JP2020501359A - 半導体ウエハーをプラズマ・ダイシングするための方法および装置 - Google Patents
半導体ウエハーをプラズマ・ダイシングするための方法および装置 Download PDFInfo
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Classifications
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- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32458—Vessel
- H01J37/32477—Vessel characterised by the means for protecting vessels or internal parts, e.g. coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32715—Workpiece holder
-
- 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
- H01L21/18—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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
-
- 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
- H01L21/67092—Apparatus for mechanical treatment
-
- 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
- H01L21/683—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 for supporting or gripping
- H01L21/6831—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 for supporting or gripping using electrostatic chucks
-
- 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
- H01L21/683—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 for supporting or gripping
- H01L21/6835—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 for supporting or gripping using temporarily an auxiliary support
- H01L21/6836—Wafer tapes, e.g. grinding or dicing support tapes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- 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
- H01L23/3157—Partial encapsulation or coating
- H01L23/3171—Partial encapsulation or coating the coating being directly applied to the semiconductor body, e.g. passivation layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—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
- 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
- H01L2221/68327—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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- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Dicing (AREA)
- Drying Of Semiconductors (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
Description
本出願は、所有者が共通する「METHOD AND APPARATUS FOR PLASMA DICING A SEMI−CONDUCTOR WAFER」という標題の2016年11月30日に出願された米国仮特許出願第62/428,078号明細書からの優先権を主張し、また、その米国仮特許出願第62/428,078号明細書に関連し、この仮特許出願は、参照により本明細書に組み込まれている。
1) 破損およびチッピングが低減される。
2) 切り口寸法が、20ミクロンよりも十分に下方まで低減され得る。
3) ダイの数が増加するにつれて、加工時間はそれほど増加しない。
4) 加工時間は、より薄いウエハーに関して低減される。
5) ダイ・トポロジーは、直線的なフォーマットに限定されない。
Claims (25)
- 基板をダイシングする方法であって、前記方法は、
プラズマ供給源を有するプラズマ・プロセス・チャンバーを提供するステップと、
前記プラズマ・プロセス・チャンバーの中にワーク・ピース・サポートを提供するステップと、
上部表面および底部表面を有する前記基板を提供するステップであって、前記基板の前記上部表面は、複数のストリート・エリアおよび少なくとも1つのデバイス構造体を有している、ステップと、
フレームの上のサポート・フィルムの上に前記基板を設置し、ワーク・ピースを形成するステップと、
前記ワーク・ピース・サポートの上に前記ワーク・ピースを設置するステップと、
前記プラズマ・プロセス・チャンバーの中の前記プラズマ供給源からプラズマを発生させるステップと、
発生させられた前記プラズマ、および、前記サポート・フィルムが発生させられた前記プラズマに露出されている間に前記サポート・フィルムから発生させられる副生成物を使用して、前記ワーク・ピースを加工するステップと
を含む、方法。 - 前記基板は、化合物半導体をさらに含む、請求項1に記載の方法。
- 前記方法は、前記加工するステップの間に前記基板の上の前記少なくとも1つのデバイス構造体を保護するステップをさらに含む、請求項1に記載の方法。
- 前記基板の前記複数のストリートのうちの少なくとも1つは、前記基板の縁部に交差している、請求項1に記載の方法。
- 前記基板は、前記サポート・フィルムに接着されている、請求項1に記載の方法。
- 前記サポート・フィルムは、炭素含有層をさらに含む、請求項5に記載の方法。
- 前記サポート・フィルムは、複数の層をさらに含む、請求項1に記載の方法。
- 前記サポート・フィルムは、接着剤層をさらに含む、請求項7に記載の方法。
- 基板をダイシングする方法であって、前記方法は、
プラズマ供給源を有するプラズマ・プロセス・チャンバーを提供するステップと、
前記プラズマ・プロセス・チャンバーの中にワーク・ピース・サポートを提供するステップと、
上部表面および底部表面を有する前記基板を提供するステップであって、前記基板の前記上部表面は、複数のストリート・エリアおよび少なくとも1つのデバイス構造体を有している、ステップと、
フレームの上のサポート・フィルムの上に前記基板を設置し、ワーク・ピースを形成するステップと、
前記ワーク・ピース・サポートの上に前記ワーク・ピースを設置するステップと、
前記プラズマ・プロセス・チャンバーの中の前記プラズマ供給源からプラズマを発生させるステップと、
発生させられた前記プラズマを使用して、前記ワーク・ピースの前記基板の表面をエッチングし、前記基板前記表面から材料を除去し、露出された表面を提供するステップと、
発生させられた前記プラズマに露出される前記サポート・フィルムから発生させられる副生成物を含むパッシベーション層を、前記エッチングするステップにおいて露出された前記表面の上に堆積させるステップと
を含む、方法。 - 前記エッチングするステップは、異方性エッチングである、請求項9に記載の方法。
- 前記基板は、化合物半導体をさらに含む、請求項9に記載の方法。
- 前記方法は、前記加工するステップの間に前記基板の上の前記少なくとも1つのデバイス構造体を保護するステップをさらに含む、請求項9に記載の方法。
- 前記基板の前記複数のストリートのうちの少なくとも1つは、前記基板の縁部に交差している、請求項9に記載の方法。
- 前記基板は、前記サポート・フィルムに接着されている、請求項9に記載の方法。
- 前記サポート・フィルムは、炭素含有層をさらに含む、請求項14に記載の方法。
- 前記サポート・フィルムは、複数の層をさらに含む、請求項9に記載の方法。
- 前記サポート・フィルムは、接着剤層をさらに含む、請求項16に記載の方法。
- 基板をダイシングする方法であって、前記方法は、
プラズマ供給源を有するプラズマ・プロセス・チャンバーを提供するステップと、
前記プラズマ・プロセス・チャンバーの中にワーク・ピース・サポートを提供するステップと、
上部表面および底部表面を有する前記基板を提供するステップであって、前記基板の前記上部表面は、複数のストリート・エリアおよび少なくとも1つのデバイス構造体を有している、ステップと、
フレームの上のサポート・フィルムの上に前記基板を設置し、ワーク・ピースを形成するステップと、
前記ワーク・ピース・サポートの上に前記ワーク・ピースを設置するステップと、
前記プラズマ・プロセス・チャンバーの中の前記プラズマ供給源からプラズマを発生させるステップと、
プラズマ・エッチング・ガス、および、発生させられた前記プラズマに露出される前記サポート・フィルムから発生させられる副生成物を使用して、前記ワーク・ピースの前記基板の表面をエッチングし、前記基板前記表面から材料を除去し、露出された表面を提供するステップと
を含む、方法。 - 前記基板は、化合物半導体をさらに含む、請求項18に記載の方法。
- 前記方法は、前記加工するステップの間に前記基板の上の前記少なくとも1つのデバイス構造体を保護するステップをさらに含む、請求項18に記載の方法。
- 前記基板の前記複数のストリートのうちの少なくとも1つは、前記基板の縁部に交差している、請求項18に記載の方法。
- 前記基板は、前記サポート・フィルムに接着されている、請求項18に記載の方法。
- 前記サポート・フィルムは、炭素含有層をさらに含む、請求項22に記載の方法。
- 前記サポート・フィルムは、複数の層をさらに含む、請求項18に記載の方法。
- 前記サポート・フィルムは、接着剤層をさらに含む、請求項24に記載の方法。
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