JPS6231522B2 - - Google Patents

Info

Publication number
JPS6231522B2
JPS6231522B2 JP53066042A JP6604278A JPS6231522B2 JP S6231522 B2 JPS6231522 B2 JP S6231522B2 JP 53066042 A JP53066042 A JP 53066042A JP 6604278 A JP6604278 A JP 6604278A JP S6231522 B2 JPS6231522 B2 JP S6231522B2
Authority
JP
Japan
Prior art keywords
output
transistors
transistor
power
current
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.)
Expired
Application number
JP53066042A
Other languages
English (en)
Japanese (ja)
Other versions
JPS553202A (en
Inventor
Koichi Fukaya
Masashi Shoji
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP6604278A priority Critical patent/JPS553202A/ja
Priority to US06/044,136 priority patent/US4287390A/en
Publication of JPS553202A publication Critical patent/JPS553202A/ja
Publication of JPS6231522B2 publication Critical patent/JPS6231522B2/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
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • 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
    • H03F3/20—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
JP6604278A 1978-05-31 1978-05-31 Power amplifying device Granted JPS553202A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6604278A JPS553202A (en) 1978-05-31 1978-05-31 Power amplifying device
US06/044,136 US4287390A (en) 1978-05-31 1979-05-31 Power amplifier apparatus having over-current protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6604278A JPS553202A (en) 1978-05-31 1978-05-31 Power amplifying device

Publications (2)

Publication Number Publication Date
JPS553202A JPS553202A (en) 1980-01-11
JPS6231522B2 true JPS6231522B2 (en, 2012) 1987-07-09

Family

ID=13304416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6604278A Granted JPS553202A (en) 1978-05-31 1978-05-31 Power amplifying device

Country Status (2)

Country Link
US (1) US4287390A (en, 2012)
JP (1) JPS553202A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952904A (ja) * 1982-09-20 1984-03-27 Sanyo Electric Co Ltd 増幅装置の保護回路
US4544981A (en) * 1984-10-01 1985-10-01 Harris Corporation Short circuit protector/controller circuit
US20050088239A1 (en) * 2003-10-23 2005-04-28 Tai Jy-Der D. Short-circuit detecting and protecting circuit for integrated circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376388A (en) * 1963-09-26 1968-04-02 Martin G. Reiffin Direct-current-coupled transistor power amplifiers
US3448395A (en) * 1967-10-16 1969-06-03 Ampex Power amplifier simultaneous conduction prevention circuit
US3486124A (en) * 1968-06-04 1969-12-23 Hewlett Packard Co Power supply amplifier having means for protecting the output transistors
JPS4968642A (en, 2012) * 1972-11-06 1974-07-03
JPS5641366Y2 (en, 2012) * 1975-01-17 1981-09-28
JPS51101752U (en, 2012) * 1975-02-12 1976-08-16

Also Published As

Publication number Publication date
US4287390A (en) 1981-09-01
JPS553202A (en) 1980-01-11

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