ATE471592T1 - Integrierte schaltung zur bereitstellung einer stromgeregelten ladungspumpe mit zum kondensator proportionalem strom - Google Patents

Integrierte schaltung zur bereitstellung einer stromgeregelten ladungspumpe mit zum kondensator proportionalem strom

Info

Publication number
ATE471592T1
ATE471592T1 AT04795682T AT04795682T ATE471592T1 AT E471592 T1 ATE471592 T1 AT E471592T1 AT 04795682 T AT04795682 T AT 04795682T AT 04795682 T AT04795682 T AT 04795682T AT E471592 T1 ATE471592 T1 AT E471592T1
Authority
AT
Austria
Prior art keywords
charge pump
current
model
integrated circuit
capacitor
Prior art date
Application number
AT04795682T
Other languages
English (en)
Inventor
Paul Latham
John Canfield
Original Assignee
Oki Electric Ind Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oki Electric Ind Co Ltd filed Critical Oki Electric Ind Co Ltd
Application granted granted Critical
Publication of ATE471592T1 publication Critical patent/ATE471592T1/de

Links

Classifications

    • 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
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • 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
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H02M3/073—Charge pumps of the Schenkel-type
    • 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
    • H02M1/0045—Converters combining the concepts of switch-mode regulation and linear regulation, e.g. linear pre-regulator to switching converter, linear and switching converter in parallel, same converter or same transistor operating either in linear or switching mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
AT04795682T 2003-10-20 2004-10-19 Integrierte schaltung zur bereitstellung einer stromgeregelten ladungspumpe mit zum kondensator proportionalem strom ATE471592T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/689,183 US6873203B1 (en) 2003-10-20 2003-10-20 Integrated device providing current-regulated charge pump driver with capacitor-proportional current
PCT/US2004/034549 WO2005043734A1 (en) 2003-10-20 2004-10-19 Integrated device providing current-regulated charge pump driver with capacitor-proportional current

Publications (1)

Publication Number Publication Date
ATE471592T1 true ATE471592T1 (de) 2010-07-15

Family

ID=34314183

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04795682T ATE471592T1 (de) 2003-10-20 2004-10-19 Integrierte schaltung zur bereitstellung einer stromgeregelten ladungspumpe mit zum kondensator proportionalem strom

Country Status (8)

Country Link
US (1) US6873203B1 (de)
EP (1) EP1676355B1 (de)
JP (1) JP4515457B2 (de)
KR (1) KR101191701B1 (de)
CN (1) CN100505489C (de)
AT (1) ATE471592T1 (de)
DE (1) DE602004027749D1 (de)
WO (1) WO2005043734A1 (de)

Families Citing this family (126)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7765095B1 (en) 2000-10-26 2010-07-27 Cypress Semiconductor Corporation Conditional branching in an in-circuit emulation system
US8103496B1 (en) 2000-10-26 2012-01-24 Cypress Semicondutor Corporation Breakpoint control in an in-circuit emulation system
US8149048B1 (en) 2000-10-26 2012-04-03 Cypress Semiconductor Corporation Apparatus and method for programmable power management in a programmable analog circuit block
US8160864B1 (en) 2000-10-26 2012-04-17 Cypress Semiconductor Corporation In-circuit emulator and pod synchronized boot
US6724220B1 (en) 2000-10-26 2004-04-20 Cyress Semiconductor Corporation Programmable microcontroller architecture (mixed analog/digital)
US8176296B2 (en) 2000-10-26 2012-05-08 Cypress Semiconductor Corporation Programmable microcontroller architecture
US7406674B1 (en) 2001-10-24 2008-07-29 Cypress Semiconductor Corporation Method and apparatus for generating microcontroller configuration information
JP3608199B2 (ja) * 2001-10-30 2005-01-05 ローム株式会社 Ｉｃ間のインターフェースシステム、及びｉｃ
US8078970B1 (en) 2001-11-09 2011-12-13 Cypress Semiconductor Corporation Graphical user interface with user-selectable list-box
US8042093B1 (en) 2001-11-15 2011-10-18 Cypress Semiconductor Corporation System providing automatic source code generation for personalization and parameterization of user modules
US8069405B1 (en) 2001-11-19 2011-11-29 Cypress Semiconductor Corporation User interface for efficiently browsing an electronic document using data-driven tabs
US7774190B1 (en) 2001-11-19 2010-08-10 Cypress Semiconductor Corporation Sleep and stall in an in-circuit emulation system
US7844437B1 (en) 2001-11-19 2010-11-30 Cypress Semiconductor Corporation System and method for performing next placements and pruning of disallowed placements for programming an integrated circuit
US7770113B1 (en) 2001-11-19 2010-08-03 Cypress Semiconductor Corporation System and method for dynamically generating a configuration datasheet
US6971004B1 (en) 2001-11-19 2005-11-29 Cypress Semiconductor Corp. System and method of dynamically reconfiguring a programmable integrated circuit
US8103497B1 (en) 2002-03-28 2012-01-24 Cypress Semiconductor Corporation External interface for event architecture
US7308608B1 (en) 2002-05-01 2007-12-11 Cypress Semiconductor Corporation Reconfigurable testing system and method
US7761845B1 (en) 2002-09-09 2010-07-20 Cypress Semiconductor Corporation Method for parameterizing a user module
US7151433B2 (en) * 2003-08-05 2006-12-19 Chun James K Combination LED flashlight and garage door transmitter
US7295049B1 (en) 2004-03-25 2007-11-13 Cypress Semiconductor Corporation Method and circuit for rapid alignment of signals
US7408527B2 (en) * 2004-04-30 2008-08-05 Infocus Corporation Light emitting device driving method and projection apparatus so equipped
US20050259453A1 (en) * 2004-05-21 2005-11-24 Weng Da F Switching capacitor network auxiliary voltage source for off-line IC chip
US8069436B2 (en) 2004-08-13 2011-11-29 Cypress Semiconductor Corporation Providing hardware independence to automate code generation of processing device firmware
US8286125B2 (en) 2004-08-13 2012-10-09 Cypress Semiconductor Corporation Model for a hardware device-independent method of defining embedded firmware for programmable systems
US7332976B1 (en) 2005-02-04 2008-02-19 Cypress Semiconductor Corporation Poly-phase frequency synthesis oscillator
US8618866B2 (en) * 2005-04-29 2013-12-31 Ati Technologies Ulc Apparatus and methods for balancing supply voltages
US7400183B1 (en) 2005-05-05 2008-07-15 Cypress Semiconductor Corporation Voltage controlled oscillator delay cell and method
TWI310292B (en) * 2005-06-14 2009-05-21 Richtek Technology Corp Dimming method and system thereof
US8089461B2 (en) 2005-06-23 2012-01-03 Cypress Semiconductor Corporation Touch wake for electronic devices
GB2436619B (en) * 2005-12-19 2010-10-06 Toumaz Technology Ltd Sensor circuits
US8085067B1 (en) 2005-12-21 2011-12-27 Cypress Semiconductor Corporation Differential-to-single ended signal converter circuit and method
CN101331669B (zh) * 2006-01-17 2013-01-23 半导体元件工业有限责任公司 形成电荷泵控制器的方法及其结构
US7312616B2 (en) 2006-01-20 2007-12-25 Cypress Semiconductor Corporation Successive approximate capacitance measurement circuit
US20070177412A1 (en) * 2006-01-31 2007-08-02 Power-One, Inc. Charge pumped driver for switched mode power supply
US20070176903A1 (en) * 2006-01-31 2007-08-02 Dahlin Jeffrey J Capacitive touch sensor button activation
US7279958B1 (en) * 2006-02-27 2007-10-09 National Semiconductor Corporation Synthesized resonation for an EL driver circuit
US7439679B2 (en) * 2006-03-16 2008-10-21 Motorola, Inc. Method and apparatus for illuminating light sources within an electronic device
US8067948B2 (en) 2006-03-27 2011-11-29 Cypress Semiconductor Corporation Input/output multiplexer bus
US8144125B2 (en) 2006-03-30 2012-03-27 Cypress Semiconductor Corporation Apparatus and method for reducing average scan rate to detect a conductive object on a sensing device
US8040142B1 (en) 2006-03-31 2011-10-18 Cypress Semiconductor Corporation Touch detection techniques for capacitive touch sense systems
US7721609B2 (en) 2006-03-31 2010-05-25 Cypress Semiconductor Corporation Method and apparatus for sensing the force with which a button is pressed
ITMI20060758A1 (it) * 2006-04-14 2007-10-15 Atmel Corp Metodo e circuito per l'alimentazione di tensione per circuiteria di orologio a tempo reale basata su una pompa di carica a tensione regolata
US7723926B2 (en) * 2006-05-15 2010-05-25 Supertex, Inc. Shunting type PWM dimming circuit for individually controlling brightness of series connected LEDS operated at constant current and method therefor
US8089472B2 (en) 2006-05-26 2012-01-03 Cypress Semiconductor Corporation Bidirectional slider with delete function
US8537121B2 (en) * 2006-05-26 2013-09-17 Cypress Semiconductor Corporation Multi-function slider in touchpad
KR101243621B1 (ko) * 2006-07-07 2013-03-14 세미컨덕터 콤포넨츠 인더스트리즈 엘엘씨 일정한 전류 전하 펌프 제어기
US8040321B2 (en) 2006-07-10 2011-10-18 Cypress Semiconductor Corporation Touch-sensor with shared capacitive sensors
US9507465B2 (en) 2006-07-25 2016-11-29 Cypress Semiconductor Corporation Technique for increasing the sensitivity of capacitive sensor arrays
US9766738B1 (en) 2006-08-23 2017-09-19 Cypress Semiconductor Corporation Position and usage based prioritization for capacitance sense interface
US8547114B2 (en) 2006-11-14 2013-10-01 Cypress Semiconductor Corporation Capacitance to code converter with sigma-delta modulator
US8089288B1 (en) 2006-11-16 2012-01-03 Cypress Semiconductor Corporation Charge accumulation capacitance sensor with linear transfer characteristic
US8058937B2 (en) 2007-01-30 2011-11-15 Cypress Semiconductor Corporation Setting a discharge rate and a charge rate of a relaxation oscillator circuit
US9564902B2 (en) 2007-04-17 2017-02-07 Cypress Semiconductor Corporation Dynamically configurable and re-configurable data path
US8092083B2 (en) 2007-04-17 2012-01-10 Cypress Semiconductor Corporation Temperature sensor with digital bandgap
US8040266B2 (en) 2007-04-17 2011-10-18 Cypress Semiconductor Corporation Programmable sigma-delta analog-to-digital converter
US8130025B2 (en) 2007-04-17 2012-03-06 Cypress Semiconductor Corporation Numerical band gap
US7737724B2 (en) 2007-04-17 2010-06-15 Cypress Semiconductor Corporation Universal digital block interconnection and channel routing
US8026739B2 (en) 2007-04-17 2011-09-27 Cypress Semiconductor Corporation System level interconnect with programmable switching
US8516025B2 (en) 2007-04-17 2013-08-20 Cypress Semiconductor Corporation Clock driven dynamic datapath chaining
US9720805B1 (en) 2007-04-25 2017-08-01 Cypress Semiconductor Corporation System and method for controlling a target device
US8266575B1 (en) 2007-04-25 2012-09-11 Cypress Semiconductor Corporation Systems and methods for dynamically reconfiguring a programmable system on a chip
US8065653B1 (en) 2007-04-25 2011-11-22 Cypress Semiconductor Corporation Configuration of programmable IC design elements
US8144126B2 (en) 2007-05-07 2012-03-27 Cypress Semiconductor Corporation Reducing sleep current in a capacitance sensing system
JP4912229B2 (ja) * 2007-06-18 2012-04-11 株式会社リコー 負荷駆動回路及びその負荷電流設定方法
US9500686B1 (en) 2007-06-29 2016-11-22 Cypress Semiconductor Corporation Capacitance measurement system and methods
US8570053B1 (en) 2007-07-03 2013-10-29 Cypress Semiconductor Corporation Capacitive field sensor with sigma-delta modulator
US8089289B1 (en) 2007-07-03 2012-01-03 Cypress Semiconductor Corporation Capacitive field sensor with sigma-delta modulator
US8169238B1 (en) 2007-07-03 2012-05-01 Cypress Semiconductor Corporation Capacitance to frequency converter
WO2009006556A1 (en) 2007-07-03 2009-01-08 Cypress Semiconductor Corporation Normalizing capacitive sensor array signals
US8049569B1 (en) 2007-09-05 2011-11-01 Cypress Semiconductor Corporation Circuit and method for improving the accuracy of a crystal-less oscillator having dual-frequency modes
KR100944956B1 (ko) * 2007-11-19 2010-03-02 (주)프로차일드 지그비 모뎀을 이용한 조명등 원격 제어 회로
US8723807B2 (en) * 2008-01-09 2014-05-13 Integrated Device Technology, Inc. Combined touch sensor and LED driver with n-type MOSFET protecting touch sensor
US8115419B2 (en) 2008-01-23 2012-02-14 Cree, Inc. Lighting control device for controlling dimming, lighting device including a control device, and method of controlling lighting
US8525798B2 (en) 2008-01-28 2013-09-03 Cypress Semiconductor Corporation Touch sensing
WO2009099431A2 (en) * 2008-01-31 2009-08-13 Semiconductor Components Industries, Llc Charge pump converter and method therefor
US8487912B1 (en) 2008-02-01 2013-07-16 Cypress Semiconductor Corporation Capacitive sense touch device with hysteresis threshold
US8358142B2 (en) 2008-02-27 2013-01-22 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US8319505B1 (en) 2008-10-24 2012-11-27 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US9104273B1 (en) 2008-02-29 2015-08-11 Cypress Semiconductor Corporation Multi-touch sensing method
US8321174B1 (en) 2008-09-26 2012-11-27 Cypress Semiconductor Corporation System and method to measure capacitance of capacitive sensor array
TWI397034B (zh) * 2008-10-29 2013-05-21 Richtek Technology Corp 改善ｌｅｄ顯示系統效能的電流調節器及方法
US8487639B1 (en) 2008-11-21 2013-07-16 Cypress Semiconductor Corporation Receive demodulator for capacitive sensing
US8866500B2 (en) 2009-03-26 2014-10-21 Cypress Semiconductor Corporation Multi-functional capacitance sensing circuit with a current conveyor
US9448964B2 (en) 2009-05-04 2016-09-20 Cypress Semiconductor Corporation Autonomous control in a programmable system
US8217591B2 (en) * 2009-05-28 2012-07-10 Cree, Inc. Power source sensing dimming circuits and methods of operating same
TWI406592B (zh) * 2009-07-10 2013-08-21 Richtek Technology Corp 低接腳數ｌｅｄ驅動器積體電路
US8723827B2 (en) 2009-07-28 2014-05-13 Cypress Semiconductor Corporation Predictive touch surface scanning
US8933665B2 (en) 2009-08-05 2015-01-13 Apple Inc. Balancing voltages between battery banks
US10264637B2 (en) 2009-09-24 2019-04-16 Cree, Inc. Solid state lighting apparatus with compensation bypass circuits and methods of operation thereof
US9713211B2 (en) * 2009-09-24 2017-07-18 Cree, Inc. Solid state lighting apparatus with controllable bypass circuits and methods of operation thereof
US8901845B2 (en) 2009-09-24 2014-12-02 Cree, Inc. Temperature responsive control for lighting apparatus including light emitting devices providing different chromaticities and related methods
US9353933B2 (en) * 2009-09-25 2016-05-31 Cree, Inc. Lighting device with position-retaining element
US9464801B2 (en) 2009-09-25 2016-10-11 Cree, Inc. Lighting device with one or more removable heat sink elements
US8602579B2 (en) 2009-09-25 2013-12-10 Cree, Inc. Lighting devices including thermally conductive housings and related structures
US9068719B2 (en) 2009-09-25 2015-06-30 Cree, Inc. Light engines for lighting devices
US8777449B2 (en) 2009-09-25 2014-07-15 Cree, Inc. Lighting devices comprising solid state light emitters
US9285103B2 (en) * 2009-09-25 2016-03-15 Cree, Inc. Light engines for lighting devices
US9030120B2 (en) * 2009-10-20 2015-05-12 Cree, Inc. Heat sinks and lamp incorporating same
US9217542B2 (en) 2009-10-20 2015-12-22 Cree, Inc. Heat sinks and lamp incorporating same
US8773007B2 (en) * 2010-02-12 2014-07-08 Cree, Inc. Lighting devices that comprise one or more solid state light emitters
US9518715B2 (en) * 2010-02-12 2016-12-13 Cree, Inc. Lighting devices that comprise one or more solid state light emitters
US9175811B2 (en) 2010-02-12 2015-11-03 Cree, Inc. Solid state lighting device, and method of assembling the same
WO2011100193A1 (en) 2010-02-12 2011-08-18 Cree, Inc. Lighting device with heat dissipation elements
KR20120128139A (ko) 2010-02-12 2012-11-26 크리, 인코포레이티드 하나 이상의 고체 상태 발광기를 포함하는 조명 장치
US8476836B2 (en) 2010-05-07 2013-07-02 Cree, Inc. AC driven solid state lighting apparatus with LED string including switched segments
CN101847026A (zh) * 2010-05-18 2010-09-29 北京航空航天大学 混合信号集成电路片上稳压器
JP5087670B2 (ja) 2010-11-01 2012-12-05 株式会社東芝 電圧発生回路
US9268441B2 (en) 2011-04-05 2016-02-23 Parade Technologies, Ltd. Active integrator for a capacitive sense array
US10030863B2 (en) 2011-04-19 2018-07-24 Cree, Inc. Heat sink structures, lighting elements and lamps incorporating same, and methods of making same
US9839083B2 (en) 2011-06-03 2017-12-05 Cree, Inc. Solid state lighting apparatus and circuits including LED segments configured for targeted spectral power distribution and methods of operating the same
US9510413B2 (en) 2011-07-28 2016-11-29 Cree, Inc. Solid state lighting apparatus and methods of forming
US8742671B2 (en) 2011-07-28 2014-06-03 Cree, Inc. Solid state lighting apparatus and methods using integrated driver circuitry
US9716441B2 (en) * 2011-08-14 2017-07-25 Rfmicron, Inc. AC-to-DC charge pump having a charge pump and complimentary charge pump
US9554445B2 (en) 2012-02-03 2017-01-24 Cree, Inc. Color point and/or lumen output correction device, lighting system with color point and/or lumen output correction, lighting device, and methods of lighting
US10378749B2 (en) 2012-02-10 2019-08-13 Ideal Industries Lighting Llc Lighting device comprising shield element, and shield element
US8729816B1 (en) 2012-12-13 2014-05-20 Semiconductor Components Industries, Llc Charge-pump controller
US9780688B2 (en) * 2013-01-18 2017-10-03 Diversified Technologies, Inc. System for regulating the output of a high-voltage, high-power, DC supply
US9041313B2 (en) * 2013-04-26 2015-05-26 Microchip Technology Inc. Low dropout light emitting diode (LED) ballast circuit and method therefor
US9368936B1 (en) 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
US9729048B2 (en) 2014-08-04 2017-08-08 Skyworks Solutions, Inc. Apparatus and methods for charge pumps for radio frequency systems
CN106427616B (zh) * 2016-09-20 2018-11-09 江苏大学 一种基于电荷泵的复合电源及其在不同工况时的切换方法
US10256605B2 (en) 2016-10-14 2019-04-09 Waymo Llc GaNFET as energy store for fast laser pulser
CN108696118B (zh) * 2017-04-07 2020-12-08 原相科技(槟城)有限公司 增压电路及其中的基体的偏压方法
US10447153B2 (en) * 2017-04-24 2019-10-15 Texas Instruments Incorporated VBOOST signal generation
US11411490B2 (en) 2018-09-26 2022-08-09 Analog Devices International Unlimited Company Charge pumps with accurate output current limiting
US11972807B2 (en) 2022-05-11 2024-04-30 Sandisk Technologies Llc Charge pump current regulation during voltage ramp

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4866430A (en) * 1986-12-11 1989-09-12 Motorola, Inc. Low voltage LED driver circuit
US4899430A (en) 1987-09-04 1990-02-13 Robert Farino Assembly for removing a head from a golf club
JP2606449B2 (ja) * 1993-07-23 1997-05-07 日本電気株式会社 個別選択呼出受信機
JPH07130484A (ja) * 1993-10-29 1995-05-19 Toshiba Lighting & Technol Corp 電源装置、ランプ点灯装置および照明装置
JP2000295098A (ja) * 1999-04-06 2000-10-20 Oki Electric Ind Co Ltd フェーズロックループ回路
US6310789B1 (en) * 1999-06-25 2001-10-30 The Procter & Gamble Company Dynamically-controlled, intrinsically regulated charge pump power converter
US6297621B1 (en) * 2000-03-13 2001-10-02 City University Of Hong Kong Voltage sensorless control of power converters
US6522558B2 (en) 2000-06-13 2003-02-18 Linfinity Microelectronics Single mode buck/boost regulating charge pump
JP3666805B2 (ja) * 2000-09-19 2005-06-29 ローム株式会社 Ｄｃ／ｄｃコンバータ
US6504422B1 (en) * 2000-11-21 2003-01-07 Semtech Corporation Charge pump with current limiting circuit
JP2002231470A (ja) * 2001-02-05 2002-08-16 Pioneer Electronic Corp 発光ダイオード駆動回路
JP2002252967A (ja) * 2001-02-23 2002-09-06 Sharp Corp 安定化電源回路およびそれを備えたデバイス
EP1271756A1 (de) * 2001-06-20 2003-01-02 Alcatel Ladungspumpenschaltung
US6618296B2 (en) * 2001-08-22 2003-09-09 Texas Instruments Incorporated Charge pump with controlled charge current
TW531137U (en) * 2001-08-23 2003-05-01 Tai-Shan Liao Light emitting diode driver with low supply voltage employing bias grounded resistor
JP2003256052A (ja) * 2002-02-26 2003-09-10 Sharp Corp スイッチドキャパシタ型安定化電源回路およびそれを用いる電子機器
US6617832B1 (en) 2002-06-03 2003-09-09 Texas Instruments Incorporated Low ripple scalable DC-to-DC converter circuit

Also Published As

Publication number Publication date
US6873203B1 (en) 2005-03-29
EP1676355A1 (de) 2006-07-05
DE602004027749D1 (de) 2010-07-29
KR101191701B1 (ko) 2012-10-16
WO2005043734A1 (en) 2005-05-12
EP1676355B1 (de) 2010-06-16
JP4515457B2 (ja) 2010-07-28
US20050083110A1 (en) 2005-04-21
CN100505489C (zh) 2009-06-24
KR20060123172A (ko) 2006-12-01
JP2007510392A (ja) 2007-04-19
CN1938926A (zh) 2007-03-28

Similar Documents

Publication Publication Date Title
ATE471592T1 (de) Integrierte schaltung zur bereitstellung einer stromgeregelten ladungspumpe mit zum kondensator proportionalem strom
KR101812931B1 (ko) 자기-바이어스 rc 발진 장치 및 램프 발생 장치를 구비하는 회로 장치 및 그의 방법
Du et al. A 5-MHz 91% peak-power-efficiency buck regulator with auto-selectable peak-and valley-current control
US9742271B2 (en) DC-DC converter with low start-up power and voltage
US9564795B2 (en) Ripple filter circuit and ripple filter method
US20130063110A1 (en) Fast startup algorithm for low noise power management
US20160103463A1 (en) Switching converter to operate in pulse width modulation mode or pulse skipping mode
US9654000B2 (en) Buck converter and method of operating a buck converter
CN202306378U (zh) 高效热稳定稳压器和可调的稳压二极管
CN104470096B (zh) Led驱动电路
CN202587506U (zh) 一种可调恒流源
CN103532374A (zh) 稳压电荷泵电路
RU2672669C2 (ru) Устройство для получения постоянного тока, протекающего в цепи питания нагрузки (варианты)
CN106612076B (zh) 多功能电源转换器
CN204231712U (zh) 一种利用充放电原理的降压线性led恒流驱动电路
US9484801B2 (en) Start-up regulator for high-input-voltage power converters
US20160103464A1 (en) Powering of a Charge with a Floating Node
US20140241017A1 (en) Input circuit and power supply circuit
JP5856513B2 (ja) ボルテージレギュレータ
CN203645895U (zh) 非隔离式led驱动电路的负载采样电路
Huang et al. A novel current sensing circuit for Boost DC-DC converter
CN204068712U (zh) 具有原边控制高精度恒流的pwm功率开关电源
CN104779791A (zh) 综合布线系统升压驱动电路
ATE342607T1 (de) Schaltregler
CN203800828U (zh) 一种开关电源

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties