the first sealed space 12 communicates with the suction pump 15 via the first vacuum valve 17 and is opened to the atmosphere via the first atmospheric valve 18.
- P1 maintains atmospheric pressure without being depressurized.
- the first atmospheric valve 18 is closed as shown in FIG. Then, since the first sealed space 12 communicates only with the suction pump 15 via the first vacuum valve 17, the pressure P1 in the first sealed space 12 is reduced. That is, the pressure P1 of the first sealed space 12 is lower than the pressure P2 of the open space 13 ', that is, the atmospheric pressure. Then, the elastic member 3 rises. Thereby, the sealing preparation body 50 is pressed in the thickness direction, and the optical semiconductor element 52 is sealed by the sealing sheet 53.
- the sealing device 1 does not include the second mold member 4, so that the configuration of the sealing device 1 can be further simplified.
- the first sealed space 12 is decompressed using the suction pump 15 in the decompression step and the differential pressure generation step.
- the second sealed space 13 can be pressurized using a gas pressurizing device such as a compressor.
- the first support plate 56 and the second support plate 57 are provided in the sealing preparation body 50.
- the first support plate 56 is provided. It is also possible to configure the sealing preparation 50 without providing either one or both of the second support plate 57 or both.
- the spacer 55 is provided on the sealing preparation 50, but is not particularly limited, and although not shown, the sealing preparation 50 is configured without the spacer 55. You can also.
- the sticking preparation body 50 is placed in the sticking apparatus 1 in the setting process.
- the sticking preparation body 50 includes a substrate 54 on which an electronic component 52 is mounted.
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Abstract
Description
設置工程において、封止準備体50を第1密閉空間12に設置するには、まず、例えば、図1に示すように、封止準備体50を準備する。
封止工程は、設置工程後、実施される。
減圧工程では、具体的には、まず、図1の破線が参照されるように、第1大気バルブ18および第2大気バルブ21を閉鎖し、また、図1の太線が参照されるように、第1真空バルブ17および第2真空バルブ20を開放する。これによって、第1密閉空間12は、第1管16および第1真空バルブ17を介して吸引ポンプ15に連通する。また、第2密閉空間13は、第2管19および第2真空バルブ20を介して、吸引ポンプ15と連通する。この状態で、吸引ポンプ15を作動させる。これによって、第1密閉空間12の気圧P1および第2密閉空間13の気圧P2は、ともに減圧される。気圧P1および気圧P2は、同一であって、例えば、10hPa以下、好ましくは、5hPa以下、より好ましくは、3hPa以下であり、また、例えば、0.01hPa以上である。
差圧発生工程は、減圧工程の後に、実施される。
回収工程は、差圧発生工程の後に、実施される。
(変形例)
以降の説明において、図1~図4の実施形態と同様の部材については、同一の参照符号を付し、その詳細な説明を省略する。
2 第1型部材
3 弾性部材
4 第2型部材
5 差圧発生装置
6 第1キャビティ
12 第1密閉空間
13 第2密閉空間
13’ 開放空間
50 封止準備体(貼着準備体)
52 光半導体素子(電子部品)
53 封止シート(樹脂シート)
54 基板
56 第1支持板
57 第2支持板
P1 気圧(第1密閉空間)
P2 気圧(第2密閉空間)
Claims (7)
- 電子部品を樹脂シートによって貼着するための貼着装置であって、
前記電子部品、および、前記電子部品と間隔を隔てて対向配置される前記樹脂シートを備える貼着準備体を収容可能な第1キャビティを有する第1型部材と、
前記第1キャビティと第1密閉空間を形成可能なように、前記樹脂シートと対向配置される弾性部材と、
前記第1型部材に接続されており、前記第1密閉空間の気圧を、前記弾性部材に対して前記第1密閉空間の反対側の空間の気圧より低くするための差圧発生手段とを備え、
前記差圧発生手段が作動することによって、前記弾性部材が前記第1キャビティ側に移動し、これによって、前記貼着準備体が、前記電子部品と前記樹脂シートとの対向方向に押圧されて、前記樹脂シートによって前記電子部品を貼着するように構成されていることを特徴とする、貼着装置。 - 前記第1型部材および前記弾性部材は、前記差圧発生手段と別体で構成されていることを特徴とする、請求項1に記載の貼着装置。
- 前記第1型部材は、前記電子部品および/または前記樹脂シートを目視可能に構成されていることを特徴とする、請求項1に記載の貼着装置。
- 前記第1型部材と前記弾性部材を挟んで対向配置される第2型部材を備え、
前記第2型部材は、前記第1キャビティと前記弾性部材を挟んで対向し、前記弾性部材と、前記弾性部材に対して前記第1密閉空間の反対側の前記空間を密閉する第2密閉空間を形成可能な第2キャビティを有することを特徴とする、請求項1に記載の貼着装置。 - 前記貼着準備体は、
前記電子部品が実装される基板と、
前記基板の前記電子部品に対する反対側に配置され、前記基板を支持するための第1支持板と、
前記樹脂シートの前記基板に対する反対側に配置され、前記樹脂シートを支持するための第2支持板と
を備えることを特徴とする、請求項1に記載の貼着装置。 - 貼着装置を用いて、樹脂シートによって電子部品を貼着して電子装置を製造する方法であって、
前記貼着装置は、前記電子部品、および、前記電子部品と間隔を隔てて対向配置される前記樹脂シートを備える貼着準備体を収容可能な第1キャビティを有する第1型部材と、
前記第1キャビティと第1密閉空間を形成可能なように、前記樹脂シートと対向配置される弾性部材と、
前記第1型部材に接続されており、前記第1密閉空間の気圧を、前記弾性部材に対して前記第1密閉空間の反対側の空間の気圧より低くするための差圧発生手段とを備え、
前記差圧発生手段が作動することによって、前記弾性部材が前記第1キャビティ側に移動し、これによって、前記貼着準備体が、前記電子部品と前記樹脂シートとの対向方向に押圧されて、前記樹脂シートによって前記電子部品を貼着するように構成されており、
前記方法は、
前記貼着装置の前記第1密閉空間に、前記貼着準備体を設置する設置工程、および、
前記差圧発生手段を作動させて、前記第1密閉空間の気圧を、弾性部材に対して前記第1密閉空間の反対側の空間の気圧より低くすることによって、前記弾性部材を前記第1キャビティ側に移動させ、これによって、前記貼着準備体を、前記電子部品と前記樹脂シートとの対向方向に押圧させ、前記樹脂シートによって前記電子部品を貼着する貼着工程
を備えることを特徴とする、電子装置の製造方法。 - 前記貼着工程は、
前記第1密閉空間および前記第1密閉空間の反対側の前記空間を、ともに減圧する減圧工程、および、
前記減圧工程後、前記第1密閉空間の反対側の前記空間の気圧を大気圧にして、前記第1密閉空間の気圧を前記第1密閉空間の反対側の前記空間の気圧より低くする差圧発生工程
を備えることを特徴とする、請求項6に記載の電子装置の製造方法。
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JP2016115741A (ja) * | 2014-12-12 | 2016-06-23 | 日東電工株式会社 | 電子デバイスパッケージ、及び、封止用シート |
CN104599983B (zh) * | 2014-12-29 | 2018-01-16 | 杰群电子科技(东莞)有限公司 | 一种半导体器件防止溢胶的封装方法 |
FR3065577B1 (fr) * | 2017-04-25 | 2021-09-17 | Commissariat Energie Atomique | Cellule de scellement et procede d'encapsulation d'un composant microelectronique avec une telle cellule de scellement |
JP7203778B2 (ja) * | 2020-01-21 | 2023-01-13 | Towa株式会社 | 樹脂成形装置及び樹脂成形品の製造方法 |
CN112570213B (zh) * | 2021-01-07 | 2022-04-12 | 台山鸿隆光电科技有限公司 | 一种led封装灌胶装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0823005A (ja) * | 1993-09-14 | 1996-01-23 | Toshiba Corp | 樹脂封止型半導体装置の製造方法、樹脂封止型半導体装置及び封止用樹脂シート |
JP2000200796A (ja) * | 1999-01-06 | 2000-07-18 | Nec Corp | 半導体装置の樹脂封止工程における樹脂の挙動観察方法及びそれに用いられる樹脂封止装置及びその制御方法 |
JP2004363770A (ja) * | 2003-06-03 | 2004-12-24 | Toyo Commun Equip Co Ltd | 弾性表面波デバイスの製造方法 |
JP2006032478A (ja) * | 2004-07-13 | 2006-02-02 | Nippon Steel Chem Co Ltd | 半導体装置の製造方法 |
WO2008142934A1 (ja) * | 2007-05-15 | 2008-11-27 | Lintec Corporation | シート貼付装置及び貼付方法 |
JP2009272975A (ja) * | 2008-05-09 | 2009-11-19 | Nippon Dempa Kogyo Co Ltd | 圧電部品の製造方法 |
JP2013021284A (ja) | 2011-06-14 | 2013-01-31 | Nitto Denko Corp | 封止用シートおよび光半導体素子装置 |
-
2013
- 2013-03-18 JP JP2013055249A patent/JP2014183096A/ja not_active Withdrawn
-
2014
- 2014-01-30 KR KR1020157025605A patent/KR20150131055A/ko not_active Application Discontinuation
- 2014-01-30 WO PCT/JP2014/052123 patent/WO2014148119A1/ja active Application Filing
- 2014-01-30 EP EP14769117.4A patent/EP2978014A1/en not_active Withdrawn
- 2014-01-30 US US14/776,830 patent/US20160035592A1/en not_active Abandoned
- 2014-03-05 TW TW103107530A patent/TW201437027A/zh unknown
- 2014-03-18 CN CN201420123809.9U patent/CN203850255U/zh not_active Expired - Fee Related
- 2014-03-18 CN CN201410101587.5A patent/CN104064481A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0823005A (ja) * | 1993-09-14 | 1996-01-23 | Toshiba Corp | 樹脂封止型半導体装置の製造方法、樹脂封止型半導体装置及び封止用樹脂シート |
JP2000200796A (ja) * | 1999-01-06 | 2000-07-18 | Nec Corp | 半導体装置の樹脂封止工程における樹脂の挙動観察方法及びそれに用いられる樹脂封止装置及びその制御方法 |
JP2004363770A (ja) * | 2003-06-03 | 2004-12-24 | Toyo Commun Equip Co Ltd | 弾性表面波デバイスの製造方法 |
JP2006032478A (ja) * | 2004-07-13 | 2006-02-02 | Nippon Steel Chem Co Ltd | 半導体装置の製造方法 |
WO2008142934A1 (ja) * | 2007-05-15 | 2008-11-27 | Lintec Corporation | シート貼付装置及び貼付方法 |
JP2009272975A (ja) * | 2008-05-09 | 2009-11-19 | Nippon Dempa Kogyo Co Ltd | 圧電部品の製造方法 |
JP2013021284A (ja) | 2011-06-14 | 2013-01-31 | Nitto Denko Corp | 封止用シートおよび光半導体素子装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017068844A1 (ja) * | 2015-10-21 | 2017-04-27 | 日東電工株式会社 | 被覆素子部材の製造方法 |
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