IT1167771B - Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo - Google Patents

Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo

Info

Publication number
IT1167771B
IT1167771B IT21999/81A IT2199981A IT1167771B IT 1167771 B IT1167771 B IT 1167771B IT 21999/81 A IT21999/81 A IT 21999/81A IT 2199981 A IT2199981 A IT 2199981A IT 1167771 B IT1167771 B IT 1167771B
Authority
IT
Italy
Prior art keywords
cinescope
television
protection
power amplifier
final stage
Prior art date
Application number
IT21999/81A
Other languages
English (en)
Other versions
IT8121999A0 (it
Inventor
Valerio Borghese
Pietro Erratico
Silvano Coccetti
Original Assignee
Ates Componenti Elettron
Sgs Microelettronica Spa
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 Ates Componenti Elettron, Sgs Microelettronica Spa filed Critical Ates Componenti Elettron
Priority to IT21999/81A priority Critical patent/IT1167771B/it
Publication of IT8121999A0 publication Critical patent/IT8121999A0/it
Priority to FR8204388A priority patent/FR2507039B1/fr
Priority to GB8213723A priority patent/GB2100086B/en
Priority to US06/377,994 priority patent/US4417292A/en
Priority to DE19823219783 priority patent/DE3219783A1/de
Application granted granted Critical
Publication of IT1167771B publication Critical patent/IT1167771B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
    • 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
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/085—Protection of sawtooth generators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
    • H03K4/69—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier
    • H03K4/693—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier operating in push-pull, e.g. class B

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Details Of Television Scanning (AREA)
IT21999/81A 1981-05-28 1981-05-28 Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo IT1167771B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT21999/81A IT1167771B (it) 1981-05-28 1981-05-28 Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo
FR8204388A FR2507039B1 (fr) 1981-05-28 1982-03-16 Dispositif de circuit pour la protection de l'etage final d'un amplificateur de puissance en circuit integre pour la deflexion verticale d'un kinescope de television
GB8213723A GB2100086B (en) 1981-05-28 1982-05-10 Circuit arrangement for the protection of the final state of an integrated circuit power amplifier for vertical deflection in television receivers
US06/377,994 US4417292A (en) 1981-05-28 1982-05-13 Power amplifier protection circuit
DE19823219783 DE3219783A1 (de) 1981-05-28 1982-05-26 Schaltungsanordnung zum schutz der endstufe eines leistungsverstaerkers in einer integrierten schaltung fuer die vertikalablenkung in einer fernsehroehre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21999/81A IT1167771B (it) 1981-05-28 1981-05-28 Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo

Publications (2)

Publication Number Publication Date
IT8121999A0 IT8121999A0 (it) 1981-05-28
IT1167771B true IT1167771B (it) 1987-05-13

Family

ID=11189987

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21999/81A IT1167771B (it) 1981-05-28 1981-05-28 Disposizione circuitale per la protezione dello stadio finale di un amplificatore di potenza in circuito integrato per la deflessione verticale di un cinescopio televisivo

Country Status (5)

Country Link
US (1) US4417292A (it)
DE (1) DE3219783A1 (it)
FR (1) FR2507039B1 (it)
GB (1) GB2100086B (it)
IT (1) IT1167771B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1218841B (it) * 1984-01-23 1990-04-24 Ates Componenti Elettron Dispositivo di protezione per uno stadio finale in push-pull, contro il cortocircuito tra il terminale di uscita ed il polo positivo dell'alimentazione
FR2593946B1 (fr) * 1986-01-24 1988-06-03 Peugeot Regulateur de tension
US6580321B1 (en) * 2001-08-24 2003-06-17 Anadigics, Inc. Active clamping circuit for power amplifiers
US6762647B1 (en) * 2002-08-09 2004-07-13 Triquint Semiconductor, Inc. Active protection circuit for load mismatched power amplifier
RU2637465C1 (ru) * 2016-12-13 2017-12-04 федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) Дифференциальный усилитель с повышенным ослаблением синфазного сигнала

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845405A (en) * 1973-05-24 1974-10-29 Rca Corp Composite transistor device with over current protection
IT992626B (it) * 1973-07-13 1975-09-30 Ates Componenti Elettron Dispositivo integrato monolitico per la deflessione verticale in televisione

Also Published As

Publication number Publication date
GB2100086B (en) 1984-12-05
FR2507039A1 (fr) 1982-12-03
IT8121999A0 (it) 1981-05-28
DE3219783A1 (de) 1983-05-26
GB2100086A (en) 1982-12-15
DE3219783C2 (it) 1989-05-18
US4417292A (en) 1983-11-22
FR2507039B1 (fr) 1987-07-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970530