DE69603697T2 - Schaltnetzteil mit transformator und rückkopplung durch primärwicklung - Google Patents
Schaltnetzteil mit transformator und rückkopplung durch primärwicklungInfo
- Publication number
- DE69603697T2 DE69603697T2 DE69603697T DE69603697T DE69603697T2 DE 69603697 T2 DE69603697 T2 DE 69603697T2 DE 69603697 T DE69603697 T DE 69603697T DE 69603697 T DE69603697 T DE 69603697T DE 69603697 T2 DE69603697 T2 DE 69603697T2
- Authority
- DE
- Germany
- Prior art keywords
- current
- signal
- power supply
- switching power
- voltage
- 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 - Lifetime
Links
- 238000004804 winding Methods 0.000 title claims description 83
- 238000005259 measurement Methods 0.000 claims description 33
- 239000003990 capacitor Substances 0.000 claims description 22
- 230000004044 response Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000003071 parasitic effect Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- H02M3/33507—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
- H02M3/33523—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 with galvanic isolation between input and output of both the power stage and the feedback loop
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP95870111 | 1995-10-02 | ||
| PCT/IB1996/000972 WO1997013314A1 (en) | 1995-10-02 | 1996-09-20 | Switched-mode power supply with transformer and feedback via primary winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69603697D1 DE69603697D1 (de) | 1999-09-16 |
| DE69603697T2 true DE69603697T2 (de) | 2000-02-17 |
Family
ID=8222158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69603697T Expired - Lifetime DE69603697T2 (de) | 1995-10-02 | 1996-09-20 | Schaltnetzteil mit transformator und rückkopplung durch primärwicklung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5757625A (enExample) |
| EP (1) | EP0795230B1 (enExample) |
| JP (1) | JP3690814B2 (enExample) |
| KR (1) | KR100405118B1 (enExample) |
| CN (1) | CN1047039C (enExample) |
| DE (1) | DE69603697T2 (enExample) |
| WO (1) | WO1997013314A1 (enExample) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI113918B (fi) * | 1997-01-07 | 2004-06-30 | Salcomp Oy | Ensiosäätöinen hakkuriteholähde |
| US7269034B2 (en) | 1997-01-24 | 2007-09-11 | Synqor, Inc. | High efficiency power converter |
| EP0954899A2 (en) | 1997-01-24 | 1999-11-10 | Fische, LLC | High efficiency power converter |
| JP2000509958A (ja) * | 1997-03-05 | 2000-08-02 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 制御ループ内に遅延不感タイミングを有する切換モード電源 |
| US5831839A (en) * | 1997-03-21 | 1998-11-03 | U.S. Philips Corporation | Switched-mode power supply |
| US5995386A (en) * | 1998-04-03 | 1999-11-30 | Lucent Technologies Inc. | Control circuit arrangement for limiting output current in power switching transistor |
| EP1081840A1 (en) * | 1999-09-06 | 2001-03-07 | THOMSON multimedia S.A. | DC-DC Converter |
| EP1087511A3 (en) * | 1999-09-06 | 2009-07-01 | THOMSON multimedia S.A. | DC-DC converter |
| DE19948903C2 (de) * | 1999-10-11 | 2002-07-18 | Infineon Technologies Ag | Getaktete Stromversorgung |
| AT410619B (de) * | 2000-07-14 | 2003-06-25 | Siemens Ag Oesterreich | Verfahren zum erkennen und/oder begrenzen von kurzschlusszuständen eines schaltwandlers |
| DE10040413B4 (de) | 2000-08-18 | 2006-11-09 | Infineon Technologies Ag | Schaltungsanordnung zur Erzeugung eines Schaltsignals für ein stromgesteuertes Schaltnetzteil |
| WO2002027906A1 (fr) * | 2000-09-28 | 2002-04-04 | Stmicroelectronics S.A. | Limitation du mode continu d'un convertisseur de puissance |
| US6469491B1 (en) | 2000-11-15 | 2002-10-22 | Peco Ii, Inc. | Apparatus and method for measuring DC load current of a switching power supply |
| US6778365B2 (en) * | 2002-01-30 | 2004-08-17 | Koninklijke Philips Electronics N.V. | Charging circuit |
| US20050036245A1 (en) * | 2003-08-15 | 2005-02-17 | Intersil Americas Inc. | Bridge power converter overload protection |
| US7280376B2 (en) * | 2004-10-15 | 2007-10-09 | Dell Products L.P. | Primary side voltage sense for AC/DC power supplies capable of compensation for a voltage drop in the secondary |
| US20060133115A1 (en) * | 2004-12-22 | 2006-06-22 | Phadke Vijay G | Adaptive blanking of transformer primary-side feedback winding signals |
| JP4880679B2 (ja) * | 2005-06-16 | 2012-02-22 | アギア システムズ インコーポレーテッド | トランスレスのパワー・オーバー・イーサネット・システム |
| WO2007003967A2 (en) * | 2005-07-06 | 2007-01-11 | Cambridge Semiconductor Limited | Switch mode power supply control systems |
| US7685440B2 (en) * | 2005-07-21 | 2010-03-23 | Agere Systems Inc. | Switch with fully isolated power sourcing equipment control |
| US7149097B1 (en) | 2005-08-17 | 2006-12-12 | Synditec, Inc. | AC/DC converter with power factor correction |
| DE102005040876A1 (de) * | 2005-08-29 | 2007-03-01 | Austriamicrosystems Ag | Steuerungsanordnung für einen Spannungskonverter, Spannungskonverter sowie Verfahren zum Konvertieren einer ersten Gleichspannung in eine zweite Gleichspannung |
| US7710098B2 (en) * | 2005-12-16 | 2010-05-04 | Cambridge Semiconductor Limited | Power supply driver circuit |
| GB0615029D0 (en) * | 2005-12-22 | 2006-09-06 | Cambridge Semiconductor Ltd | Switch mode power supply controllers |
| US7733098B2 (en) * | 2005-12-22 | 2010-06-08 | Cambridge Semiconductor Limited | Saturation detection circuits |
| GB2438463A (en) | 2006-05-23 | 2007-11-28 | Cambridge Semiconductor Ltd | Regulating the output of a switch mode power supply |
| US8446746B2 (en) | 2006-05-23 | 2013-05-21 | Cambridge Semiconductor Limited | Switch mode power supply controller with feedback signal decay sensing |
| GB2438465B (en) | 2006-05-23 | 2008-05-21 | Cambridge Semiconductor Ltd | Switch mode power supply controllers |
| WO2007135454A1 (en) * | 2006-05-23 | 2007-11-29 | Cambridge Semiconductor Limited | Switch mode power supply controllers |
| US7471531B2 (en) | 2006-08-22 | 2008-12-30 | Agere Systems Inc. | Programmable feedback voltage pulse sampling for switched power supplies |
| US7843670B2 (en) * | 2006-09-29 | 2010-11-30 | Agere Systems Inc. | Isolated switched maintain power signature (MPS) and fault monitoring for power over Ethernet |
| US7996166B2 (en) * | 2007-03-26 | 2011-08-09 | Agere Systems Inc. | Isolated capacitive signature detection for powered devices |
| US7643320B2 (en) | 2007-03-28 | 2010-01-05 | Agere Systems Inc. | Isolated resistive signature detection for powered devices |
| DE102007058613A1 (de) * | 2007-12-04 | 2009-06-18 | R. Stahl Schaltgeräte GmbH | Sperrwandler |
| TWI374602B (en) * | 2008-12-29 | 2012-10-11 | Richtek Technology Corp | Power supply control circuit and method for sensing voltage in the power supply control circuit |
| TW201128961A (en) * | 2010-02-04 | 2011-08-16 | Nat Univ Chung Cheng | Current-mode digital-to-analog converter with prospective correction mechanism |
| TWI413882B (zh) * | 2010-10-13 | 2013-11-01 | Alpha Imaging Technology Corp | 參考電流產生裝置及方法 |
| US10199950B1 (en) | 2013-07-02 | 2019-02-05 | Vlt, Inc. | Power distribution architecture with series-connected bus converter |
| EP3595128A1 (en) * | 2018-07-09 | 2020-01-15 | Siemens Aktiengesellschaft | Power supply apparatus |
| CN111707962B (zh) * | 2020-08-20 | 2020-11-10 | 上海南麟电子股份有限公司 | 交流检测电路 |
| CN111929504B (zh) * | 2020-09-28 | 2020-12-18 | 上海南麟电子股份有限公司 | 交流电阻检测电路及系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4425611A (en) * | 1981-10-16 | 1984-01-10 | Rca Corporation | Switching voltage regulators with output voltages indirectly regulated respective to directly regulated boosted input voltages |
| US4739462A (en) * | 1984-12-26 | 1988-04-19 | Hughes Aircraft Company | Power supply with noise immune current sensing |
| US4800323A (en) * | 1985-11-04 | 1989-01-24 | Tomar Electronics, Inc. | Single-ended self-oscillating dc-dc converter for intermittently energized load having VBE responsive current limit circuit |
| US4682081A (en) * | 1985-11-04 | 1987-07-21 | Tomar Electronics, Inc. | Single-ended, self-oscillating DC-DC converter for intermittently energized load having VBE responsive current limit circuit |
| US5448469A (en) * | 1990-02-15 | 1995-09-05 | Deutsche Thomson-Brandt Gmbh | Switch mode power supply with output feedback isolation |
| US5060131A (en) * | 1990-05-29 | 1991-10-22 | Tomar Electronics, Inc. | DC to DC converter power supply with feedback controlled constant current output |
| US5138543A (en) * | 1991-05-31 | 1992-08-11 | At&T Bell Laboratories | Output voltage estimating circuit for a power converter having galvanic isolation between input and output circuits |
| NL9201053A (nl) | 1992-06-15 | 1994-01-03 | Koninkl Philips Electronics Nv | Switched capacitor ladingspomp, alsmede zaagtandoscillator voorzien van een dergelijke switched capacitor ladingspomp. |
-
1996
- 1996-09-20 EP EP96929480A patent/EP0795230B1/en not_active Expired - Lifetime
- 1996-09-20 KR KR1019970703674A patent/KR100405118B1/ko not_active Expired - Fee Related
- 1996-09-20 JP JP51409597A patent/JP3690814B2/ja not_active Expired - Lifetime
- 1996-09-20 DE DE69603697T patent/DE69603697T2/de not_active Expired - Lifetime
- 1996-09-20 WO PCT/IB1996/000972 patent/WO1997013314A1/en not_active Ceased
- 1996-09-20 CN CN96191253A patent/CN1047039C/zh not_active Expired - Fee Related
- 1996-09-30 US US08/722,652 patent/US5757625A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0795230B1 (en) | 1999-08-11 |
| US5757625A (en) | 1998-05-26 |
| KR987000724A (ko) | 1998-03-30 |
| CN1166241A (zh) | 1997-11-26 |
| CN1047039C (zh) | 1999-12-01 |
| WO1997013314A1 (en) | 1997-04-10 |
| KR100405118B1 (ko) | 2004-02-19 |
| DE69603697D1 (de) | 1999-09-16 |
| JPH10510699A (ja) | 1998-10-13 |
| EP0795230A1 (en) | 1997-09-17 |
| JP3690814B2 (ja) | 2005-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: NXP B.V., EINDHOVEN, NL |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN |