JP2005535110A - データバスインターフェースに過電流及び過電圧の保護とコモンモードフィルタリングを与える集積化デバイス - Google Patents
データバスインターフェースに過電流及び過電圧の保護とコモンモードフィルタリングを与える集積化デバイス Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
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- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
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- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1572—Processing both sides of a PCB by the same process; Providing a similar arrangement of components on both sides; Making interlayer connections from two sides
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- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
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- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
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Abstract
Description
逆に、図8Bは、PPTC層100に直接電気的に接続される非電気絶縁電極の詳細を示す。図8Bにおいて、PPTC層100は、ビア96と密着することにより、電極42の頂部と底部を成す金属箔92と94を接続する。図8Aと図8Bに示されていないけれども、PPTC層100は、金属箔層の間に直接挟まれて金属箔層に当接するのが一般的である。図8Bにおいて、これらの金属箔層は、又、ビア96に接触する。
13 USBインターフェースチップ
14 インターフェーコネクタ
15 USBコネクタ
16 インターフェースコネクタ
17 USBコネクタ
18 電源
19 電源
32 多機能デバイス
33 多機能デバイス
34 多機能デバイス
40 基板
47 PPTC抵抗素子
62 ブロードバンド・コモンモード除去フィルタ
63 フェライトコア
84 過電圧保護素子
86 過電圧保護素子
88 過電圧保護素子
90 過電圧保護素子
96 中央導電ビア
98 絶縁層
100 PPTC層
Claims (22)
- バスインターフェース回路を形成するホスト印刷回路板に表面実装及び接続されるように構成された基板を備える電気部品において、
基板に実装されたコモンモード除去フィルタと、少なくとも1個の回路保護素子とを含み、又、基板は、コモンモード除去フィルタに接続されたフィルタ電極と、回路保護素子に接続された保護電極とを含む複数の接続電極を備え、更に、接続電極が、電気部品をホスト印刷回路板に機械的及び電気的に直接接続し得ることを特徴とする電気部品。 - 回路保護素子が過電流保護素子である請求項1に記載の電気部品。
- 過電流保護素子がポリマー正温度係数(PPTC)抵抗器素子である請求項2に記載の電気部品。
- 基板が、ポリマー正温度係数(PPTC)抵抗器素子を形成するPPTC材料層を備えると共に、フィルタ電極がPPTC材料層から電気的に絶縁されている請求項1に記載の電気部品。
- コモンモード除去フィルタが、フェライトコアを含む並列巻ブロードバンド変圧器を備えると共に、巻線がフィルタ電極の分離したものの間に接続される請求項1に記載の電気部品。
- 並列巻ブロードバンド変圧器が、2個の開口を有するフェライトコアを備えると共に、少なくとも1対の巻線が各開口を貫通する請求項5に記載の電気部品。
- 回路保護素子が過電圧保護素子である請求項1に記載の電気部品。
- 基板が接地電極を含むと共に、過電圧保護素子がフィルタ電極と接地電極の間に接続される請求項7に記載の電気部品。
- 回路保護素子が過電流保護素子と過電圧保護素子を備える請求項1に記載の電気部品。
- 過電流保護素子が、過電流保護接続電極の間のPPTC抵抗器を備える一方、過電圧保護素子が、基板のフィルタ電極と接地電極の間に接続される請求項9に記載の電気部品。
- 過電圧保護素子が、基板の過電流電極と接地電極の間に接続される請求項10に記載の電気部品。
- 互いに大略同平面の頂部主面と底部主面を有する平坦な基板と、離隔して表面実装された第1、第2、第3、第4、第5と第6の接点の組と、第1と第2の接点の組の間に接続された過電流保護素子と、頂部主面に配置されていると共に、第3と第4の接点の組の間に接続された第1巻線及び第5と第6の接点の組の間に接続された第2巻線を有する並列巻コモンモード除去フィルタ素子とを備え、又、底部主面は、ホスト印刷回路板に表面実装されるように構成され、更に、接点の組は、頂部主面に形成された接点パッドと、底部主面に形成された連結接点パッドとを含む電気デバイス。
- 過電流保護素子がポリマー正温度係数(PPTC)抵抗器素子を備え、又、基板が、PPTC抵抗器素子を形成するPPTC材料の層を備え、更に、第3、第4、第5と第6の接点の組がPPTC材料の層から電気的に絶縁されている請求項12に記載の電気デバイス。
- 並列巻コモンモード除去フィルタが、フェライトコアを含む並列巻ブロードバンド変圧器を備え、又、巻線が、夫々、第3、第4、第5と第6の接点の組の頂部主面の接続パッドに接続される請求項12に記載の電気デバイス。
- 第7、第8、第9と第10の接点の組を備え、又、並列巻コモンモード除去フィルタが、フェライトコアを含む第2並列巻ブロードバンド変圧器と、第7、第8、第9と第10の接点の組の頂部主面の接続パッドに夫々接続された巻線とを備える請求項14に記載の電気デバイス。
- 並列巻ブロードバンド変圧器が、2個の開口を有するフェライトコアを備え、又、1対の第1巻線が、第1開口を貫通すると共に第3と第4の接点の組に夫々接続される一方、基板が第7、第8、第9と第10の接点の組を形成し、更に、1対の第2巻線が、第2開口を貫通すると共に第7、第8、第9と第10の接点の組に夫々接続される請求項14に記載の電気デバイス。
- 基板が接地接点の組を形成する一方、第3と第4の接点の組の一方と接地接点の組の間に接続された第1過電圧保護素子と、第5と第6の接点の組と接地接点の組の間に接続された第2過電圧保護素子とを更に備える請求項14に記載の電気デバイス。
- パワード・データインターフェースを支持する回路用の電気部品において、
平坦な基板と、コモンモードノイズ除去フィルタとを備え、又、
基板が、(a)互いに大略同平面の頂部主面と底部主面と、(b)頂部主面上に形成された導電性頂部トレースのパターンと、(c)パワード・データインターフェースを供給するホスト印刷回路板に電気部品を電気的に接続するように、底部主面上に形成された導電性底部トレースのパターンと、(d)頂部トレースの分離したものを底部トレースの分離したものに連結して、過電流保護電極とフィルタ電極を形成するように、基板を貫通するビアと、(e)パワード・データインターフェースに対する給電を過電流から保護する過電流保護素子を形成すると共に、過電流保護電極に接続されたポリマー正温度係数(PPTC)抵抗器材料の層と、(f)フィルタ電極を過電流保護素子から絶縁する絶縁材料とを有する一方、
コモンモードノイズ除去フィルタが、パワード・データインターフェースのデータラインをコモンモード干渉に対して保護するように、頂部主面に配置されると共にフィルタ電極に接続されている電気部品。 - コモンモードノイズ除去フィルタが、フィルタ電極に接続された巻線を有する少なくとも1個のブロードバンド変圧器を備える請求項18に記載の電気部品。
- 過電流保護素子から絶縁された少なくとも1個の接地電極と、フィルタ電極と接地電極の間に接続された少なくとも1個の過電圧保護素子とを更に備える請求項18に記載の電気部品。
- 過電圧保護素子が、各フィルタ電極と接地電極の間に接続されている請求項20に記載の電気部品。
- 導電性底部トレースのパターンが、電気部品をホスト印刷回路板に表面実装することを可能にするように構成されている請求項18に記載の電気部品。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39186602P | 2002-06-25 | 2002-06-25 | |
PCT/US2003/019054 WO2004001773A2 (en) | 2002-06-25 | 2003-06-16 | Integrated device providing overcurrent and overvoltage protection and common-mode filtering to data bus interface |
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JP2005535110A true JP2005535110A (ja) | 2005-11-17 |
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JP2004515840A Pending JP2005535110A (ja) | 2002-06-25 | 2003-06-16 | データバスインターフェースに過電流及び過電圧の保護とコモンモードフィルタリングを与える集積化デバイス |
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US (1) | US6937454B2 (ja) |
EP (1) | EP1516404B1 (ja) |
JP (1) | JP2005535110A (ja) |
KR (1) | KR20050014884A (ja) |
CN (1) | CN100477438C (ja) |
DE (1) | DE60302462T2 (ja) |
TW (1) | TW200409430A (ja) |
WO (1) | WO2004001773A2 (ja) |
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2003
- 2003-06-16 CN CNB038151820A patent/CN100477438C/zh not_active Expired - Fee Related
- 2003-06-16 WO PCT/US2003/019054 patent/WO2004001773A2/en active IP Right Grant
- 2003-06-16 JP JP2004515840A patent/JP2005535110A/ja active Pending
- 2003-06-16 KR KR10-2004-7021126A patent/KR20050014884A/ko not_active Application Discontinuation
- 2003-06-16 US US10/463,316 patent/US6937454B2/en not_active Expired - Fee Related
- 2003-06-16 DE DE60302462T patent/DE60302462T2/de not_active Expired - Fee Related
- 2003-06-16 EP EP03761087A patent/EP1516404B1/en not_active Expired - Fee Related
- 2003-06-24 TW TW092117042A patent/TW200409430A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
DE60302462T2 (de) | 2006-08-10 |
KR20050014884A (ko) | 2005-02-07 |
TW200409430A (en) | 2004-06-01 |
EP1516404B1 (en) | 2005-11-23 |
US20040042141A1 (en) | 2004-03-04 |
US6937454B2 (en) | 2005-08-30 |
WO2004001773A2 (en) | 2003-12-31 |
CN100477438C (zh) | 2009-04-08 |
DE60302462D1 (de) | 2005-12-29 |
WO2004001773A3 (en) | 2004-07-01 |
CN1666397A (zh) | 2005-09-07 |
EP1516404A2 (en) | 2005-03-23 |
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