JPS5639606A - Self-excited type d-class amplifier - Google Patents

Self-excited type d-class amplifier

Info

Publication number
JPS5639606A
JPS5639606A JP11551179A JP11551179A JPS5639606A JP S5639606 A JPS5639606 A JP S5639606A JP 11551179 A JP11551179 A JP 11551179A JP 11551179 A JP11551179 A JP 11551179A JP S5639606 A JPS5639606 A JP S5639606A
Authority
JP
Japan
Prior art keywords
capacitor
frequency
way
oscillation
self
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
JP11551179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6121007B2 (enrdf_load_stackoverflow
Inventor
Shinya Sano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11551179A priority Critical patent/JPS5639606A/ja
Publication of JPS5639606A publication Critical patent/JPS5639606A/ja
Publication of JPS6121007B2 publication Critical patent/JPS6121007B2/ja
Granted legal-status Critical Current

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
JP11551179A 1979-09-07 1979-09-07 Self-excited type d-class amplifier Granted JPS5639606A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11551179A JPS5639606A (en) 1979-09-07 1979-09-07 Self-excited type d-class amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11551179A JPS5639606A (en) 1979-09-07 1979-09-07 Self-excited type d-class amplifier

Publications (2)

Publication Number Publication Date
JPS5639606A true JPS5639606A (en) 1981-04-15
JPS6121007B2 JPS6121007B2 (enrdf_load_stackoverflow) 1986-05-24

Family

ID=14664325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11551179A Granted JPS5639606A (en) 1979-09-07 1979-09-07 Self-excited type d-class amplifier

Country Status (1)

Country Link
JP (1) JPS5639606A (enrdf_load_stackoverflow)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58114607A (ja) * 1981-12-28 1983-07-08 Nippon Columbia Co Ltd 電力増幅器
JPS6098708A (ja) * 1983-11-04 1985-06-01 Yaesu Musen Co Ltd 低周波増幅回路
JPH0392816U (enrdf_load_stackoverflow) * 1990-11-07 1991-09-20
EP1376858A1 (en) * 1996-10-31 2004-01-02 Bang & Olufsen A/S Pulse modulation power amplifier with enhanced cascade control method
JP2005303814A (ja) * 2004-04-14 2005-10-27 Nec Electronics Corp Ｄ級アンプ
WO2006109245A1 (en) * 2005-04-15 2006-10-19 Koninklijke Philips Electronics N.V. Class-d amplifier
WO2007099442A1 (en) * 2006-03-03 2007-09-07 Bang & Olufsen Icepower A/S Hybrid feedback controlled oscillation modulator and switching power amplifier system
WO2008006367A1 (en) * 2006-07-11 2008-01-17 The Tc Group A/S A high-mode self-oscillating pulse modulator
WO2008037261A1 (en) * 2006-09-28 2008-04-03 Pascal A/S Controlled power converter
US7391258B2 (en) 2003-06-27 2008-06-24 Tc Electronic A/S Self-oscillating power circuit
NL1036600C2 (en) * 2009-02-18 2010-08-19 Hypex Electronics B V Self oscillating class d amplification device.
EP2221964A1 (en) 2009-02-18 2010-08-25 Hypex Electronics B.V. Self oscillating class D amplification device
JP2012054626A (ja) * 2010-08-31 2012-03-15 Fujitsu Semiconductor Ltd 出力スイッチング回路
WO2012036066A1 (ja) * 2010-09-13 2012-03-22 株式会社ウインズ 自励型発振回路及びｄ級増幅装置
JP2012225930A (ja) * 2011-04-21 2012-11-15 Abb Ag 補償原理に基づいて制御する電流センサ
CN107231136A (zh) * 2016-03-25 2017-10-03 雅马哈株式会社 Btl输出的自振荡d类放大器
JP2018088575A (ja) * 2016-11-28 2018-06-07 協同電子エンジニアリング株式会社 Ｄ級電力増幅器
JP2020198629A (ja) * 2018-07-05 2020-12-10 セイコーエプソン株式会社 駆動回路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6452168U (enrdf_load_stackoverflow) * 1987-09-28 1989-03-30
JP5633163B2 (ja) 2010-03-18 2014-12-03 ヤマハ株式会社 Ｄ級電力増幅装置
JP6699073B2 (ja) 2016-03-25 2020-05-27 ヤマハ株式会社 自励式ｄ級増幅器
JP6724996B2 (ja) 2016-09-29 2020-07-15 ヤマハ株式会社 Ｄ級増幅器

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58114607A (ja) * 1981-12-28 1983-07-08 Nippon Columbia Co Ltd 電力増幅器
JPS6098708A (ja) * 1983-11-04 1985-06-01 Yaesu Musen Co Ltd 低周波増幅回路
JPH0392816U (enrdf_load_stackoverflow) * 1990-11-07 1991-09-20
EP1376858A1 (en) * 1996-10-31 2004-01-02 Bang & Olufsen A/S Pulse modulation power amplifier with enhanced cascade control method
US7391258B2 (en) 2003-06-27 2008-06-24 Tc Electronic A/S Self-oscillating power circuit
EP1639702B1 (en) * 2003-06-27 2008-11-19 The TC Group A/S Self-oscillating power circuit
JP2005303814A (ja) * 2004-04-14 2005-10-27 Nec Electronics Corp Ｄ級アンプ
WO2006109245A1 (en) * 2005-04-15 2006-10-19 Koninklijke Philips Electronics N.V. Class-d amplifier
WO2007099442A1 (en) * 2006-03-03 2007-09-07 Bang & Olufsen Icepower A/S Hybrid feedback controlled oscillation modulator and switching power amplifier system
US8013678B2 (en) 2006-03-03 2011-09-06 Bang & Olufsen Icepower A/S, Gi. Hybrid feedback controlled oscillation modulator and switching power amplifier system
WO2008006367A1 (en) * 2006-07-11 2008-01-17 The Tc Group A/S A high-mode self-oscillating pulse modulator
WO2008037261A1 (en) * 2006-09-28 2008-04-03 Pascal A/S Controlled power converter
US7893743B2 (en) 2006-09-28 2011-02-22 Pascal A/S Controlled power converter
EP2221964A1 (en) 2009-02-18 2010-08-25 Hypex Electronics B.V. Self oscillating class D amplification device
JP2010193455A (ja) * 2009-02-18 2010-09-02 Hypex Electronics Bv 自励発振型ｄ級増幅装置
NL1036600C2 (en) * 2009-02-18 2010-08-19 Hypex Electronics B V Self oscillating class d amplification device.
US8049557B2 (en) 2009-02-18 2011-11-01 Hypex Electronics B.V. Self oscillating class D amplification device
JP2012054626A (ja) * 2010-08-31 2012-03-15 Fujitsu Semiconductor Ltd 出力スイッチング回路
US8957648B2 (en) 2010-08-31 2015-02-17 Spansion Llc Output switching circuit
US9502979B2 (en) 2010-08-31 2016-11-22 Cypress Semiconductor Corporation Output switching circuit
WO2012036066A1 (ja) * 2010-09-13 2012-03-22 株式会社ウインズ 自励型発振回路及びｄ級増幅装置
JP2012225930A (ja) * 2011-04-21 2012-11-15 Abb Ag 補償原理に基づいて制御する電流センサ
CN107231136A (zh) * 2016-03-25 2017-10-03 雅马哈株式会社 Btl输出的自振荡d类放大器
JP2018088575A (ja) * 2016-11-28 2018-06-07 協同電子エンジニアリング株式会社 Ｄ級電力増幅器
JP2020198629A (ja) * 2018-07-05 2020-12-10 セイコーエプソン株式会社 駆動回路

Also Published As

Publication number Publication date
JPS6121007B2 (enrdf_load_stackoverflow) 1986-05-24

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