JP2009016856A - 合併したバイポーラ回路およびcmos回路とその製造法 - Google Patents
合併したバイポーラ回路およびcmos回路とその製造法 Download PDFInfo
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- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
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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
- H01L21/82—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 to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—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 to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8248—Combination of bipolar and field-effect technology
- H01L21/8249—Bipolar and MOS technology
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0623—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with bipolar transistors
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Abstract
【解決手段】BiCMOS集積回路を製造する方法は、バイポーラ・トランジスタのベース領域211とNチヤンネルMOSトランジスタのP形ウエル212とを1つの注入段階で作成する段階と、バイポーラ・トランジスタのコレクタ接触体ウエル213とPチヤンネルMOSトランジスタのN形ウエル208とを1つの注入段階で作成する段階とを有する。
【選択図】図5
Description
(1) バイポーラ・トランジスタのベース領域とNチヤンネルMOSトランジスタのP形ウエルとを1つの注入段階で作成する段階と、
バイポーラ・トランジスタのコレクタ接触体ウエルとPチヤンネルMOSトランジスタのN形ウエルとを1つの注入段階で作成する段階と、
を有する、BiCMOS集積回路を製造する方法。
(2) 少量の不純物が添加された半導体基板の中にN形コレクタ領域を作成する段階と、
複数個のP形ウエルを作成する段階であって、前記複数個のP形ウエルの少なくとも1つが前記コレクタ領域と前記半導体基板の表面との間に配置されたベース領域を形成し、前記ベース領域が前記コレクタ領域に隣接しおよび前記表面にまで延長され、前記複数個のP形ウエルの少なくとも1つがNチヤンネルMOSウエルを形成する、複数個のP形ウエルを作成する前記段階と、
複数個のN形ウエルを作成する段階であって、前記複数個のN形ウエルの少なくとも1つが前記コレクタ領域と前記半導体基板の前記表面との間に配置されたコレクタ接触体ウエルを形成し、前記コレクタ接触体ウエルが前記コレクタ領域に隣接しおよび前記表面にまで延長され、さらに前記コレクタ接触体ウエルが前記ベース領域と前記NチヤンネルMOSウエルとの間に配置され、前記複数個のN形ウエルの少なくとも1つがPチヤンネルMOSウエルを形成する、複数個のN形ウエルを作成する前記段階と、
前記ベース領域に隣接しおよび前記表面にまで延長されたエミッタ領域を作成する段階と、
を有する、BiCMOS集積回路を製造する方法。
(4) 第2項記載の方法において、前記N形ウエルの中および前記ベース領域の一部分の中にN形添加不純物を注入する段階をさらに有する、前記方法。
(5) 第4項記載の方法において、前記N形ウエルの中および前記ベース領域の一部分の中にN形添加不純物を注入する段階をさらに有する、前記方法。
前記コレクタ領域と前記半導体基板の表面との間に配置され、前記コレクタ領域に隣接しおよび前記表面にまで延長して配置された、ベース領域と、
前記ベース領域に隣接しおよび前記表面にまで延長して配置されたエミッタ領域と、
前記コレクタ領域と前記ベース領域とに隣接しおよび前記表面にまで延長して配置され、前記第1添加不純物分布の添加不純物濃度よりも小さな添加不純物濃度により特徴付けられる添加不純物分布を有する、ウエル領域と、
を有するバイポーラ・トランジスタ。
(8) 第6項記載のトランジスタにおいて、前記ベース領域が前記エミッタ領域に隣接する領域の中の小さな添加不純物濃度により特徴付けられる、前記トランジスタ。
(9)(a) コレクタ・ウエル接触体領域を有するバイポーラ・トランジスタと、
(b) N形ウエル領域の中に作成されたソース接触体およびドレイン接触体を有し、前記コレクタ・ウエル接触体領域および前記N形ウエル領域が実質的に同じ添加不純物分布を有する、MOSトランジスタと、
を有するBiCMOS集積回路。
前記コレクタ領域と前記半導体基板との間に配置され、前記コレクタ領域に隣接しおよび前記表面にまで延長され、およびさらに第2添加不純物分布を有する、ベース領域と、
前記ベース領域に隣接しおよび前記表面にまで延長された、エミッタ領域と、
前記コレクタ領域と前記ベース領域とに隣接しおよび前記表面にまで延長されて配置され、前記コレクタ接触体ウエルが第3添加不純物を有し、第3添加不純物分布が前記第1添加不純物分布よりは小さな添加不純物濃度により特徴付けられる、コレクタ接触体ウエル領域と、
を有するバイポーラ・トランジスタと、
(b) 前記第2添加不純物分布を有する不純物が添加されたウエル領域の中に作成されたソース接触体およびドレイン接触体を有する、NチヤンネルMOSトランジスタと、
(c) 前記第3添加不純物分布を有するウエル領域の中に作成されたソース接触体およびドレイン接触体を有する、PチヤンネルMOSトランジスタと、
を有するBiCMOS集積回路。
(11) 第10項記載の集積回路において、前記ベース領域が前記エミッタ領域に隣接した小さな添加不純物濃度の領域を有する、前記集積回路。
208 N形ウエル
212 P形ウエル
213 コレクタ接触体ウエル
Claims (8)
- P形ウエルに形成されたNチヤンネルMOSトランジスタと、
N形ウエルに形成されたPチヤンネルMOSトランジスタと、
N形の埋め込みコレクタ領域と、前記P形ウエルと同時に形成されたPベース領域と、前記N形ウエルと同時に形成され、前記埋め込みコレクタ領域に接触し、前記Pベース領域に隣接するN形のコレクタ接触体ウエル領域とを含むNPNバイポーラ・トランジスタとを
有するBiCMOS集積回路。 - 前記Pベース領域が前記埋め込みコレクタ領域に接触するように形成された、請求項1に記載のBiCMOS集積回路。
- 前記N形のコレクタ接触体ウエル領域が前記P形ウエルを環状に取り囲むように形成された、請求項1及至2のいずれか一つに記載のBiCMOS集積回路。
- 前記NチヤンネルMOSトランジスタのソース/ドレイン領域と、前記NPNバイポーラのエミッタが同時に形成された、請求項1及至3のいずれか一つに記載のBiCMOS集積回路。
- 前記PチヤンネルMOSトランジスタのソース/ドレイン領域と、前記NPNバイポーラのベース接触体が同時に形成された、請求項1及至4のいずれか一つに記載のBiCMOS集積回路。
- 前記P形ウエルおよび前記Pベース領域に対しVTN注入が行われた、請求項1及至5のいずれか一つに記載のBiCMOS集積回路。
- 前記VTN注入が、前記NPNバイポーラ・トランジスタのエミッタを除く前記Pベース領域に対し行われた、請求項6に記載のBiCMOS集積回路。
- 前記N形ウエルおよび前記NPNバイポーラ・トランジスタのエミッタに対しVTP注入が行われた、請求項1及至7のいずれか一つに記載のBiCMOS集積回路。
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US079444 | 1987-07-30 | ||
US7944498P | 1998-03-26 | 1998-03-26 |
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JP11084394A Division JPH11312746A (ja) | 1998-03-26 | 1999-03-26 | 合併したバイポ―ラ回路およびcmos回路とその製造法 |
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JP5089529B2 JP5089529B2 (ja) | 2012-12-05 |
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JP11084394A Pending JPH11312746A (ja) | 1998-03-26 | 1999-03-26 | 合併したバイポ―ラ回路およびcmos回路とその製造法 |
JP2008212623A Expired - Lifetime JP5089529B2 (ja) | 1998-03-26 | 2008-08-21 | BiCMOS集積回路 |
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- 1999-03-26 JP JP11084394A patent/JPH11312746A/ja active Pending
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Cited By (2)
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JP2011108971A (ja) * | 2009-11-20 | 2011-06-02 | Renesas Electronics Corp | 半導体装置およびその製造方法 |
US8507339B2 (en) | 2009-11-20 | 2013-08-13 | Renesas Electronics Corporation | BiCMOS device |
Also Published As
Publication number | Publication date |
---|---|
JP5089529B2 (ja) | 2012-12-05 |
JPH11312746A (ja) | 1999-11-09 |
US6352887B1 (en) | 2002-03-05 |
EP0948046A1 (en) | 1999-10-06 |
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