KR101044112B1 - 파워 인덕터 - Google Patents
파워 인덕터 Download PDFInfo
- Publication number
- KR101044112B1 KR101044112B1 KR1020090089975A KR20090089975A KR101044112B1 KR 101044112 B1 KR101044112 B1 KR 101044112B1 KR 1020090089975 A KR1020090089975 A KR 1020090089975A KR 20090089975 A KR20090089975 A KR 20090089975A KR 101044112 B1 KR101044112 B1 KR 101044112B1
- Authority
- KR
- South Korea
- Prior art keywords
- outer end
- power inductor
- convex portion
- conductor
- line width
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 43
- 239000012212 insulator Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 2
- 230000000593 degrading effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000007650 screen-printing Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
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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
- H01F27/2804—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
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked layers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
| 구분 | 본 발명 | 타사(A사) 제품 | 타사(B사) 제품 | ||||||
| 샘플 수량 | 20 | 10 | 7 | ||||||
| 인가전압 |
불량 발생수 |
누적 불량수 |
누적 불량율 |
불량 발생수 |
누적 불량수 |
누적 불량율 |
불량 발생수 |
누적 불량수 |
누적 불량율 |
| 300V | - | - | 0% | - | - | 0% | - | - | 0% |
| 400V | - | - | 0% | 2 | 2 | 20% | - | - | 0% |
| 450V | - | - | 0% | 1 | 3 | 30% | - | - | 0% |
| 500V | - | - | 0% | - | 3 | 30% | - | - | 0% |
| 550V | - | - | 0% | - | 3 | 30% | 5 | 5 | 71.4% |
Claims (2)
- 적층된 복수의 절연체 시트의 각각에 고리 형상의 내부 도체가 형성되고 상기 형성된 내부 도체의 상호 연결에 의해 코일을 형성하며 상기 코일의 양단이 대향되는 외부 전극에 접속된 파워 인덕터에 있어서,상기 내부 도체는 동일한 절연체 시트에서 내측 단부와 외측 단부가 서로 이격되어 엇갈리되,상기 내측 단부는 볼록부를 갖추고, 상기 내측 단부의 볼록부에 대향되는 상기 외측 단부의 일변에는 오목부가 형성되고 상기 외측 단부의 오목부가 형성된 일변과 대응되는 상기 외측 단부의 타변에는 볼록부가 형성된 것을 특징으로 하는 파워 인덕터.
- 청구항 1에 있어서,상기 외측 단부의 오목부와 볼록부 사이의 선폭은, 상기 동일한 절연체 시트에서 상기 외측 단부의 오목부와 볼록부를 제외한 다른 부위중 대응되는 부위간의 선폭과 동일한 것을 특징으로 하는 파워 인덕터.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090089975A KR101044112B1 (ko) | 2009-09-23 | 2009-09-23 | 파워 인덕터 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090089975A KR101044112B1 (ko) | 2009-09-23 | 2009-09-23 | 파워 인덕터 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20110032472A KR20110032472A (ko) | 2011-03-30 |
| KR101044112B1 true KR101044112B1 (ko) | 2011-06-28 |
Family
ID=43937215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020090089975A Active KR101044112B1 (ko) | 2009-09-23 | 2009-09-23 | 파워 인덕터 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101044112B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117711768B (zh) * | 2023-12-18 | 2025-08-22 | 深圳顺络电子股份有限公司 | 引线层、基体及电感器 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1116730A (ja) | 1997-06-20 | 1999-01-22 | Tokin Corp | 積層型インダクタンス素子 |
| JPH11288831A (ja) | 1998-03-31 | 1999-10-19 | Toko Inc | 積層電子部品の製造方法 |
| JP2008130970A (ja) | 2006-11-24 | 2008-06-05 | Fdk Corp | 積層インダクタ |
-
2009
- 2009-09-23 KR KR1020090089975A patent/KR101044112B1/ko active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1116730A (ja) | 1997-06-20 | 1999-01-22 | Tokin Corp | 積層型インダクタンス素子 |
| JPH11288831A (ja) | 1998-03-31 | 1999-10-19 | Toko Inc | 積層電子部品の製造方法 |
| JP2008130970A (ja) | 2006-11-24 | 2008-06-05 | Fdk Corp | 積層インダクタ |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110032472A (ko) | 2011-03-30 |
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