JP6649890B2 - バックコンバータのためのモノリシックに集積されたトランジスタ - Google Patents
バックコンバータのためのモノリシックに集積されたトランジスタ Download PDFInfo
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- 239000000758 substrate Substances 0.000 claims description 37
- 239000002184 metal Substances 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 15
- 229910044991 metal oxide Inorganic materials 0.000 claims description 6
- 150000004706 metal oxides Chemical class 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000003071 parasitic effect Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
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- H01L29/7835—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with asymmetrical source and drain regions, e.g. lateral high-voltage MISFETs with drain offset region, extended drain MISFETs
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
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Description
Claims (14)
- 集積回路であって、
第1の面と前記第1の面と対向する第1の面とを有する基板と、
横方向拡散された金属酸化物半導体(LDMOS)トランジスタを含むハイサイドトランジスタと、
前記基板の第1の面に沿ったドレインと、前記基板の第2の面に沿ったソースと、前記基板の第1の面と第2の面との間の垂直区分に沿ったチャネル領域とを含むローサイドトランジスタと、
前記ハイサイドトランジスタと前記ローサイドトランジスタのソースとの間に位置するnドープされたウェルと、
前記ローサイドトランジスタのドレインと前記ハイサイドトランジスタのソースとをスイッチノードで結合する金属層と、
を含む、集積回路。 - 請求項1に記載の集積回路であって、
前記ローサイドトランジスタのドレインが前記基板の第1の面に沿ったLDD領域を含む、集積回路。 - 請求項2に記載の集積回路であって、
前記基板の第1の面から前記基板の中に延在して前記LDD領域と前記nドープされたウェルとの間に介在するフィールドプレートを更に含む、集積回路。 - 請求項1に記載の集積回路であって、
前記LDMOSトランジスタが、前記nドープされたウェル内のpドープされた領域と、前記pドープされた領域内のnドープされたソース領域とを含む、集積回路。 - 請求項4に記載の集積回路であって、
前記pドープされた領域と前記nドープされたウェルと前記基板とが、前記ハイサイドトランジスタのソースと前記ローサイドトランジスタのソースとの間にp−n−p構造を形成する、集積回路。 - 請求項1に記載の集積回路であって、
前記nドープされたウェルと前記基板の第2の面との間に分離層を更に含む、集積回路。 - 請求項1に記載の集積回路であって、
前記金属層を前記ローサイドトランジスタのドレインに接続する第1のビアと、
前記金属層を前記ハイサイドトランジスタのソースに接続する第2のビアと、
を更に含む、集積回路。 - バックコンバータであって、
集積回路であって、
第1の面と前記第1の面と対向する第1の面とを有する基板と、
横方向拡散された金属酸化物半導体(LDMOS)トランジスタを含むハイサイドトランジスタと、
前記基板の第1の面に沿ったドレインと、前記基板の第2の面に沿ったソースと、前記基板の第1の面と第2の面との間の垂直区分に沿ったチャネル領域とを含むローサイドトランジスタと、
前記ハイサイドトランジスタと前記ローサイドトランジスタのソースとの間に位置するnドープされたウェルと、
前記ローサイドトランジスタのドレインと前記ハイサイドトランジスタのソースとをスイッチノードで結合する金属層と、
を含む、
前記集積回路を含む、バックコンバータ。 - 請求項8に記載のバックコンバータであって、
前記ローサイドトランジスタのドレインが前記基板の第1の面に沿ったLDD領域を含む、バックコンバータ。 - 請求項9に記載のバックコンバータであって、
前記集積回路が、前記基板の第1の面から前記基板の中に延在して前記LDD領域と前記nドープされたウェルとの間に介在するフィールドプレートを更に含む、バックコンバータ。 - 請求項8に記載のバックコンバータであって、
前記LDMOSトランジスタが、前記nドープされたウェル内のpドープされた領域と、前記pドープされた領域内のnドープされたソース領域とを含む、バックコンバータ。 - 請求項11に記載のバックコンバータであって、
前記pドープされた領域と前記nドープされたウェルと前記基板とが、前記ハイサイドトランジスタのソースと前記ローサイドトランジスタのソースとの間にp−n−p構造を形成する、バックコンバータ。 - 請求項8に記載のバックコンバータであって、
前記集積回路が、前記nドープされたウェルと前記基板の第2の面との間に分離層を更に含む、バックコンバータ。 - 請求項8に記載のバックコンバータであって、
前記集積回路が、前記金属層を前記ローサイドトランジスタのドレインに接続する第1のビアと、前記金属層を前記ハイサイドトランジスタのソースに接続する第2のビアとを更に含む、バックコンバータ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461933717P | 2014-01-30 | 2014-01-30 | |
US61/933,717 | 2014-01-30 | ||
US14/608,391 US9646965B2 (en) | 2014-01-30 | 2015-01-29 | Monolithically integrated transistors for a buck converter using source down MOSFET |
US14/608,391 | 2015-01-29 | ||
PCT/US2015/013989 WO2015117038A1 (en) | 2014-01-30 | 2015-01-30 | Monolithic ally integrated transistors for a buck converter |
Publications (3)
Publication Number | Publication Date |
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JP2017510062A JP2017510062A (ja) | 2017-04-06 |
JP2017510062A5 JP2017510062A5 (ja) | 2018-03-08 |
JP6649890B2 true JP6649890B2 (ja) | 2020-02-19 |
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JP6326858B2 (ja) * | 2014-02-24 | 2018-05-23 | セイコーエプソン株式会社 | 半導体装置およびその製造方法 |
EP3144974B1 (en) * | 2015-09-18 | 2022-01-26 | Ampleon Netherlands B.V. | Semiconductor device |
CN105552075B (zh) * | 2016-01-22 | 2018-06-22 | 成都芯源系统有限公司 | 一种减少系统环路寄生电感的半导体器件 |
US10319712B2 (en) | 2016-11-10 | 2019-06-11 | Texas Instruments Incorporated | Integrated transistor and protection diode and fabrication method |
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JP4023062B2 (ja) * | 2000-03-03 | 2007-12-19 | 松下電器産業株式会社 | 半導体装置 |
US7074659B2 (en) | 2003-11-13 | 2006-07-11 | Volterra Semiconductor Corporation | Method of fabricating a lateral double-diffused MOSFET (LDMOS) transistor |
JP4212551B2 (ja) * | 2003-12-18 | 2009-01-21 | 株式会社東芝 | 半導体集積回路装置 |
US7566931B2 (en) | 2005-04-18 | 2009-07-28 | Fairchild Semiconductor Corporation | Monolithically-integrated buck converter |
US7235845B2 (en) * | 2005-08-12 | 2007-06-26 | Ciclon Semiconductor Device Corp. | Power LDMOS transistor |
US7768064B2 (en) | 2006-01-05 | 2010-08-03 | Fairchild Semiconductor Corporation | Structure and method for improving shielded gate field effect transistors |
US7554154B2 (en) * | 2006-07-28 | 2009-06-30 | Alpha Omega Semiconductor, Ltd. | Bottom source LDMOSFET structure and method |
CN101378075B (zh) * | 2007-08-31 | 2012-10-31 | 谭健 | Ldmos及集成ldmos与cmos的半导体器件 |
US8026549B2 (en) * | 2008-10-31 | 2011-09-27 | United Microelectronics Corp. | LDMOS with N-type isolation ring and method of fabricating the same |
US8168490B2 (en) * | 2008-12-23 | 2012-05-01 | Intersil Americas, Inc. | Co-packaging approach for power converters based on planar devices, structure and method |
US20100171543A1 (en) * | 2009-01-08 | 2010-07-08 | Ciclon Semiconductor Device Corp. | Packaged power switching device |
JP2011049394A (ja) * | 2009-08-27 | 2011-03-10 | Toshiba Corp | 半導体装置およびその製造方法 |
US8362555B2 (en) | 2009-11-24 | 2013-01-29 | Intersil Americas Inc. | Voltage converter and systems including same |
US20110210956A1 (en) * | 2010-02-26 | 2011-09-01 | Dev Alok Girdhar | Current sensor for a semiconductor device and system |
JP5584090B2 (ja) | 2010-10-22 | 2014-09-03 | トランスフォーム・ジャパン株式会社 | Dc−dcコンバータ |
JP5605241B2 (ja) * | 2011-01-27 | 2014-10-15 | 富士通セミコンダクター株式会社 | Mosトランジスタおよび半導体集積回路装置の製造方法 |
JP2012238741A (ja) * | 2011-05-12 | 2012-12-06 | Panasonic Corp | 半導体装置及びその製造方法 |
JP5692379B2 (ja) * | 2011-06-30 | 2015-04-01 | 富士電機株式会社 | 半導体装置の製造方法 |
JP2013168487A (ja) * | 2012-02-15 | 2013-08-29 | Renesas Electronics Corp | 半導体装置の製造方法および半導体装置 |
US20130270636A1 (en) * | 2012-04-17 | 2013-10-17 | Broadcom Corporation | Transistor Having An Isolated Body For High Voltage Operation |
CN103545363B (zh) * | 2012-07-09 | 2016-04-13 | 上海华虹宏力半导体制造有限公司 | P型ldmos器件及其制造方法 |
US8674440B2 (en) * | 2012-07-31 | 2014-03-18 | Io Semiconductor Inc. | Power device integration on a common substrate |
KR101957529B1 (ko) * | 2013-06-28 | 2019-03-13 | 매그나칩 반도체 유한회사 | 반도체 패키지 |
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