KR100966975B1 - 반도체 소자의 퓨즈 및 그 형성 방법 - Google Patents
반도체 소자의 퓨즈 및 그 형성 방법 Download PDFInfo
- Publication number
- KR100966975B1 KR100966975B1 KR1020070136955A KR20070136955A KR100966975B1 KR 100966975 B1 KR100966975 B1 KR 100966975B1 KR 1020070136955 A KR1020070136955 A KR 1020070136955A KR 20070136955 A KR20070136955 A KR 20070136955A KR 100966975 B1 KR100966975 B1 KR 100966975B1
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- KR
- South Korea
- Prior art keywords
- fuse
- alloy
- hole
- aluminum
- copper
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000004065 semiconductor Substances 0.000 title claims abstract description 26
- 238000007664 blowing Methods 0.000 claims abstract description 19
- 239000000956 alloy Substances 0.000 claims abstract description 16
- 230000008018 melting Effects 0.000 claims abstract description 11
- 238000002844 melting Methods 0.000 claims abstract description 11
- 229910002058 ternary alloy Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 239000011229 interlayer Substances 0.000 claims description 12
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010410 layer Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000005275 alloying Methods 0.000 claims description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 5
- 229920005591 polysilicon Polymers 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 4
- 238000005530 etching Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 description 4
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910016570 AlCu Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/525—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body with adaptable interconnections
- H01L23/5256—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body with adaptable interconnections comprising fuses, i.e. connections having their state changed from conductive to non-conductive
- H01L23/5258—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body with adaptable interconnections comprising fuses, i.e. connections having their state changed from conductive to non-conductive the change of state resulting from the use of an external beam, e.g. laser beam or ion beam
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
Abstract
Description
Claims (11)
- 하부구조물이 구비된 반도체 기판 상부에 층간 절연막을 형성하는 단계;상기 층간 절연막 상부에 다수의 퓨즈를 형성하는 단계;상기 퓨즈의 블로잉 영역 일부를 식각하여 홀을 형성하되, 상기 홀은 상기 퓨즈의 평면 구조상에서 지그재그(Zigzag)로 위치되도록 하는 단계; 및상기 퓨즈보다 녹는점이 낮은 금속 합금 물질을 사용하여 상기 홀을 매립하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 퓨즈 형성 방법.
- 제 1 항에 있어서,상기 퓨즈는 폴리실리콘, 알루미늄, 구리, 텅스텐 및 이들의 조합 중 선택된 어느 하나를 사용하여 형성하는 것을 특징으로 하는 반도체 소자의 퓨즈 형성 방법.
- 제 1 항에 있어서,상기 홀을 매립하는 단계는 상기 홀을 포함하는 상기 퓨즈의 전체 상부에 상기 금속 합금 물질을 형성한 후 CMP 공정을 수행하는 것을 특징으로 하는 반도체 소자의 퓨즈 형성 방법.
- 삭제
- 제 1 항에 있어서,상기 합금 물질은 구리 합금(Cu Alloy), 알루미늄 합금(Al Alloy), 구리 삼원 합금(Cu Ternary Alloy) 또는 알루미늄 삼원 합금(Al Ternary Alloy) 중 선택된 어느 하나인 것을 특징으로 하는 반도체 소자의 퓨즈 형성 방법.
- 라인 및 스페이스 형태로 배열된 다수의 퓨즈; 및상기 퓨즈의 블로잉 영역에 상기 퓨즈보다 낮은 녹는점을 가지는 합금 물질로 매립된 홀을 포함하며, 상기 홀은 상기 퓨즈의 평면 구조상에서 지그재그(Zigzag)로 위치하는 것을 특징으로 하는 반도체 소자의 퓨즈.
- 제 6 항에 있어서,상기 퓨즈는 폴리실리콘, 알루미늄, 구리, 텅스텐 및 이들의 조합 중 선택된 어느 하나를 사용하여 형성하는 것을 특징으로 하는 반도체 소자의 퓨즈.
- 제 6 항에 있어서,상기 합금 물질은 구리 합금(Cu Alloy), 알루미늄 합금(Al Alloy), 구리 삼원 합금(Cu Ternary Alloy) 또는 알루미늄 삼원 합금(Al Ternary Alloy) 중 선택된 어느 하나인 것을 특징으로 하는 반도체 소자의 퓨즈.
- 제 6 항에 있어서,상기 홀은 원형, 슬릿형, 십자형 또는 박스형으로 형성할 수 있는 것을 특징으로 하는 반도체 소자의 퓨즈.
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070136955A KR100966975B1 (ko) | 2007-12-24 | 2007-12-24 | 반도체 소자의 퓨즈 및 그 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070136955A KR100966975B1 (ko) | 2007-12-24 | 2007-12-24 | 반도체 소자의 퓨즈 및 그 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090069105A KR20090069105A (ko) | 2009-06-29 |
KR100966975B1 true KR100966975B1 (ko) | 2010-06-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070136955A Expired - Fee Related KR100966975B1 (ko) | 2007-12-24 | 2007-12-24 | 반도체 소자의 퓨즈 및 그 형성 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100966975B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000323580A (ja) * | 1999-04-30 | 2000-11-24 | Internatl Business Mach Corp <Ibm> | 放射線により実質的に変えることができる、与えられた導電特性を有する導体およびその作製方法 |
KR20060119065A (ko) * | 2005-05-18 | 2006-11-24 | 주식회사 하이닉스반도체 | 반도체소자의 퓨즈박스 및 그 형성방법 |
JP2007273940A (ja) | 2006-03-07 | 2007-10-18 | Renesas Technology Corp | 半導体装置および電気ヒューズの抵抗値の増加方法 |
-
2007
- 2007-12-24 KR KR1020070136955A patent/KR100966975B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000323580A (ja) * | 1999-04-30 | 2000-11-24 | Internatl Business Mach Corp <Ibm> | 放射線により実質的に変えることができる、与えられた導電特性を有する導体およびその作製方法 |
KR20060119065A (ko) * | 2005-05-18 | 2006-11-24 | 주식회사 하이닉스반도체 | 반도체소자의 퓨즈박스 및 그 형성방법 |
JP2007273940A (ja) | 2006-03-07 | 2007-10-18 | Renesas Technology Corp | 半導体装置および電気ヒューズの抵抗値の増加方法 |
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KR20090069105A (ko) | 2009-06-29 |
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