JP2011014903A - コイル式トランスジューサ用絶縁体パッケージ - Google Patents
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Abstract
【解決手段】リードフレーム102、118と、集積回路(IC)110、112、114、116と、1つの金属コイルを備える第1のコイル式トランスジューサ106、108とを有するフレックス回路104を備えてなる、コイル式トランスジューサ用絶縁体パッケージ100、200、300。リードフレーム102、118の一部が1つの金属コイルに向かってほぼ垂直に延びる空間体積内に物理的に配置されないように製造される。この空間体積の境界は、1つの金属コイルの周辺部によって画定される。2つのIC110、112、114、116のうちの1つの少なくとも一部が、1つの金属コイルに向かってほぼ垂直に延びる空間体積内に物理的に配置される。
【選択図】図2
Description
Claims (20)
- 少なくとも1つのリードフレームと、
少なくとも第1及び第2のIC(集積回路)と、
少なくとも第1のコイル式トランスジューサを備えるフレックス回路と
を備えてなり、
前記少なくとも第1のコイル式トランスジューサが少なくとも1つの金属コイルを備え、
前記少なくとも1つのリードフレームの一部が、前記少なくとも1つの金属コイルに向かって垂直に延びる空間体積内には物理的に配置されておらず、
前記空間体積の境界が、前記少なくとも1つの金属コイルの周辺部によって画定され、
前記少なくとも第1のICが、前記少なくとも1つの金属コイルに向かって垂直に延びる前記空間体積内に少なくとも部分的に配置されている、コイル式トランスジューサ用絶縁体パッケージ。 - 前記フレックス回路がポリイミド樹脂をさらに含む請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも第1のコイル式トランスジューサがトランスである請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも第1のICが送信機である請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも第2のICが受信機である請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 0.0508ミリ(2ミル)以上の距離が、前記少なくとも1つの金属コイルと前記少なくとも第1のICとの間に維持されている請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 1つ以上の電気的絶縁材料が、前記少なくとも第1のICと前記少なくとも1つの金属コイルとの間に配置されている請求項6に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記電気的絶縁体材料が、カプトン、ポリイミド及びエポキシ樹脂とガラスファイバーの組合せから成るグループから選択される請求項7に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも第2のICの少なくとも一部が、前記少なくとも1つの金属コイルに向かって垂直に延びる空間体積の中に配置されている請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 0.0508ミリ(2ミル)以上の距離が、前記少なくとも1つの金属コイルと前記少なくとも第2のICとの間に維持されている請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 1つ以上の電気的絶縁材料が、前記少なくとも第2のICと前記少なくとも1つの金属コイルとの間に配置されている請求項10に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記電気的絶縁体材料が、カプトン、ポリイミド及びエポキシ樹脂とガラスファイバーの組合せから成るグループから選択される請求項11に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも1つのリードフレームの少なくとも一部が、前記少なくとも第1のICの上に物理的に配置されている請求項1に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも1つのリードフレームの少なくとも一部が、前記少なくとも第2のICの上に物理的に配置されている請求項9に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 前記少なくとも1つのリードフレームの少なくとも一部が、前記少なくとも第1のICの上及び前記少なくとも第2のICの上に物理的に配置されている請求項9に記載のコイル式トランスジューサ用絶縁体パッケージ。
- 少なくとも1つのリードフレームと、
少なくとも第1及び第2のIC(集積回路)と、
少なくとも第1のコイル式トランスジューサを備えるフレックス回路と
を備えてなり、
前記少なくとも第1のコイル式トランスジューサが少なくとも1つの金属コイルを備え、
前記少なくとも1つのリードフレームの一部が、前記少なくとも1つの金属コイルに向かって垂直に延びる空間体積内に物理的に配置されておらず、
前記空間体積の境界が前記少なくとも1つの金属コイルの周辺部によって画定され、
前記少なくとも第1及び第2のICの一部が、前記少なくとも1つの金属コイルに向かって垂直に延びる空間体積内に物理的に配置されておらず、
前記少なくとも1つのリードフレームの少なくとも一部が、前記少なくとも第1のICの上に物理的に配置されている、コイル式トランスジューサ用絶縁体パッケージ。 - 前記少なくとも1つのリードフレームの少なくとも一部が、前記少なくとも第2のICの上に物理的に配置されている請求項16に記載のコイル式トランスジューサ用絶縁体パッケージ。
- リードフレームと、
少なくとも第1及び第2のIC(集積回路)と、
少なくとも第1のコイル式トランスジューサ、グラウンド・パッド及び内部電源ルーティングを備えるフレックス回路と
を備えてなり、
前記少なくとも第1のICが第1の入力部と差動出力部を有し、前記少なくとも第2のICが差動入力部と出力部を有し、
前記少なくとも第1のコイル式トランスジューサが少なくとも1つの金属コイルを備え、
前記少なくとも第1のコイル式トランスジューサが差動入力部と差動出力部を有し、
前記少なくとも第1のコイル式トランスジューサの差動入力部が、前記少なくとも第1のICの差動出力部に電気的に接続され、
前記少なくとも第1のコイル式トランスジューサの差動出力部が、前記少なくとも第2のICの差動入力部に電気的に接続され、
前記リードフレームの一部が、前記少なくとも1つの金属コイルに向かって垂直に延びる空間体積内に物理的に配置されておらず、
前記空間体積の境界が、前記少なくとも1つの金属コイルの周辺部によって画定されている、コイル式トランスジューサ用絶縁体パッケージ。 - 前記リードフレームが少なくとも6個のリードを備えており、
電圧VDD1が第1のリードに与えられ、
第1の電気信号が第2のリードに与えられ、
電圧GND1が第3のリードに与えられ、
電圧VDD2が第4のリードに与えられ、
第2の電気信号が第5のリードに与えられ、
電圧GND2が第6のリードに与えられる、請求項18に記載のコイル式トランスジューサ用絶縁体パッケージ。 - 前記第1のリードが、第1の内部電源ルーティングと前記少なくとも第1のICとにワイヤボンドされ、
前記第2のリードが、前記少なくとも第1のICの入力部にワイヤボンドされ、
前記第3のリードが、第1のグラウンド・パッドにワイヤボンドされ、
前記第4のリードが、第2の内部電源ルーティングと前記少なくとも第2のICとにワイヤボンドされ、
前記第5のリードが、前記少なくとも第2のICの出力部にワイヤボンドされ、
前記第6のリードが、第2のグラウンド・パッドにワイヤボンドされている、請求項19に記載のコイル式トランスジューサ用絶縁体パッケージ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/495,733 US7948067B2 (en) | 2009-06-30 | 2009-06-30 | Coil transducer isolator packages |
US12/495,733 | 2009-06-30 |
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JP2011014903A true JP2011014903A (ja) | 2011-01-20 |
JP5244155B2 JP5244155B2 (ja) | 2013-07-24 |
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US (1) | US7948067B2 (ja) |
JP (1) | JP5244155B2 (ja) |
DE (1) | DE102010030704B4 (ja) |
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US20100328902A1 (en) | 2010-12-30 |
US7948067B2 (en) | 2011-05-24 |
DE102010030704A1 (de) | 2011-01-05 |
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