CA1127711A - Shutdown circuit for a switching power supply - Google Patents
Shutdown circuit for a switching power supplyInfo
- Publication number
- CA1127711A CA1127711A CA320,213A CA320213A CA1127711A CA 1127711 A CA1127711 A CA 1127711A CA 320213 A CA320213 A CA 320213A CA 1127711 A CA1127711 A CA 1127711A
- Authority
- CA
- Canada
- Prior art keywords
- output
- shutdown
- power supply
- supply
- duty cycle
- 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
Links
- 230000004044 response Effects 0.000 claims description 9
- 230000002401 inhibitory effect Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 description 8
- 230000006870 function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- 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
- H02M3/33507—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 with automatic control of the output voltage or current, e.g. flyback converters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88130978A | 1978-02-27 | 1978-02-27 | |
| US881,309 | 1978-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1127711A true CA1127711A (en) | 1982-07-13 |
Family
ID=25378216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA320,213A Expired CA1127711A (en) | 1978-02-27 | 1979-01-24 | Shutdown circuit for a switching power supply |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS54124214A (enrdf_load_stackoverflow) |
| AU (1) | AU529798B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1127711A (enrdf_load_stackoverflow) |
| DE (1) | DE2907183A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2015276B (enrdf_load_stackoverflow) |
| NL (1) | NL7901560A (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56125962A (en) * | 1980-03-10 | 1981-10-02 | Canon Inc | Power source voltage detector |
| JPS60150107A (ja) * | 1984-11-19 | 1985-08-07 | Canon Inc | 警告装置 |
| JPH02223377A (ja) * | 1989-02-22 | 1990-09-05 | Fanuc Ltd | プライマリ方式スイッチング・レギュレータ制御回路の保護回路 |
| GB2316556A (en) * | 1996-08-19 | 1998-02-25 | Thomson Multimedia Sa | Power supply with protection arrangement |
| GB2331414B (en) * | 1997-11-12 | 2000-05-10 | Bosch Gmbh Robert | Method of and monitoring means for monitoring a current- regulating stage |
| US6307356B1 (en) * | 1998-06-18 | 2001-10-23 | Linear Technology Corporation | Voltage mode feedback burst mode circuit |
| JP2008312335A (ja) * | 2007-06-14 | 2008-12-25 | Mitsumi Electric Co Ltd | スイッチング電源装置および一次側制御回路 |
| JP5449431B2 (ja) * | 2012-03-09 | 2014-03-19 | 三菱電機株式会社 | インバータ装置 |
| CN113060083B (zh) * | 2019-12-30 | 2025-06-13 | 厦门雅迅智联科技股份有限公司 | 一种带自锁判断机制的汽车电瓶低压关断电路 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2416985C3 (de) * | 1974-04-08 | 1979-12-06 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung zur schnellen Strombegrenzung |
| JPS5444180U (enrdf_load_stackoverflow) * | 1977-09-02 | 1979-03-27 |
-
1979
- 1979-01-24 CA CA320,213A patent/CA1127711A/en not_active Expired
- 1979-01-29 GB GB7902980A patent/GB2015276B/en not_active Expired
- 1979-02-20 JP JP1897879A patent/JPS54124214A/ja active Granted
- 1979-02-21 AU AU44432/79A patent/AU529798B2/en not_active Ceased
- 1979-02-23 DE DE19792907183 patent/DE2907183A1/de not_active Ceased
- 1979-02-27 NL NL7901560A patent/NL7901560A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU529798B2 (en) | 1983-06-23 |
| GB2015276B (en) | 1983-02-02 |
| DE2907183A1 (de) | 1979-09-06 |
| NL7901560A (nl) | 1979-08-29 |
| JPS54124214A (en) | 1979-09-27 |
| JPS6212743B2 (enrdf_load_stackoverflow) | 1987-03-20 |
| GB2015276A (en) | 1979-09-05 |
| AU4443279A (en) | 1979-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4288831A (en) | Shutdown circuit for a switching power supply | |
| US4621313A (en) | Soft-start capacitor discharge circuit | |
| US4717994A (en) | Current mode control for DC converters operating over 50% duty cycle | |
| US6201417B1 (en) | Shaping a current sense signal by using a controlled slew rate | |
| US4725769A (en) | Current limited for constant current for switching driving devices | |
| US4262264A (en) | Apparatus and method for achieving acquisition and maintaining lock in a phase locked loop | |
| US4529927A (en) | Apparatus for the control of a switched power regulator | |
| CA1127711A (en) | Shutdown circuit for a switching power supply | |
| US4195335A (en) | Switching power supply having a wide range input capability | |
| US4353114A (en) | DC/DC Converter | |
| US4476427A (en) | Pulse signal processing circuit having a protection circuit against over-current breakdown | |
| JPH04236618A (ja) | ロックアウト阻止回路 | |
| EP0413749B1 (en) | Dual mode flyback power supply | |
| US3584289A (en) | Regulated inverter using synchronized leading edge pulse width modulation | |
| US4939443A (en) | Method and apparatus for the generation of voltage pulses | |
| US4453115A (en) | DC Motor control system | |
| US5307256A (en) | Trickle charge circuit for an off-line switching power supply | |
| US3323037A (en) | Voltage regulator utilizing a controlled variable duty cycle switch | |
| US6445168B2 (en) | Power output circuit having a pulse-width modulation mode and a permanently closed mode | |
| US4560950A (en) | Method and circuit for phase lock loop initialization | |
| US4588900A (en) | Inverter control system | |
| US4621311A (en) | High-speed switching regulator | |
| JPH02254969A (ja) | スイッチトモード電源回路 | |
| EP0520663A2 (en) | Circuit to improve stability of high duty cycle current controlled PWM regulators | |
| US6002602A (en) | Switching power source with power outage detection signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |