ATE490594T1 - Verfahren und vorrichtung für selbst- oszillierenden klasse-d verstärker mit differentieller rückkopplung - Google Patents

Verfahren und vorrichtung für selbst- oszillierenden klasse-d verstärker mit differentieller rückkopplung

Info

Publication number
ATE490594T1
ATE490594T1 AT05252767T AT05252767T ATE490594T1 AT E490594 T1 ATE490594 T1 AT E490594T1 AT 05252767 T AT05252767 T AT 05252767T AT 05252767 T AT05252767 T AT 05252767T AT E490594 T1 ATE490594 T1 AT E490594T1
Authority
AT
Austria
Prior art keywords
class
circuits
self
pulse width
width modulation
Prior art date
Application number
AT05252767T
Other languages
English (en)
Inventor
Hideto Takagishi
Original Assignee
Monolithic Power Systems Inc
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 Monolithic Power Systems Inc filed Critical Monolithic Power Systems Inc
Application granted granted Critical
Publication of ATE490594T1 publication Critical patent/ATE490594T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT05252767T 2004-05-05 2005-05-05 Verfahren und vorrichtung für selbst- oszillierenden klasse-d verstärker mit differentieller rückkopplung ATE490594T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/839,755 US7046727B2 (en) 2004-05-05 2004-05-05 Method and apparatus for self-oscillating differential feedback class-D amplifier

Publications (1)

Publication Number Publication Date
ATE490594T1 true ATE490594T1 (de) 2010-12-15

Family

ID=34941155

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05252767T ATE490594T1 (de) 2004-05-05 2005-05-05 Verfahren und vorrichtung für selbst- oszillierenden klasse-d verstärker mit differentieller rückkopplung

Country Status (6)

Country Link
US (1) US7046727B2 (de)
EP (1) EP1594225B1 (de)
CN (1) CN1694356B (de)
AT (1) ATE490594T1 (de)
DE (1) DE602005025054D1 (de)
TW (1) TWI350649B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7161423B2 (en) * 2004-06-30 2007-01-09 Silicon Laboratories Inc. Parallel power amplifier and associated methods
TWI361559B (en) * 2005-03-07 2012-04-01 Monolithic Power Systems Inc Audio amplifier with high power and high efficiency
US8553909B2 (en) 2011-04-29 2013-10-08 Smsc Holdings S.A.R.L. Low-power class D amplifier using multistate analog feedback loops
CN105319246A (zh) * 2015-12-07 2016-02-10 中国石油大学(北京) 一种乳状液特性检测仪
CN105334247A (zh) * 2015-12-07 2016-02-17 中国石油大学(北京) 一种多极板样品池及乳状液特性仪
JP2017175586A (ja) * 2016-03-25 2017-09-28 ヤマハ株式会社 Ｂｔｌ出力の自励式ｄ級増幅器
CN108418179B (zh) * 2018-04-11 2019-09-27 扬州大学 一种漏电流检测快速保护电路及保护方法
CN109285295B (zh) * 2018-09-10 2019-12-06 河南元祖信息技术有限公司 不动产缴费发证一体设备智慧终端系统
CN113640570A (zh) * 2021-07-07 2021-11-12 深圳市信瑞达电力设备有限公司 一种用于感性负载驱动的自激振荡方法及电流测量装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042890A (en) * 1976-05-14 1977-08-16 Eckerle Joseph S High efficiency electrical power conditioner
JPS58119212A (ja) * 1982-01-11 1983-07-15 Victor Co Of Japan Ltd Ｂｔｌ増幅回路
JPH0713358Y2 (ja) * 1988-09-07 1995-03-29 パイオニア株式会社 和差信号処理回路
EP0730344B1 (de) * 1995-02-28 2001-08-08 STMicroelectronics S.r.l. Klasse-D Verstärker mit einpoliger negativer Rückkopplung
DE19512383A1 (de) * 1995-04-01 1996-10-10 Nokia Deutschland Gmbh Klasse-D-Leistungsverstärker
US6587670B1 (en) * 1998-12-22 2003-07-01 Harris Corporation Dual mode class D amplifiers
EP1229641B1 (de) * 2001-02-01 2013-11-06 Alcatel Lucent Selbstschwingender Leistungverstärker

Also Published As

Publication number Publication date
US7046727B2 (en) 2006-05-16
US20050248398A1 (en) 2005-11-10
TW200607227A (en) 2006-02-16
DE602005025054D1 (de) 2011-01-13
EP1594225B1 (de) 2010-12-01
CN1694354A (zh) 2005-11-09
CN1694356B (zh) 2011-01-26
TWI350649B (en) 2011-10-11
EP1594225A1 (de) 2005-11-09

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