JP2010027709A5 - - Google Patents
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- Publication number
- JP2010027709A5 JP2010027709A5 JP2008184723A JP2008184723A JP2010027709A5 JP 2010027709 A5 JP2010027709 A5 JP 2010027709A5 JP 2008184723 A JP2008184723 A JP 2008184723A JP 2008184723 A JP2008184723 A JP 2008184723A JP 2010027709 A5 JP2010027709 A5 JP 2010027709A5
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- layer
- semiconductor
- drain
- conductivity type
- 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.)
- Granted
Links
- 239000010410 layer Substances 0.000 claims 18
- 239000004065 semiconductor Substances 0.000 claims 9
- 230000001939 inductive effect Effects 0.000 claims 4
- 239000002344 surface layer Substances 0.000 claims 2
- 239000012535 impurity Substances 0.000 claims 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008184723A JP4762274B2 (ja) | 2008-07-16 | 2008-07-16 | 半導体装置 |
| US12/500,015 US8253398B2 (en) | 2008-07-16 | 2009-07-09 | Semiconductor device |
| US13/461,918 US20120212198A1 (en) | 2008-07-16 | 2012-05-02 | Semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008184723A JP4762274B2 (ja) | 2008-07-16 | 2008-07-16 | 半導体装置 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010227297A Division JP5259671B2 (ja) | 2010-10-07 | 2010-10-07 | 半導体装置 |
| JP2011119160A Division JP5121976B2 (ja) | 2011-05-27 | 2011-05-27 | 半導体装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010027709A JP2010027709A (ja) | 2010-02-04 |
| JP2010027709A5 true JP2010027709A5 (https=) | 2010-11-25 |
| JP4762274B2 JP4762274B2 (ja) | 2011-08-31 |
Family
ID=41529748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008184723A Expired - Fee Related JP4762274B2 (ja) | 2008-07-16 | 2008-07-16 | 半導体装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US8253398B2 (https=) |
| JP (1) | JP4762274B2 (https=) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4995873B2 (ja) * | 2009-08-05 | 2012-08-08 | 株式会社東芝 | 半導体装置及び電源回路 |
| JP2011100953A (ja) * | 2009-11-09 | 2011-05-19 | Toshiba Corp | 半導体装置およびdc−dcコンバータ |
| JP2011198921A (ja) * | 2010-03-18 | 2011-10-06 | Toshiba Corp | 静電サージ保護回路、dc−dcコンバータ制御回路及びdc−dcコンバータ |
| DE102010013353A1 (de) * | 2010-03-30 | 2011-10-06 | Texas Instruments Deutschland Gmbh | Schaltwandler-Steuerschaltung |
| JP5676961B2 (ja) * | 2010-07-30 | 2015-02-25 | スパンション エルエルシー | 電源の制御回路、電子機器及び電源の制御方法 |
| FR2964274B1 (fr) * | 2010-08-26 | 2013-06-28 | St Microelectronics Sa | Convertisseur a decoupage |
| JP5552691B2 (ja) | 2010-10-28 | 2014-07-16 | トランスフォーム・ジャパン株式会社 | レギュレータ回路 |
| JP5121976B2 (ja) * | 2011-05-27 | 2013-01-16 | 株式会社東芝 | 半導体装置 |
| EP2624426A1 (en) * | 2012-02-03 | 2013-08-07 | Dialog Semiconductor GmbH | Protection of an N-channel transistor |
| CN104969342B (zh) * | 2013-03-01 | 2019-03-01 | 富士电机株式会社 | 半导体装置 |
| US9048734B2 (en) * | 2013-03-01 | 2015-06-02 | Analog Devices Global | Negative current protection system for low side switching converter FET |
| WO2014144733A1 (en) * | 2013-03-15 | 2014-09-18 | Volterra Semiconductor Corporation | Voltage regulators with multiple transistors |
| KR101529149B1 (ko) * | 2013-09-02 | 2015-06-17 | 엘에스산전 주식회사 | 게이트 구동 장치 |
| US9653996B2 (en) * | 2013-10-28 | 2017-05-16 | Infineon Technologies Americas Corp. | Adaptive off time control scheme for semi-resonant and hybrid converters |
| US9825521B2 (en) * | 2014-08-22 | 2017-11-21 | Texas Instruments Incorporated | Method and apparatus for inductive-kick protection clamp during discontinuous conduction mode operation |
| JP6368196B2 (ja) * | 2014-08-28 | 2018-08-01 | ローム株式会社 | 降圧dc/dcコンバータおよびそのコントロールic、オフィス用通信機器、電動自転車 |
| US9537400B2 (en) * | 2014-08-29 | 2017-01-03 | Infineon Technologies Austria Ag | Switching converter with dead time between switching of switches |
| CN104779782B (zh) * | 2015-04-17 | 2017-06-20 | 华为技术有限公司 | 一种电压转换电路 |
| US10193442B2 (en) | 2016-02-09 | 2019-01-29 | Faraday Semi, LLC | Chip embedded power converters |
| US9998020B2 (en) * | 2016-04-29 | 2018-06-12 | Infineon Technologies Austria Ag | Method and apparatus for efficient switching in semi-resonant power converters |
| US9899930B2 (en) * | 2016-05-13 | 2018-02-20 | Infineon Technologies Austria Ag | Method and apparatus for phase alignment in semi-resonant power converters to avoid switching of power switches having negative current flow |
| US9806621B1 (en) | 2016-05-13 | 2017-10-31 | Infineon Technologies Austria Ag | Method and apparatus for phase alignment in semi-resonant power converters |
| US10079539B2 (en) * | 2017-02-01 | 2018-09-18 | Dialog Semiconductor (Uk) Limited | Power supply protection circuit |
| US11201543B2 (en) * | 2018-11-01 | 2021-12-14 | Texas Instruments Incorporated | Methods and apparatus to improve the safe operating area of switched mode power supplies |
| US10504848B1 (en) | 2019-02-19 | 2019-12-10 | Faraday Semi, Inc. | Chip embedded integrated voltage regulator |
| US10581426B1 (en) * | 2019-03-11 | 2020-03-03 | Texas Instruments Incorporated | Source down power FET with integrated temperature sensor |
| US11069624B2 (en) | 2019-04-17 | 2021-07-20 | Faraday Semi, Inc. | Electrical devices and methods of manufacture |
| KR102685570B1 (ko) * | 2019-12-23 | 2024-07-16 | 삼성전자주식회사 | 주파수 제한 회로 및 이를 포함하는 dc-dc 컨버터 |
| US11063516B1 (en) | 2020-07-29 | 2021-07-13 | Faraday Semi, Inc. | Power converters with bootstrap |
| WO2023100509A1 (ja) * | 2021-12-03 | 2023-06-08 | ローム株式会社 | スイッチング電源装置、スイッチ制御装置、車載機器、及び車両 |
| JPWO2023100508A1 (https=) * | 2021-12-03 | 2023-06-08 | ||
| JP7674301B2 (ja) | 2022-04-07 | 2025-05-09 | 株式会社デンソー | スイッチング回路 |
| US11990839B2 (en) | 2022-06-21 | 2024-05-21 | Faraday Semi, Inc. | Power converters with large duty cycles |
| TWI842266B (zh) * | 2022-12-12 | 2024-05-11 | 茂達電子股份有限公司 | 具過電壓保護機制的電源轉換器 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03225952A (ja) * | 1990-01-31 | 1991-10-04 | Sanyo Electric Co Ltd | 半導体集積回路 |
| JPH03278570A (ja) * | 1990-03-28 | 1991-12-10 | Nec Corp | 半導体装置およびその製造方法 |
| US5481178A (en) * | 1993-03-23 | 1996-01-02 | Linear Technology Corporation | Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit |
| JP3566634B2 (ja) * | 2000-08-16 | 2004-09-15 | インターナショナル・ビジネス・マシーンズ・コーポレーション | Dc/dcコンバータ |
| JP2002084742A (ja) * | 2000-09-04 | 2002-03-22 | Sharp Corp | 降圧dcdcコンバータの過電流保護動作制御方法、降圧dcdcコンバータの過電流保護動作判定集積回路、降圧dcdcコンバータの過電流保護動作判定回路モジュールおよび降圧dcdcコンバータの制御集積回路並びにコンピュータ用の基板 |
| JP4150496B2 (ja) * | 2000-12-28 | 2008-09-17 | 株式会社日立製作所 | 半導体装置及びその製造方法 |
| US6707281B2 (en) * | 2002-06-28 | 2004-03-16 | Intel Corporation | Method and apparatus for operating a voltage regulator based on inductor current detection |
| US7026795B2 (en) * | 2003-07-09 | 2006-04-11 | Advanced Analogic Technologies, Inc. | Method for pulse modulation control of switching regulators |
| JP4337469B2 (ja) * | 2003-08-19 | 2009-09-30 | 富士電機デバイステクノロジー株式会社 | Dc−dcコンバータの電流検出方法及び電流検出装置 |
| JP2005295360A (ja) * | 2004-04-02 | 2005-10-20 | Toshiba Corp | 電流検出回路およびそれを用いた半導体集積装置、レギュレータ装置 |
| JP2005304210A (ja) * | 2004-04-14 | 2005-10-27 | Renesas Technology Corp | 電源ドライバ装置及びスイッチング電源装置 |
| US7148663B2 (en) * | 2004-04-28 | 2006-12-12 | Matsushita Electric Industrial Co., Ltd. | Switching power supply circuit |
| JP4534223B2 (ja) * | 2004-04-30 | 2010-09-01 | ミネベア株式会社 | Dc−dcコンバータ |
| JP2006049341A (ja) * | 2004-07-30 | 2006-02-16 | Renesas Technology Corp | 半導体装置およびその製造方法 |
| JP4005999B2 (ja) * | 2004-10-25 | 2007-11-14 | 株式会社東芝 | 半導体装置 |
| JP2006333595A (ja) * | 2005-05-25 | 2006-12-07 | Fuji Electric Device Technology Co Ltd | 端子保護回路 |
| JP4708976B2 (ja) * | 2005-11-22 | 2011-06-22 | 株式会社リコー | 同期整流型スイッチングレギュレータ、同期整流型スイッチングレギュレータの制御回路及び同期整流型スイッチングレギュレータの動作制御方法 |
| JP4739059B2 (ja) * | 2006-02-23 | 2011-08-03 | ルネサスエレクトロニクス株式会社 | Dc/dcコンバータ用半導体装置 |
| JP4929856B2 (ja) * | 2006-06-08 | 2012-05-09 | トヨタ自動車株式会社 | スイッチング素子制御装置 |
| JP4992359B2 (ja) * | 2006-09-15 | 2012-08-08 | 富士電機株式会社 | 表示駆動装置 |
| JP5070922B2 (ja) | 2007-05-10 | 2012-11-14 | ヤマハ株式会社 | 自動演奏ピアノにおける駆動ユニットの取り付け構造 |
| US7994769B2 (en) * | 2007-11-29 | 2011-08-09 | Rohm Co., Ltd. | Switching regulator and control circuit thereof |
| JP5609210B2 (ja) * | 2010-03-31 | 2014-10-22 | 富士通セミコンダクター株式会社 | 電源装置、制御回路及び電源装置の制御方法 |
-
2008
- 2008-07-16 JP JP2008184723A patent/JP4762274B2/ja not_active Expired - Fee Related
-
2009
- 2009-07-09 US US12/500,015 patent/US8253398B2/en not_active Expired - Fee Related
-
2012
- 2012-05-02 US US13/461,918 patent/US20120212198A1/en not_active Abandoned
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