PE2997A1 - Circuito convertidor de alimentacion - Google Patents

Circuito convertidor de alimentacion

Info

Publication number
PE2997A1
PE2997A1 PE1995282767A PE28276795A PE2997A1 PE 2997 A1 PE2997 A1 PE 2997A1 PE 1995282767 A PE1995282767 A PE 1995282767A PE 28276795 A PE28276795 A PE 28276795A PE 2997 A1 PE2997 A1 PE 2997A1
Authority
PE
Peru
Prior art keywords
circuit
converter
post
power supply
converter circuit
Prior art date
Application number
PE1995282767A
Other languages
English (en)
Inventor
Alvarez Jose Antonio Pozas
Pacheco Victor Bernales
Original Assignee
Telefonica Sa
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 Telefonica Sa filed Critical Telefonica Sa
Publication of PE2997A1 publication Critical patent/PE2997A1/es

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33561—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having more than one ouput with independent control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Power Conversion In General (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

REFERIDO A UN CIRCUITO QUE SUMINISTRA LA TENSION NECESARIA PARA LAS DIFERENTES PLACAS DEL SISTEMA DE MODERNIZACION DE CENTRALES TELEFONICAS ELECTROMECANICAS, EL CUAL CONSISTE DE UN CONVERTIDOR DC/DC POR MODULACION DE ANCHURA DE PULSOS EN MODO CORRIENTE COMPRENDIDO POR: A) UN CONVERTIDOR PRINCIPAL QUE CONTIENE UN BLOQUE DE CONTROL PRINCIPAL, UN CONMUTADOR, UN TRANSFORMADOR, UN CIRCUITO DE REALIMENTACION Y RECTIFICADORES DE LA SENAL DE SALIDA; B) DOS MODULOS POSTREGULADORES DE SALIDA DE V12P Y V5N; Y C) UN MODULO DE CIRCUITOS DE PROTECCION, SINCRONISMO Y RESET, CARACTERIZADO POR LA REGULACION DE MAS DE UNA DE LAS SALIDAS DEL CIRCUITO ESTANDO DICHO CONVERTIDOR Y UNO DE LOS POSTREGULADORES TRABAJANDO DE FORMA SINCRONA A LA FRECUENCIA DE CONMUTACION Y SUMINISTRANDOSE LA MAXIMA POTENCIA POR AL MENOS DOS DE LAS SALIDAS DE FORMA INDISTINTA. SE UTILIZA PARA LA TELEFONIA PUBLICA
PE1995282767A 1994-10-24 1995-10-24 Circuito convertidor de alimentacion PE2997A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES09402206A ES2101640B1 (es) 1994-10-24 1994-10-24 Circuito convertidor de alimentacion.

Publications (1)

Publication Number Publication Date
PE2997A1 true PE2997A1 (es) 1997-03-22

Family

ID=8287792

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1995282767A PE2997A1 (es) 1994-10-24 1995-10-24 Circuito convertidor de alimentacion

Country Status (7)

Country Link
EP (1) EP0709949A3 (es)
BR (1) BR9504817A (es)
CO (1) CO4600717A1 (es)
ES (1) ES2101640B1 (es)
MA (1) MA23679A1 (es)
PE (1) PE2997A1 (es)
UY (1) UY24047A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19540512A1 (de) * 1995-10-31 1997-05-15 Kommunikations Elektronik Schaltungsanordnung zur Erzeugung von betragsmäßig unterschiedlichen Gleichspannungen
US7269034B2 (en) 1997-01-24 2007-09-11 Synqor, Inc. High efficiency power converter
EP1083436B1 (en) 1999-09-08 2005-06-01 STMicroelectronics S.r.l. Method and circuit for testing the presence of multiple supply voltages in an integrated circuit
US10199950B1 (en) 2013-07-02 2019-02-05 Vlt, Inc. Power distribution architecture with series-connected bus converter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4073003A (en) * 1974-06-12 1978-02-07 Raytheon Company High efficiency low-loss power supply
DE3476307D1 (en) * 1984-10-18 1989-02-23 Honeywell Bull Spa Multiple output switching power supply
GB8508064D0 (en) * 1985-03-28 1985-05-01 Coutant Electronics Ltd Electrical power supplies
JPS62196071A (ja) * 1986-02-24 1987-08-29 Fanuc Ltd パワ−デバイス駆動用電源
US4833582A (en) * 1987-03-27 1989-05-23 Siemens Aktiengesellschaft Frequency converter circuit including a single-ended blocking frequency converter
FR2650410B1 (fr) * 1989-07-28 1991-10-11 Bull Sa Dispositif convertisseur d'energie a sorties multiples
US4975820A (en) * 1989-09-01 1990-12-04 National Semiconductor Corporation Adaptive compensating ramp generator for current-mode DC/DC converters

Also Published As

Publication number Publication date
CO4600717A1 (es) 1998-05-08
UY24047A1 (es) 1995-10-16
EP0709949A3 (en) 1996-07-17
BR9504817A (pt) 1997-10-07
ES2101640A1 (es) 1997-07-01
ES2101640B1 (es) 1997-12-16
MA23679A1 (fr) 1996-07-01
EP0709949A2 (en) 1996-05-01

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed