JP5596740B2 - 打抜きリードフレームを備えるカスコード接続された高電圧iii族窒化物整流器パッケージ - Google Patents
打抜きリードフレームを備えるカスコード接続された高電圧iii族窒化物整流器パッケージ Download PDFInfo
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Description
「ゲートとドレインとの間に低減した電界を有するエンハンスメントモードのIII族窒化物半導体素子」のタイトルで2010年6月29日に発行された米国特許第7,745,849号、
「III族窒化物エンハンスメントモード素子」のタイトルで2010年7月20日に発行された米国特許第7,759,699号、
「エンハンスメントモードのIII族窒化物FET」のタイトルで2008年6月3日に発行された米国特許第7,382,001号、
「上部トランジスタの超格子変性」のタイトルで2006年9月26日に発行された米国特許第7,112,830号、
「上部トランジスタの超格子変性」のタイトルで2008年11月25日に発行された米国特許第7,456,442号、
「窒化ガリウム材料と関連する製造方法」のタイトルで2008年3月4日に発行された米国特許第7,339,205号、
「障壁/スペーサ層を有するIII族窒化物系高電子移動度トランジスタ(HEMT)」のタイトルで2005年2月1日に発行された米国特許第6,849,882号、
「窒化ガリウム材料と方法」のタイトルで2003年9月9日に発行された米国特許第6,617,060号、
「窒化ガリウム材料と方法」のタイトルで2003年11月18日に発行された米国特許第6,649,287号、
「GaN/AlXGa1-XNヘテロ接合高電子移動度トランジスタ」のタイトルで1993年3月9日に発行された米国特許第5,192,987号、
「張力緩和中間層を備えたIII−V族半導体素子」のタイトルで2009年10月14日に出願された米国特許出願第12/587,964号、
「応力変調III−V族半導体素子と関連製法」のタイトルで2010年12月21日に出願された米国特許出願第12/928,946号、
「寄生電流路を防ぐ交互高低温層を用いた超格子の製造方法」のタイトルで2006年9月13日に出願された米国特許出願第11/531,508号、
「アルミニウムドープされたゲートを備えるプログラマブルIII族窒化物トランジスタ」のタイトルで2011年2月4日に出願された米国特許出願第13/021,437号、
「単一ゲート誘電構造を備えるエンハンスメントモードのIII族窒化物トランジスタ」のタイトルで2011年1月31日に出願された米国特許出願第13/017,970号、
「ゲートAlGaN/GaNヘテロ接合ショットキー素子」のタイトルで2009年12月7日に出願された米国特許出願第12/653,097号、
「フローティングゲートを備えたエンハンスメントモードのIII族窒化物素子と、その製造方法」のタイトルで2008年8月21日に出願された米国特許出願第12/195,801号、
「ゲートとドレインとの間に低減した電界を備えるIII族窒化物半導体素子と、その製造方法」のタイトルで2008年9月16日に出願された米国特許出願第12/211,120号、
「プログラマブルゲートを有するIII族窒化物パワー半導体素子」のタイトルで2007年9月8日に出願された米国特許出願第11/857,113号、
「III族窒化物ヘテロ接合素子、HEMT、関連する素子構造」のタイトルで2011年2月28日に出願された米国特許仮出願第61/447,479号、
「ゲートAlGaN/GaNヘテロ接合ショットキー素子」のタイトルで2011年3月3日に出願された米国特許仮出願第61/449,046号。
また、III族窒化物FETが高電圧III−N FETであるのが望ましい。III−N FET 130は、200V〜5000VのVdrainでの動作に最適化することができるか、またはFET 130は500V〜700Vの間、若しくは200V〜5000Vの間の任意他の下位範囲での動作に最適化してもよい。
Claims (20)
- ゲート、ソースおよびドレインを有するIII族窒化物トランジスタと、
アノードおよびカソードを有するダイオードであって、該カソードは前記ソースに載置され、かつ、前記カソードは前記ソースに機械的および電気的に結合するように前記III族窒化物トランジスタの上にスタックされたダイオードと、
前記III族窒化物トランジスタのゲートおよび前記ダイオードのアノードに結合する第1の屈曲リードと、前記III族窒化物トランジスタのドレインに結合する第2の屈曲リードとを含む打抜きリードフレームとを備え、
前記第1および第2の屈曲リードのそれぞれが高電圧半導体パッケージの表面実装用の平担部を有することを特徴とするワイヤーボンディングの無い表面実装性高電圧半導体パッケージ。 - 前記各平担部が実質的に同一平面上にある請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタと、前記ダイオードと、前記第1屈曲リードと、前記第2屈曲リードとを含む高電圧半導体パッケージを封入するモールド化合物をさらに備える請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタの背面を露出しながら高電圧半導体パッケージを封入するモールド化合物をさらに備える請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタの背面および前記第1屈曲リードに結合した熱クリップをさらに備える請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタの背面および前記第2屈曲リードに結合した熱クリップをさらに備える請求項1に記載の高電圧半導体パッケージ。
- 前記第1屈曲リードを前記アノードにコイン状コネクタ、キノコ状コネクタ、くぎ頭状、ねじ頭状、およびストレートコネクタよりなる群から選択したコネクタによって結合する請求項1に記載の高電圧半導体パッケージ。
- 前記打抜きリードフレームが銅製リードフレームである請求項1に記載の高電圧半導体パッケージ。
- 前記ダイオードがショットキーダイオードである請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタがGaN FETである請求項1に記載の高電圧半導体パッケージ。
- 前記III族窒化物トランジスタがGaN HEMTである請求項1に記載の高電圧半導体パッケージ。
- ワイヤーボンディングの無い表面実装性高電圧半導体パッケージを製造する方法であって、
組立治具にゲート、ソースおよびドレインを有するIII族窒化物トランジスタを設置するステップと、
前記III族窒化物トランジスタのソースの上にカソードおよびアノードを有するダイオードをスタックし、前記カソードを前記ソースに載置するステップと、
打抜きリードフレームを利用し、その第1屈曲リードを前記III族窒化物トランジスタのゲートおよび前記ダイオードのアノードに接続し、第2屈曲リードを前記III族窒化物トランジスタのドレインに接続するステップとを備え、
前記第1および第2屈曲リードのそれぞれが、前記高電圧半導体パッケージの表面実装用の平担部を有することを特徴とする方法。 - 前記各平担部が実質的に同一平面上にある請求項12に記載の方法。
- 前記高電圧半導体パッケージをモールド化合物で封入するステップをさらに備え、
該封入ステップは前記III族窒化物トランジスタと、前記ダイオードと、前記第1屈曲リードと、前記第2屈曲リードとを含む請求項12に記載の方法。 - 前記高電圧半導体パッケージをモールド化合物で封入するステップをさらに備え、
該封入ステップは前記III族窒化物トランジスタの背面を露出する請求項12に記載の方法。 - 熱クリップを前記III族窒化物トランジスタの背面および前記第1屈曲リードに結合するステップをさらに備える請求項12に記載の方法。
- 熱クリップを前記III族窒化物トランジスタの背面および前記第2屈曲リードに結合するステップをさらに備える請求項12に記載の方法。
- 前記第1屈曲リードを前記ダイオードのアノードに結合するステップが、コイン状コネクタ、キノコ状コネクタ、くぎ頭状、ねじ頭状、およびストレートコネクタよりなる群から選択したコネクタによってである請求項12に記載の方法。
- 前記ダイオードがショットキーダイオードである請求項12に記載の方法。
- 前記III族窒化物トランジスタがGaN FETである請求項12に記載の方法。
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US201161482314P | 2011-05-04 | 2011-05-04 | |
US61/482,314 | 2011-05-04 | ||
US13/364,189 US8853706B2 (en) | 2011-05-04 | 2012-02-01 | High voltage cascoded III-nitride rectifier package with stamped leadframe |
US13/364,189 | 2012-02-01 |
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US8853706B2 (en) | 2011-05-04 | 2014-10-07 | International Rectifier Corporation | High voltage cascoded III-nitride rectifier package with stamped leadframe |
US8853707B2 (en) | 2011-05-04 | 2014-10-07 | International Rectifier Corporation | High voltage cascoded III-nitride rectifier package with etched leadframe |
US8546849B2 (en) * | 2011-05-04 | 2013-10-01 | International Rectifier Corporation | High voltage cascoded III-nitride rectifier package utilizing clips on package surface |
US20130015501A1 (en) * | 2011-07-11 | 2013-01-17 | International Rectifier Corporation | Nested Composite Diode |
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