JP2012010438A5 - - Google Patents

Download PDF

Info

Publication number
JP2012010438A5
JP2012010438A5 JP2010141937A JP2010141937A JP2012010438A5 JP 2012010438 A5 JP2012010438 A5 JP 2012010438A5 JP 2010141937 A JP2010141937 A JP 2010141937A JP 2010141937 A JP2010141937 A JP 2010141937A JP 2012010438 A5 JP2012010438 A5 JP 2012010438A5
Authority
JP
Japan
Prior art keywords
unit
voltage
switching
output
period
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
Application number
JP2010141937A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012010438A (ja
JP5574846B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2010141937A external-priority patent/JP5574846B2/ja
Priority to JP2010141937A priority Critical patent/JP5574846B2/ja
Priority to EP11170293.2A priority patent/EP2400647A3/en
Priority to US13/164,516 priority patent/US9025975B2/en
Priority to KR1020110060018A priority patent/KR101517863B1/ko
Priority to CN201110168075.7A priority patent/CN102299637B/zh
Publication of JP2012010438A publication Critical patent/JP2012010438A/ja
Publication of JP2012010438A5 publication Critical patent/JP2012010438A5/ja
Publication of JP5574846B2 publication Critical patent/JP5574846B2/ja
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2010141937A 2010-06-22 2010-06-22 スイッチング電源 Expired - Fee Related JP5574846B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2010141937A JP5574846B2 (ja) 2010-06-22 2010-06-22 スイッチング電源
EP11170293.2A EP2400647A3 (en) 2010-06-22 2011-06-17 Switching power source and image forming apparatus having the same
US13/164,516 US9025975B2 (en) 2010-06-22 2011-06-20 Switching power source and image forming apparatus having the same
KR1020110060018A KR101517863B1 (ko) 2010-06-22 2011-06-21 스위칭 전원 및 이를 갖는 화상 형성 장치
CN201110168075.7A CN102299637B (zh) 2010-06-22 2011-06-22 开关电源和具有该开关电源的图像形成设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010141937A JP5574846B2 (ja) 2010-06-22 2010-06-22 スイッチング電源

Publications (3)

Publication Number Publication Date
JP2012010438A JP2012010438A (ja) 2012-01-12
JP2012010438A5 true JP2012010438A5 (enExample) 2013-08-08
JP5574846B2 JP5574846B2 (ja) 2014-08-20

Family

ID=44815612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010141937A Expired - Fee Related JP5574846B2 (ja) 2010-06-22 2010-06-22 スイッチング電源

Country Status (5)

Country Link
US (1) US9025975B2 (enExample)
EP (1) EP2400647A3 (enExample)
JP (1) JP5574846B2 (enExample)
KR (1) KR101517863B1 (enExample)
CN (1) CN102299637B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5007323B2 (ja) * 2009-07-30 2012-08-22 株式会社沖データ 電源装置、及びその電源装置を備えた画像形成装置
JP5885399B2 (ja) * 2011-05-24 2016-03-15 キヤノン株式会社 スイッチング電源
JP5968152B2 (ja) * 2011-09-07 2016-08-10 キヤノン株式会社 スイッチング電源及び画像形成装置
EP2605388B1 (en) * 2011-12-15 2020-12-30 Hewlett-Packard Development Company, L.P. Switch mode power supply for an image forming apparatus
EP2804303B1 (en) * 2012-01-11 2018-11-28 Panasonic Corporation Switching power supply circuit
JP6008521B2 (ja) * 2012-03-09 2016-10-19 キヤノン株式会社 電源装置及び画像形成装置
JP6045249B2 (ja) * 2012-08-10 2016-12-14 キヤノン株式会社 電源装置及び画像形成装置
US20140062428A1 (en) * 2012-09-06 2014-03-06 Green Solution Technology Co., Ltd. Feedback detection circuit
JP6048171B2 (ja) * 2013-01-30 2016-12-21 ブラザー工業株式会社 画像処理装置
JP2014155259A (ja) * 2013-02-05 2014-08-25 Funai Electric Co Ltd スイッチング電源回路
JP5872500B2 (ja) * 2013-03-15 2016-03-01 株式会社日立製作所 電力変換装置
KR20160028232A (ko) * 2014-09-03 2016-03-11 삼성전자주식회사 화상형성장치 및 위상 제어 방법
JP6659144B2 (ja) * 2016-01-13 2020-03-04 キヤノン株式会社 電源装置及び画像形成装置
US9929650B1 (en) * 2016-09-23 2018-03-27 Texas Instruments Deutschland Gmbh Implementation of spread spectrum in PFM mode for DC-DC converters
JP6437072B2 (ja) * 2017-09-27 2018-12-12 キヤノン株式会社 電源装置及び画像形成装置
CN110286878B (zh) * 2019-06-25 2021-06-01 电子科技大学 Mcu随机间隔转换电桥电压的真随机数产生器及产生方法
JP7327202B2 (ja) * 2020-02-20 2023-08-16 株式会社デンソー レーザ発光装置
CN111934548B (zh) * 2020-07-31 2022-01-07 矽力杰半导体技术(杭州)有限公司 控制电路以及应用其的开关变换器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07245942A (ja) * 1994-03-08 1995-09-19 Yokogawa Electric Corp ランダムスイッチング電源
JP3665984B2 (ja) * 1998-01-21 2005-06-29 大平電子株式会社 待機時省電力スイッチング電源装置
US6480401B2 (en) * 2001-03-13 2002-11-12 Astec International Limited Method and apparatus for reducing standby power in power supplies
JP2003169467A (ja) * 2001-12-04 2003-06-13 Sharp Corp 動作制御装置およびそれを用いるスイッチング電源装置
KR100856900B1 (ko) * 2001-12-21 2008-09-05 페어차일드코리아반도체 주식회사 버스트 모드 스위칭 모드 파워 서플라이
JP3697218B2 (ja) * 2002-03-20 2005-09-21 キヤノン株式会社 電源装置
JP2004153983A (ja) * 2002-11-01 2004-05-27 Sharp Corp スイッチング電源装置
US6833693B2 (en) * 2003-04-30 2004-12-21 Agilent Technologies, Inc. EMI reduction of power converters by way of controlled randomized modulation of oscillating signals
CN100481696C (zh) * 2004-02-17 2009-04-22 半导体元件工业有限责任公司 低可听噪音电源方法及其控制器
JP4976797B2 (ja) * 2005-09-29 2012-07-18 クラリオン株式会社 スイッチング電源装置
KR101236955B1 (ko) * 2006-07-19 2013-02-25 페어차일드코리아반도체 주식회사 스위칭 모드 파워 서플라이 및 그 구동 방법
US7471530B2 (en) * 2006-10-04 2008-12-30 Power Integrations, Inc. Method and apparatus to reduce audio frequencies in a switching power supply
JP2008116491A (ja) * 2006-10-31 2008-05-22 Canon Finetech Inc 画像形成装置
JP5559456B2 (ja) 2007-08-01 2014-07-23 三星電子株式会社 圧電トランス方式高圧電源装置および画像形成装置
US8014176B2 (en) * 2008-07-25 2011-09-06 Cirrus Logic, Inc. Resonant switching power converter with burst mode transition shaping
JP4643701B2 (ja) * 2008-10-24 2011-03-02 レノボ・シンガポール・プライベート・リミテッド 騒音を除去した電源装置
JP5268615B2 (ja) * 2008-12-15 2013-08-21 キヤノン株式会社 電源装置および画像形成装置

Similar Documents

Publication Publication Date Title
JP2012010438A5 (enExample)
WO2012101522A3 (en) Led driving circuit package
IN2014DE00029A (enExample)
EP2637294A3 (en) Power supply device and image forming apparatus
WO2013130836A3 (en) Control circuit and method for controlling a flyback converter operating in both dcm and ccm
GB2498911A (en) Inverter array with localized inverter control
WO2013083296A3 (en) Dc-dc converter with multiple outputs
JP2013070596A5 (enExample)
IN2014DN03129A (enExample)
WO2013081995A3 (en) Mutli-bridge topology
WO2014072794A8 (en) Method and system to control heat input in a welding operation
WO2012146945A3 (en) Electric motor and motor controller
EP2400647A3 (en) Switching power source and image forming apparatus having the same
WO2013115343A3 (en) Power supply system and power source apparatus
JP2012050208A5 (ja) 電力供給回路、該回路を備えた機器、及び電力供給回路の制御方法
JP2010223796A5 (enExample)
WO2012113396A3 (en) A power supply comprising a stand by feature
JP2013141342A5 (enExample)
IN2012DE00791A (enExample)
WO2015019143A3 (en) Motor controller
MY155813A (en) Ac vontage reduction by means of a transformer
JP2017017846A5 (enExample)
WO2015022453A3 (fr) Appareil autonome et système comportant un tel appareil
JP2011048709A5 (enExample)
GB201210378D0 (en) A constant current switched mode power supply controller