JP4631529B2 - トランス - Google Patents
トランス Download PDFInfo
- Publication number
- JP4631529B2 JP4631529B2 JP2005133120A JP2005133120A JP4631529B2 JP 4631529 B2 JP4631529 B2 JP 4631529B2 JP 2005133120 A JP2005133120 A JP 2005133120A JP 2005133120 A JP2005133120 A JP 2005133120A JP 4631529 B2 JP4631529 B2 JP 4631529B2
- Authority
- JP
- Japan
- Prior art keywords
- winding
- layer
- feedback
- transformer
- shaft portion
- 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 - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/42—Flyback transformers
-
- 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
- H02M3/338—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 in a self-oscillating arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/346—Preventing or reducing leakage fields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/38—Auxiliary core members; Auxiliary coils or windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
- Dc-Dc Converters (AREA)
- Coils Or Transformers For Communication (AREA)
Description
2 1次巻線
3 2次巻線
4 帰還巻線
5 ボビン
51 軸部
52 鍔部
Claims (3)
- リンギングチョークコンバータ方式のスイッチング電源に用いられ、スイッチング素子を介して入力側に接続される1次巻線と、出力側に接続される2次巻線と、1次巻線に接続されたスイッチング素子を駆動する帰還巻線と、絶縁材料からなり均一な外径を有する軸部と軸部の両端からそれぞれ軸部の径方向に突設された鍔部とを有するボビンとを備え、各巻線がボビンの鍔部の間で軸部に対し軸部の径方向に重なる4つの巻線層に分けて巻回されたトランスにおいて、
1次巻線は最も内側の巻線層と内側から4番目の巻線層とをそれぞれ構成し、
2次巻線は内側から2番目の巻線層を構成し、
帰還巻線は内側から3番目の巻線層を構成し、
帰還巻線が、一方の鍔部に近接する位置から他方の鍔部に近接する位置まで隙間無く巻回され、
1次巻線の最も内側の巻線層における巻き始めの位置と巻き終わりの位置とが、それぞれ鍔部に近接していて、
最も内側の巻線層の巻数が、内側から4番目の巻線層の巻数より多いことを特徴とするトランス。 - 巻線のうち少なくとも1本をリッツ線で構成したことを特徴とする請求項1記載のトランス。
- 帰還巻線を銅箔で構成したことを特徴とする請求項1記載のトランス。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005133120A JP4631529B2 (ja) | 2005-04-28 | 2005-04-28 | トランス |
AT06008316T ATE483237T1 (de) | 2005-04-28 | 2006-04-21 | Transformator |
EP06008316A EP1717826B1 (en) | 2005-04-28 | 2006-04-21 | Transformer |
DE602006017140T DE602006017140D1 (de) | 2005-04-28 | 2006-04-21 | Transformator |
US11/410,200 US20060244398A1 (en) | 2005-04-28 | 2006-04-25 | Transformer |
CNB2006100792684A CN100561616C (zh) | 2005-04-28 | 2006-04-25 | 变压器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005133120A JP4631529B2 (ja) | 2005-04-28 | 2005-04-28 | トランス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006310648A JP2006310648A (ja) | 2006-11-09 |
JP4631529B2 true JP4631529B2 (ja) | 2011-02-16 |
Family
ID=36645332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005133120A Expired - Fee Related JP4631529B2 (ja) | 2005-04-28 | 2005-04-28 | トランス |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060244398A1 (ja) |
EP (1) | EP1717826B1 (ja) |
JP (1) | JP4631529B2 (ja) |
CN (1) | CN100561616C (ja) |
AT (1) | ATE483237T1 (ja) |
DE (1) | DE602006017140D1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010015105A1 (en) * | 2008-08-06 | 2010-02-11 | Iwatt Inc. | Power converter using energy stored in leakage inductance of transformer to power switch controller |
DE102009008110A1 (de) * | 2009-02-09 | 2010-08-19 | Epcos Ag | Hochfrequenz-Schwingdrossel |
CN102226967B (zh) * | 2011-04-13 | 2016-07-06 | 深圳茂硕电子科技有限公司 | 一种特殊的去y电容的电磁兼容的方法 |
EP2696358B1 (de) * | 2012-08-10 | 2018-10-10 | STS Spezial-Transformatoren-Stockach GmbH & Co. KG | Mittelfrequenz-Transformator |
JP6150893B2 (ja) * | 2013-07-02 | 2017-06-21 | 三菱電機株式会社 | 電力変換装置及び冷凍空気調和装置 |
DE102014202531A1 (de) * | 2014-02-12 | 2015-08-13 | Siemens Aktiengesellschaft | Hochspannungstransformatorvorrichtung mit einstellbarer Streuung, Wechselrichterschaltung mit einer Hochspannungstransformatorvorrichtung und Verwendung einer Hochspannungstransformatorvorrichtung |
US20160189856A1 (en) * | 2014-11-03 | 2016-06-30 | Hubbell Incorporated | Intrinsically safe transformers |
EP3035349B1 (en) * | 2014-12-17 | 2018-09-05 | Nxp B.V. | A transformer |
CN106057463B (zh) * | 2016-08-03 | 2018-01-05 | 佛山市中研非晶科技股份有限公司 | 一种功率电感及其绕制方法 |
WO2018201484A1 (zh) * | 2017-05-05 | 2018-11-08 | 华为技术有限公司 | 一种变压器及开关电源 |
JP6278153B1 (ja) * | 2017-11-08 | 2018-02-14 | 日新電機株式会社 | 変圧器 |
CN110351920B (zh) * | 2018-04-08 | 2022-05-27 | 朗德万斯公司 | 驱动器和照明模块 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4159457A (en) * | 1977-10-25 | 1979-06-26 | Burroughs Corporation | Low voltage high current transformer |
JPH08340675A (ja) * | 1995-06-14 | 1996-12-24 | Fuji Electric Co Ltd | スイッチング電源回路の間欠発振防止回路 |
JPH0917657A (ja) * | 1995-06-29 | 1997-01-17 | Canon Inc | 変圧器およびスイッチング電源装置 |
JPH09246065A (ja) * | 1996-03-06 | 1997-09-19 | Toyo Commun Equip Co Ltd | 箔巻コイル用銅箔及び箔巻コイル |
JPH1052036A (ja) * | 1996-07-26 | 1998-02-20 | Toshiba Corp | スイッチング電源装置 |
JPH11176244A (ja) * | 1997-10-06 | 1999-07-02 | Furukawa Electric Co Ltd:The | 多層絶縁電線及びそれを用いた変圧器 |
JP2000299233A (ja) * | 1999-04-15 | 2000-10-24 | Toko Inc | 電源用トランス |
JP2000324823A (ja) * | 1999-05-12 | 2000-11-24 | Sharp Corp | スイッチング電源装置 |
JP2004047731A (ja) * | 2002-07-11 | 2004-02-12 | Canon Inc | コイル部品およびその製造方法、並びに、電源装置 |
JP2004112991A (ja) * | 2002-08-29 | 2004-04-08 | Matsushita Electric Ind Co Ltd | スイッチング電源装置 |
JP2004173383A (ja) * | 2002-11-19 | 2004-06-17 | Nagano Japan Radio Co | スイッチング回路のノイズ低減方法 |
JP2005136314A (ja) * | 2003-10-31 | 2005-05-26 | Matsushita Electric Ind Co Ltd | スイッチング電源用トランスとこれを用いたスイッチング電源 |
JP2006067751A (ja) * | 2004-08-30 | 2006-03-09 | Sanken Electric Co Ltd | 直流電源装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB553596A (en) * | 1940-11-14 | 1943-05-27 | Standard Telephones Cables Ltd | Inductance devices |
DE2305957C3 (de) * | 1973-02-07 | 1983-11-24 | Siemens AG, 1000 Berlin und 8000 München | Transformator für ein Sperrwandler-Schaltnetzteil in einem Farbfernseher |
US4683518A (en) * | 1986-11-17 | 1987-07-28 | R. E. Phelon Company, Inc. | Ignition for oil burner |
US4823248A (en) * | 1987-04-07 | 1989-04-18 | Murata Manufacturing Co., Ltd. | High voltage generator |
US5012125A (en) * | 1987-06-03 | 1991-04-30 | Norand Corporation | Shielded electrical wire construction, and transformer utilizing the same for reduction of capacitive coupling |
-
2005
- 2005-04-28 JP JP2005133120A patent/JP4631529B2/ja not_active Expired - Fee Related
-
2006
- 2006-04-21 EP EP06008316A patent/EP1717826B1/en not_active Not-in-force
- 2006-04-21 DE DE602006017140T patent/DE602006017140D1/de active Active
- 2006-04-21 AT AT06008316T patent/ATE483237T1/de not_active IP Right Cessation
- 2006-04-25 US US11/410,200 patent/US20060244398A1/en not_active Abandoned
- 2006-04-25 CN CNB2006100792684A patent/CN100561616C/zh not_active Expired - Fee Related
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4159457A (en) * | 1977-10-25 | 1979-06-26 | Burroughs Corporation | Low voltage high current transformer |
JPH08340675A (ja) * | 1995-06-14 | 1996-12-24 | Fuji Electric Co Ltd | スイッチング電源回路の間欠発振防止回路 |
JPH0917657A (ja) * | 1995-06-29 | 1997-01-17 | Canon Inc | 変圧器およびスイッチング電源装置 |
JPH09246065A (ja) * | 1996-03-06 | 1997-09-19 | Toyo Commun Equip Co Ltd | 箔巻コイル用銅箔及び箔巻コイル |
JPH1052036A (ja) * | 1996-07-26 | 1998-02-20 | Toshiba Corp | スイッチング電源装置 |
JPH11176244A (ja) * | 1997-10-06 | 1999-07-02 | Furukawa Electric Co Ltd:The | 多層絶縁電線及びそれを用いた変圧器 |
JP2000299233A (ja) * | 1999-04-15 | 2000-10-24 | Toko Inc | 電源用トランス |
JP2000324823A (ja) * | 1999-05-12 | 2000-11-24 | Sharp Corp | スイッチング電源装置 |
JP2004047731A (ja) * | 2002-07-11 | 2004-02-12 | Canon Inc | コイル部品およびその製造方法、並びに、電源装置 |
JP2004112991A (ja) * | 2002-08-29 | 2004-04-08 | Matsushita Electric Ind Co Ltd | スイッチング電源装置 |
JP2004173383A (ja) * | 2002-11-19 | 2004-06-17 | Nagano Japan Radio Co | スイッチング回路のノイズ低減方法 |
JP2005136314A (ja) * | 2003-10-31 | 2005-05-26 | Matsushita Electric Ind Co Ltd | スイッチング電源用トランスとこれを用いたスイッチング電源 |
JP2006067751A (ja) * | 2004-08-30 | 2006-03-09 | Sanken Electric Co Ltd | 直流電源装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1717826A2 (en) | 2006-11-02 |
JP2006310648A (ja) | 2006-11-09 |
ATE483237T1 (de) | 2010-10-15 |
DE602006017140D1 (de) | 2010-11-11 |
US20060244398A1 (en) | 2006-11-02 |
EP1717826B1 (en) | 2010-09-29 |
CN1866423A (zh) | 2006-11-22 |
EP1717826A3 (en) | 2009-03-18 |
CN100561616C (zh) | 2009-11-18 |
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