CN101247086A - 加法器以及电流方式型开关调节器 - Google Patents
加法器以及电流方式型开关调节器 Download PDFInfo
- Publication number
- CN101247086A CN101247086A CNA2008100881812A CN200810088181A CN101247086A CN 101247086 A CN101247086 A CN 101247086A CN A2008100881812 A CNA2008100881812 A CN A2008100881812A CN 200810088181 A CN200810088181 A CN 200810088181A CN 101247086 A CN101247086 A CN 101247086A
- Authority
- CN
- China
- Prior art keywords
- voltage
- channel transistor
- converter
- current
- electric current
- 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
- 238000001514 detection method Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 9
- 238000012937 correction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000007792 addition Methods 0.000 description 21
- 238000013138 pruning Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 7
- 230000007704 transition Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000004224 protection Effects 0.000 description 4
- 241001125929 Trisopterus luscus Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/14—Arrangements for performing computing operations, e.g. operational amplifiers for addition or subtraction
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/24—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
-
- H—ELECTRICITY
- 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
- H02M3/155—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 using semiconductor devices only
- H02M3/156—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 using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- H—ELECTRICITY
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Nonlinear Science (AREA)
- Automation & Control Theory (AREA)
- Radar, Positioning & Navigation (AREA)
- Electromagnetism (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-037222 | 2007-02-17 | ||
JP2007037222A JP5191671B2 (ja) | 2007-02-17 | 2007-02-17 | 加算器及び電流モード型スイッチングレギュレータ |
JP2007037222 | 2007-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101247086A true CN101247086A (zh) | 2008-08-20 |
CN101247086B CN101247086B (zh) | 2013-01-16 |
Family
ID=39783140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100881812A Expired - Fee Related CN101247086B (zh) | 2007-02-17 | 2008-02-15 | 加法器以及电流方式型开关调节器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7615973B2 (zh) |
JP (1) | JP5191671B2 (zh) |
KR (1) | KR101353893B1 (zh) |
CN (1) | CN101247086B (zh) |
TW (1) | TWI427907B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104065268A (zh) * | 2014-06-17 | 2014-09-24 | 华为技术有限公司 | 一种片上供电网络 |
WO2015131391A1 (en) * | 2014-03-07 | 2015-09-11 | Nokia Technologies Oy | Device and method for current sensing and power supply modulator using the same |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5169333B2 (ja) * | 2008-03-07 | 2013-03-27 | 株式会社リコー | 電流モード制御型スイッチングレギュレータ |
US7714547B2 (en) * | 2008-08-08 | 2010-05-11 | Semtech Corporation | Method and apparatus for constant on-time switch mode converters |
US9106203B2 (en) | 2008-09-27 | 2015-08-11 | Witricity Corporation | Secure wireless energy transfer in medical applications |
US8358117B1 (en) | 2009-05-14 | 2013-01-22 | Marvell International Ltd. | Hysteretic regulator with output slope detection |
JP2011045220A (ja) * | 2009-08-24 | 2011-03-03 | Panasonic Corp | 端末装置及び供給電流制御方法 |
KR101593605B1 (ko) * | 2009-11-17 | 2016-02-12 | 삼성전자주식회사 | 전원 공급 장치 및 이를 포함한 디스플레이 장치 |
US9001098B2 (en) * | 2009-11-17 | 2015-04-07 | Samsung Electronics Co., Ltd. | Power supply and display apparatus having the same |
US8836304B2 (en) * | 2011-03-16 | 2014-09-16 | Monolithic Power Systems, Inc. | Switching mode power supply with virtual current sensing and associated methods |
EP2518660B1 (en) * | 2011-04-28 | 2018-12-26 | IDT Europe GmbH | Circuit and method for performing arithmetic operations on current signals |
US8970192B2 (en) * | 2011-05-20 | 2015-03-03 | Analog Devices, Inc. | Buck converter with comparator output signal modification circuit |
JP5902401B2 (ja) | 2011-05-31 | 2016-04-13 | サイプレス セミコンダクター コーポレーション | 電源装置、制御回路、電子機器及び電源の制御方法 |
US8773099B2 (en) | 2011-08-03 | 2014-07-08 | Semtech Corporation | Methods to reduce output voltage ripple in constant on-time DC-DC converters |
JP5738749B2 (ja) * | 2011-12-15 | 2015-06-24 | ルネサスエレクトロニクス株式会社 | Pll回路 |
JP2013162585A (ja) * | 2012-02-02 | 2013-08-19 | Sony Computer Entertainment Inc | Dc/dcコンバータ |
RU2546082C1 (ru) * | 2014-04-30 | 2015-04-10 | Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Профессионального Образования "Донской Государственный Технический Университет" (Дгту) | МНОГОЗНАЧНЫЙ СУММАТОР ПО МОДУЛЮ k |
CN105245100B (zh) * | 2015-10-28 | 2018-08-03 | 成都芯源系统有限公司 | 升压电路及其控制方法 |
KR20180023742A (ko) | 2016-08-26 | 2018-03-07 | 삼성전자주식회사 | 스위칭 레귤레이터 및 그것의 제어 회로 |
US10116212B2 (en) * | 2017-03-13 | 2018-10-30 | Dell Products, L.P. | Voltage regulation based on current sensing in MOSFET drain-to-source resistance in on-state RDS(ON) |
US10824214B2 (en) * | 2018-03-05 | 2020-11-03 | Dell Products L.P. | Systems and methods for maximizing multi-phase voltage regulator efficiency using operational modes in which phases operate in fully-enabled mode and light-load mode |
US11742741B2 (en) | 2020-09-08 | 2023-08-29 | Analog Devices International Unlimited Company | Spurious noise reduction by monotonic frequency stepping with compensation of error amplifier's output in peak current mode switching regulator |
US11973424B2 (en) | 2020-09-08 | 2024-04-30 | Analog Devices International Unlimited Company | Spur free switching regulator with self-adaptive cancellation of coil current ripple |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01115205A (ja) * | 1987-10-29 | 1989-05-08 | Nec Corp | 最大値出力回路 |
JP2002281742A (ja) * | 2001-03-22 | 2002-09-27 | Densei Lambda Kk | カレントモードdc/dcコンバータ |
US6597159B2 (en) * | 2001-08-15 | 2003-07-22 | System General Corp. | Pulse width modulation controller having frequency modulation for power converter |
JP2004260876A (ja) * | 2003-02-24 | 2004-09-16 | Seiko Epson Corp | 半導体集積回路 |
TWI251976B (en) * | 2004-08-27 | 2006-03-21 | System General Corp | Switching control circuit for primary-side-controlled power converters |
CN100428248C (zh) * | 2004-12-24 | 2008-10-22 | 清华大学 | Cmos功耗平衡延时不敏感加法器用的进位产生电路 |
TWM277178U (en) * | 2005-02-21 | 2005-10-01 | System General Corp | Switching controller having output power limitation and brownout protection |
JP4619822B2 (ja) * | 2005-03-03 | 2011-01-26 | 株式会社リコー | スイッチングレギュレータ及びその電圧制御方法 |
TWM288389U (en) * | 2005-05-12 | 2006-03-01 | System General Corp | Switching control apparatus whith output power compensation |
JP4537265B2 (ja) * | 2005-06-10 | 2010-09-01 | 三菱電機株式会社 | アナログ電圧加算回路 |
-
2007
- 2007-02-17 JP JP2007037222A patent/JP5191671B2/ja not_active Expired - Fee Related
-
2008
- 2008-02-15 TW TW097105393A patent/TWI427907B/zh not_active IP Right Cessation
- 2008-02-15 CN CN2008100881812A patent/CN101247086B/zh not_active Expired - Fee Related
- 2008-02-15 US US12/070,083 patent/US7615973B2/en not_active Expired - Fee Related
- 2008-02-15 KR KR1020080013886A patent/KR101353893B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015131391A1 (en) * | 2014-03-07 | 2015-09-11 | Nokia Technologies Oy | Device and method for current sensing and power supply modulator using the same |
CN104065268A (zh) * | 2014-06-17 | 2014-09-24 | 华为技术有限公司 | 一种片上供电网络 |
CN104065268B (zh) * | 2014-06-17 | 2017-12-05 | 华为技术有限公司 | 一种片上供电网络 |
Also Published As
Publication number | Publication date |
---|---|
US20080203988A1 (en) | 2008-08-28 |
JP5191671B2 (ja) | 2013-05-08 |
TW200843305A (en) | 2008-11-01 |
KR20080077049A (ko) | 2008-08-21 |
US7615973B2 (en) | 2009-11-10 |
TWI427907B (zh) | 2014-02-21 |
CN101247086B (zh) | 2013-01-16 |
JP2008206237A (ja) | 2008-09-04 |
KR101353893B1 (ko) | 2014-01-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101247086B (zh) | 加法器以及电流方式型开关调节器 | |
CN101247087B (zh) | 电流检测电路以及电流方式型开关调节器 | |
US6756771B1 (en) | Power factor correction method with zero crossing detection and adjustable stored reference voltage | |
US9520765B2 (en) | DC/DC converter, switching power supply device, and electronic apparatus,configured to include a phase detector and a phase holder | |
TWI362818B (en) | Multi-phase dc-dc controller and controlling method thereof | |
US7605574B2 (en) | Switching regulator circuits | |
Roh | High-performance error amplifier for fast transient DC-DC converters | |
CN109270983A (zh) | 带偏移消除功能的包络跟踪电流偏置电路和功率放大器 | |
CN107222103B (zh) | Dc/dc转换器的控制装置及控制方法 | |
CN103095120B (zh) | 电源转换器的混合式补偿电路及方法 | |
CN101247079A (zh) | 半导体装置 | |
CN100468931C (zh) | 平均电流控制模式的升压型连续功率因素校正装置及方法 | |
US8847677B2 (en) | Amplifier circuit | |
JP5291636B2 (ja) | 電源回路および試験装置 | |
US9385604B2 (en) | DC/DC converter, switching power supply device, and electronic apparatus | |
CN110943612A (zh) | 开关电源转换器负载电流检测电路及方法 | |
US7352161B2 (en) | Burst-mode switching voltage regulator with ESR compensation | |
CN102694462A (zh) | Dc-dc变换器控制装置及dc-dc变换器 | |
TWI483531B (zh) | 電源轉換器及其操作方法 | |
US20130063113A1 (en) | Load current sensing circuit and method | |
Huang et al. | A four-phase buck converter with capacitor-current-sensor calibration for load-transient-response optimization that reduces undershoot/overshoot and shortens settling time to near their theoretical limits | |
CN107667463B (zh) | 电压调节器以及用于电压调节的方法 | |
CN108432112A (zh) | Dc-dc变换器以及负载驱动用半导体集成电路 | |
CN101247082A (zh) | 检测电路 | |
CN112671353A (zh) | 一种应用于大功率范围的低失真d类功放 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1123641 Country of ref document: HK |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1123641 Country of ref document: HK |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160309 Address after: Chiba County, Japan Patentee after: SEIKO INSTR INC Address before: Chiba, Chiba, Japan Patentee before: Seiko Instruments Inc. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: EPPs Lingke Co. Ltd. Address before: Chiba County, Japan Patentee before: SEIKO INSTR INC |
|
CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20210215 |
|
CF01 | Termination of patent right due to non-payment of annual fee |