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AU5684601A - Output stage protection circuit for power amplifier - Google Patents

Output stage protection circuit for power amplifier

Info

Publication number
AU5684601A
AU5684601A AU56846/01A AU5684601A AU5684601A AU 5684601 A AU5684601 A AU 5684601A AU 56846/01 A AU56846/01 A AU 56846/01A AU 5684601 A AU5684601 A AU 5684601A AU 5684601 A AU5684601 A AU 5684601A
Authority
AU
Australia
Prior art keywords
power amplifier
protection circuit
output stage
stage protection
output
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.)
Abandoned
Application number
AU56846/01A
Inventor
Bumjong Ko
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU5684601A publication Critical patent/AU5684601A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • 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
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3069—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output
    • H03F3/3076—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output with symmetrical driving of the end stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
AU56846/01A 2000-05-30 2001-05-15 Output stage protection circuit for power amplifier Abandoned AU5684601A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2000-0029205A KR100394171B1 (en) 2000-05-30 2000-05-30 Output device protection circuit for power amplifier
KR0029205 2000-05-30
PCT/KR2001/000782 WO2001093419A1 (en) 2000-05-30 2001-05-15 Output stage protection circuit for power amplifier

Publications (1)

Publication Number Publication Date
AU5684601A true AU5684601A (en) 2001-12-11

Family

ID=19670778

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56846/01A Abandoned AU5684601A (en) 2000-05-30 2001-05-15 Output stage protection circuit for power amplifier

Country Status (3)

Country Link
KR (1) KR100394171B1 (en)
AU (1) AU5684601A (en)
WO (1) WO2001093419A1 (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020065404A (en) * 2002-05-24 2002-08-13 이스타랩(주) apparatus for controlling digital amp output using a automatic load detecting in audio equipment and method thereof
US6927626B2 (en) * 2002-09-23 2005-08-09 Harman International Industries, Incorporated Thermal protection system for an output stage of an amplifier
KR100900267B1 (en) 2007-08-06 2009-05-29 (주)태진기술 Ultra-Low-Dropout Voltage Regulators
KR101312546B1 (en) * 2012-03-29 2013-09-30 김남걸 Overcurrent limiting device for power amplifier
US10020800B2 (en) 2013-11-14 2018-07-10 Eagle Harbor Technologies, Inc. High voltage nanosecond pulser with variable pulse width and pulse repetition frequency
US10978955B2 (en) 2014-02-28 2021-04-13 Eagle Harbor Technologies, Inc. Nanosecond pulser bias compensation
CN116633324A (en) 2013-11-14 2023-08-22 鹰港科技有限公司 High-voltage nanosecond pulse generator
US11539352B2 (en) 2013-11-14 2022-12-27 Eagle Harbor Technologies, Inc. Transformer resonant converter
US10892140B2 (en) 2018-07-27 2021-01-12 Eagle Harbor Technologies, Inc. Nanosecond pulser bias compensation
US10483089B2 (en) 2014-02-28 2019-11-19 Eagle Harbor Technologies, Inc. High voltage resistive output stage circuit
KR101694242B1 (en) 2015-12-15 2017-01-09 현대오트론 주식회사 Power amplifier including a protection circuit
US11004660B2 (en) 2018-11-30 2021-05-11 Eagle Harbor Technologies, Inc. Variable output impedance RF generator
US11430635B2 (en) 2018-07-27 2022-08-30 Eagle Harbor Technologies, Inc. Precise plasma control system
US10903047B2 (en) 2018-07-27 2021-01-26 Eagle Harbor Technologies, Inc. Precise plasma control system
CN106018934B (en) * 2016-08-01 2019-02-22 国网福建省电力有限公司 An IGBT overcurrent detection circuit capable of continuously adjusting the overcurrent point and its realization method
CN110692188B (en) 2017-02-07 2022-09-09 鹰港科技有限公司 Transformer resonant converter
WO2019040949A1 (en) 2017-08-25 2019-02-28 Eagle Harbor Technologies, Inc. Arbitarary waveform generation using nanosecond pulses
US11222767B2 (en) 2018-07-27 2022-01-11 Eagle Harbor Technologies, Inc. Nanosecond pulser bias compensation
US11810761B2 (en) 2018-07-27 2023-11-07 Eagle Harbor Technologies, Inc. Nanosecond pulser ADC system
US11532457B2 (en) 2018-07-27 2022-12-20 Eagle Harbor Technologies, Inc. Precise plasma control system
US11302518B2 (en) 2018-07-27 2022-04-12 Eagle Harbor Technologies, Inc. Efficient energy recovery in a nanosecond pulser circuit
US10607814B2 (en) 2018-08-10 2020-03-31 Eagle Harbor Technologies, Inc. High voltage switch with isolated power
EP3834285B1 (en) 2018-08-10 2024-12-25 Eagle Harbor Technologies, Inc. Plasma sheath control for rf plasma reactors
US12456604B2 (en) 2019-12-24 2025-10-28 Eagle Harbor Technologies, Inc. Nanosecond pulser RF isolation for plasma systems
KR20210111841A (en) 2019-01-08 2021-09-13 이글 하버 테크놀로지스, 인코포레이티드 Efficient Energy Recovery in Nanosecond Pulser Circuits
TWI778449B (en) 2019-11-15 2022-09-21 美商鷹港科技股份有限公司 High voltage pulsing circuit
JP7285377B2 (en) 2019-12-24 2023-06-01 イーグル ハーバー テクノロジーズ，インク． Nanosecond Pulser RF Isolation for Plasma Systems
US11967484B2 (en) 2020-07-09 2024-04-23 Eagle Harbor Technologies, Inc. Ion current droop compensation
US11824542B1 (en) 2022-06-29 2023-11-21 Eagle Harbor Technologies, Inc. Bipolar high voltage pulser
WO2024073582A2 (en) 2022-09-29 2024-04-04 Eagle Harbor Technologies, Inc. High voltage plasma control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5995710A (en) * 1982-11-25 1984-06-01 Pioneer Electronic Corp Emitter follower type sepp circuit
JPH0567932A (en) * 1990-12-27 1993-03-19 Pioneer Electron Corp Amplifier
JPH0865061A (en) * 1994-08-24 1996-03-08 Nippon Columbia Co Ltd Idling current control circuit

Also Published As

Publication number Publication date
WO2001093419A1 (en) 2001-12-06
KR20010108619A (en) 2001-12-08
KR100394171B1 (en) 2003-08-09

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase