JP6498118B2 - デバイスおよび方法 - Google Patents
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- JP6498118B2 JP6498118B2 JP2015533227A JP2015533227A JP6498118B2 JP 6498118 B2 JP6498118 B2 JP 6498118B2 JP 2015533227 A JP2015533227 A JP 2015533227A JP 2015533227 A JP2015533227 A JP 2015533227A JP 6498118 B2 JP6498118 B2 JP 6498118B2
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- 238000000034 method Methods 0.000 title claims description 63
- 239000000758 substrate Substances 0.000 claims description 22
- 239000002313 adhesive film Substances 0.000 claims description 20
- 230000009977 dual effect Effects 0.000 claims description 10
- 239000003822 epoxy resin Substances 0.000 claims description 9
- 239000012778 molding material Substances 0.000 claims description 9
- 229920000647 polyepoxide Polymers 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 239000002390 adhesive tape Substances 0.000 description 5
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- 239000005001 laminate film Substances 0.000 description 1
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- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004557 technical material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- 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
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- H01L21/18—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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
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- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68327—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used during dicing or grinding
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- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/6834—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used to protect an active side of a device or wafer
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- H01L2223/54473—Marks applied to semiconductor devices or parts for use after dicing
- H01L2223/54486—Located on package parts, e.g. encapsulation, leads, package substrate
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- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16245—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
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- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/93—Batch processes
- H01L2224/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L2224/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
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- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
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- H01L2924/181—Encapsulation
- H01L2924/1815—Shape
- H01L2924/1816—Exposing the passive side of the semiconductor or solid-state body
- H01L2924/18161—Exposing the passive side of the semiconductor or solid-state body of a flip chip
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Geometry (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Lead Frames For Integrated Circuits (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Description
本出願は、参照により本明細書に組み込む2012年9月20日出願の「EXTREMELY THIN PACKAGE」という名称の米国仮特許出願公開第61/703,708号に対する優先権を主張するものである。
本発明は、以下の態様としても実現できる。
[態様1]
接続部を介してリードフレームまたは基板に接続された集積回路と、
前記集積回路の裏面と、前記集積回路が前記リードフレームまたは基板に接続される接続領域とを除き、前記集積回路を取り囲むEMC(エポキシ樹脂成形材料)と
を備えるデバイス。
[態様2]
デバイス組立て中に、前記集積回路の前記裏面と前記デバイスの上面との間のEMCが除去される態様1に記載のデバイス。
[態様3]
前記デバイス組立て中に、前記デバイスの上面からEMCを除去して前記集積回路の前記裏面を露出するために、研削が使用される態様1に記載のデバイス。
[態様4]
研削が、前記集積回路の前記裏面が露出されるまで、前記リードフレームまたは基板に上面研削を施すことを含む態様3に記載のデバイス。
[態様5]
研削が、望みのパッケージ厚さが実現されるまで前記リードフレームまたは基板に上面研削を施すことを含む態様3に記載のデバイス。
[態様6]
前記集積回路の前記裏面が、露出されたシリコンを含む態様1に記載のデバイス。
[態様7]
さらに、露出された前記集積回路の前記裏面を保護するために前記デバイスの上面に貼着された接着フィルムを備える態様1に記載のデバイス。
[態様8]
前記接着フィルムが、下にあるEMCおよび前記集積回路裏面への接着性を改良するために硬化される態様7に記載のデバイス。
[態様9]
極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージまたはQFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージを備える態様1に記載のデバイス。
[態様10]
シリコン露出型の極薄DFN(dual flat no−lead)パッケージまたはQFN(quad flat no−lead)パッケージを備える態様1に記載のデバイス。
[態様11]
EMC(エポキシ樹脂成形材料)を用いて、リードフレームまたは基板に接続される集積回路を備えるデバイスを成形するステップと、
デバイス厚さを減少させるために前記デバイス上面でEMCを研削するステップと
を含む方法。
[態様12]
前記デバイス上面でEMCを研削するステップが、前記集積回路の裏面が露出されるまで研削するステップを含む態様11に記載の方法。
[態様13]
前記デバイス上面でEMCを研削するステップが、前記集積回路の裏面を研削するステップを含む態様11に記載の方法。
[態様14]
前記デバイス上面でEMCを研削するステップが、所定の集積回路厚さを実現するために前記集積回路の裏面を研削するステップを含む態様11に記載の方法。
[態様15]
前記デバイス上面でEMCを研削するステップが、前記集積回路の前記裏面と前記デバイスの上面との間のEMCを除去するステップを含む態様11に記載の方法。
[態様16]
さらに、前記集積回路を保護するために前記デバイス上面に接着フィルムを貼着するステップを含む態様11に記載の方法。
[態様17]
前記接着フィルムが、前記集積回路の露出された裏面を保護する態様16に記載の方法。
[態様18]
さらに、下にあるEMCおよび前記集積回路裏面への接着性を改良するために前記接着フィルムを硬化させるステップを含む態様16に記載の方法。
[態様19]
前記デバイスが、極薄DFN(dual flat no−lead)またはQFN(quad flat no−lead)パッケージを備える態様11に記載の方法。
[態様20]
前記デバイスが、シリコン露出型の極薄DFN(dual flat no−lead)またはQFN(quad flat no−lead)パッケージを備える態様11に記載の方法。
Claims (7)
- 極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージ構造または極薄QFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージ構造を有するデバイスであって、
接続部を介してリードフレームまたは基板に接続された集積回路と、
前記集積回路の裏面と、前記集積回路が前記リードフレームまたは基板に接続される接続領域とを除き、前記集積回路を取り囲むEMC(エポキシ樹脂成形材料)と、
前記デバイスの上面に貼着され、光放出に起因する漏れから前記デバイスを保護する硬化した接着フィルムと、
を備え、
前記硬化した接着フィルムの上面には、デバイス識別および追跡可能性のために、マークが付けられている、
デバイス。 - 前記集積回路の前記裏面と前記デバイスの上面との間にEMCが存在しない請求項1に記載のデバイス。
- 前記集積回路の前記裏面が、露出されたシリコンを含む請求項1に記載のデバイス。
- 極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージ構造または極薄QFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージ構造を有するデバイスを製造する方法であって、
EMC(エポキシ樹脂成形材料)を用いて、リードフレームまたは基板に接続される集積回路を備えるデバイスを成形するステップと、
デバイス厚さを減少させるために前記デバイス上面でEMCを研削するステップと、
光放出に起因する漏れから前記デバイスを保護する接着フィルムを前記デバイスの上面に貼着して硬化するステップと、
前記硬化した接着フィルムの上面に、デバイス識別および追跡可能性のために、マークを付すステップと、
を含み、
前記デバイス上面でEMCを研削するステップが、前記集積回路の裏面が露出されるまで研削するステップを含む方法。 - 極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージ構造または極薄QFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージ構造を有するデバイスを製造する方法であって、
EMC(エポキシ樹脂成形材料)を用いて、リードフレームまたは基板に接続される集積回路を備えるデバイスを成形するステップと、
デバイス厚さを減少させるために前記デバイス上面でEMCを研削するステップと、
光放出に起因する漏れから前記デバイスを保護する接着フィルムを前記デバイスの上面に貼着して硬化するステップと、
前記硬化した接着フィルムの上面に、デバイス識別および追跡可能性のために、マークを付すステップと、
を含み、
前記デバイス上面でEMCを研削するステップが、前記集積回路の裏面を研削するステップを含む方法。 - 極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージ構造または極薄QFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージ構造を有するデバイスを製造する方法であって、
EMC(エポキシ樹脂成形材料)を用いて、リードフレームまたは基板に接続される集積回路を備えるデバイスを成形するステップと、
デバイス厚さを減少させるために前記デバイス上面でEMCを研削するステップと、
光放出に起因する漏れから前記デバイスを保護する接着フィルムを前記デバイスの上面に貼着して硬化するステップと、
前記硬化した接着フィルムの上面に、デバイス識別および追跡可能性のために、マークを付すステップと、
を含み、
前記デバイス上面でEMCを研削するステップが、所定の集積回路厚さを実現するために前記集積回路の裏面を研削するステップを含む方法。 - 極薄DFN(dual flat no−lead;デュアル・フラット・ノーリード)パッケージ構造または極薄QFN(quad flat no−lead;クアッド・フラット・ノーリード)パッケージ構造を有するデバイスを製造する方法であって、
EMC(エポキシ樹脂成形材料)を用いて、リードフレームまたは基板に接続される集積回路を備えるデバイスを成形するステップと、
デバイス厚さを減少させるために前記デバイス上面でEMCを研削するステップと、
光放出に起因する漏れから前記デバイスを保護する接着フィルムを前記デバイスの上面に貼着して硬化するステップと、
前記硬化した接着フィルムの上面に、デバイス識別および追跡可能性のために、マークを付すステップと、
を含み、
前記デバイス上面でEMCを研削するステップが、前記集積回路の裏面と前記デバイスの上面との間のEMCを除去するステップを含む方法。
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