CN111883344B - 平面变压器及具有其的电源转换器、电路板 - Google Patents
平面变压器及具有其的电源转换器、电路板 Download PDFInfo
- Publication number
- CN111883344B CN111883344B CN202010209363.1A CN202010209363A CN111883344B CN 111883344 B CN111883344 B CN 111883344B CN 202010209363 A CN202010209363 A CN 202010209363A CN 111883344 B CN111883344 B CN 111883344B
- Authority
- CN
- China
- Prior art keywords
- copper foil
- foil section
- coil
- auxiliary winding
- layer
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 claims abstract description 123
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 102
- 239000011889 copper foil Substances 0.000 claims abstract description 102
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 126
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 150000003071 polychlorinated biphenyls Chemical group 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002346 layers by function Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
- H01F27/288—Shielding
- H01F27/2885—Shielding with shields or electrodes
-
- 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
- H01F27/2804—Printed windings
-
- 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
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
-
- 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
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- 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
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked 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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
- H01F2027/2819—Planar transformers with printed windings, e.g. surrounded by two cores and to be mounted on printed circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Coils Of Transformers For General Uses (AREA)
- Regulation Of General Use Transformers (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010209363.1A CN111883344B (zh) | 2020-03-23 | 2020-03-23 | 平面变压器及具有其的电源转换器、电路板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010209363.1A CN111883344B (zh) | 2020-03-23 | 2020-03-23 | 平面变压器及具有其的电源转换器、电路板 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111883344A CN111883344A (zh) | 2020-11-03 |
CN111883344B true CN111883344B (zh) | 2021-12-10 |
Family
ID=73154298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010209363.1A Active CN111883344B (zh) | 2020-03-23 | 2020-03-23 | 平面变压器及具有其的电源转换器、电路板 |
Country Status (1)
Country | Link |
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CN (1) | CN111883344B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110911126A (zh) * | 2019-11-08 | 2020-03-24 | 深圳市航嘉驰源电气股份有限公司 | 一种平面变压器及电源转换器 |
CN113972057A (zh) * | 2021-12-13 | 2022-01-25 | 潜润电子科技(苏州)有限公司 | 一种用于串联谐振电路的多层板变压器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105655113A (zh) * | 2014-11-12 | 2016-06-08 | 台达电子工业股份有限公司 | Pcb平面变压器及使用这种变压器的变换器 |
CN108538556A (zh) * | 2018-03-21 | 2018-09-14 | 北京华峰测控技术股份有限公司 | 一种隔离变压器 |
CN110556240A (zh) * | 2018-05-31 | 2019-12-10 | 萨尔康普有限公司 | 平面变压器和用于屏蔽平面变压器中的绕组的方法 |
-
2020
- 2020-03-23 CN CN202010209363.1A patent/CN111883344B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105655113A (zh) * | 2014-11-12 | 2016-06-08 | 台达电子工业股份有限公司 | Pcb平面变压器及使用这种变压器的变换器 |
CN108538556A (zh) * | 2018-03-21 | 2018-09-14 | 北京华峰测控技术股份有限公司 | 一种隔离变压器 |
CN110556240A (zh) * | 2018-05-31 | 2019-12-10 | 萨尔康普有限公司 | 平面变压器和用于屏蔽平面变压器中的绕组的方法 |
Also Published As
Publication number | Publication date |
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CN111883344A (zh) | 2020-11-03 |
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Application publication date: 20201103 Assignee: HEYUAN YONGJIA INDUSTRY CO.,LTD. Assignor: SHENZHEN HUNTKEY ELECTRIC Co.,Ltd. Contract record no.: X2023980044105 Denomination of invention: Flat transformer and its power converter and circuit board Granted publication date: 20211210 License type: Common License Record date: 20231025 Application publication date: 20201103 Assignee: Shenzhen Hangjia Juyuan Technology Co.,Ltd. Assignor: SHENZHEN HUNTKEY ELECTRIC Co.,Ltd. Contract record no.: X2023980044102 Denomination of invention: Flat transformer and its power converter and circuit board Granted publication date: 20211210 License type: Common License Record date: 20231024 |