JP7292241B2 - 半導体装置およびその製造方法 - Google Patents
半導体装置およびその製造方法 Download PDFInfo
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Description
[付記1]
第1端子と、第2端子と、前記第1端子と前記第2端子との間に流れる電流を制御する第1制御端子と、を有する第1スイッチング素子と、
第3端子と、第4端子と、前記第3端子と前記第4端子との間を流れる電流を制御する第2制御端子と、を有する第2スイッチング素子と、
発光素子と前記発光素子の発光を受ける受光素子とを含む光結合素子であって、前記発光素子に電気的に接続された入力端子と、前記発光素子から出力される光信号を受けた前記受光素子の出力信号を出力する出力端子と、を有する光結合素子と、
前記第1端子に接続された第1リードと、
前記第3端子に接続された第2リードと、
前記光結合素子の前記入力端子に接続された第3リードと、
前記第2端子と前記第4端子とに接続された第4リードと、
前記第1制御端子と前記第2制御端子と前記光結合素子の前記出力端子とに接続された第5リードと、
前記第1スイッチング素子、前記第2スイッチング素子、前記光結合素子および前記第1~第5リードを覆い、前記第1~第3リードの少なくとも一部を延出させ、前記第4リードおよび前記第5リードを露出させない樹脂部材と、
を備えた半導体装置。
[付記2]
前記第1~第3リードは、前記樹脂部材から同方向に延出した付記1に記載の半導体装置。
Claims (9)
- 第1電極と第2電極と第1制御電極とを有する第1半導体チップと、前記第1半導体チップを封じた第1樹脂部材と、前記第1電極に電気的に接続され、前記第1樹脂部材から延出した第1端子と、前記第2電極に電気的に接続され、前記第1樹脂部材から延出した第2端子と、前記第1制御電極に電気的に接続され、前記第1樹脂部材から延出した第1制御端子と、を含む第1スイッチング素子と、
第3電極と第4電極と第2制御電極とを有する第2半導体チップと、前記第2半導体チップを封じた第2樹脂部材と、前記第3電極に電気的に接続され、前記第2樹脂部材から延出した第3端子と、前記第4電極に電気的に接続され、前記第2樹脂部材から延出した第4端子と、前記第2制御電極に電気的に接続され、前記第2樹脂部材から延出した第2制御端子と、を含む第2スイッチング素子と、
発光素子と、前記発光素子の発光を受けるように配置された受光素子と、前記発光素子および前記受光素子を封じた第3樹脂部材と、前記発光素子に電気的に接続され、前記第3樹脂部材から延出した入力端子と、前記受光素子に電気的に接続され、前記第3樹脂部材から延出した複数の出力端子と、を含む光結合素子と、
前記第1~第4端子、第1および第2制御端子、前記入力端子および前記複数の出力端子に電気的に接続された複数のリードと、
前記第1および第2スイッチング素子、前記光結合素子および前記複数のリードを封じた第4樹脂部材と、
を備えた半導体装置。 - 前記複数のリードは、前記第1端子に電気的に接続された第1リードと、前記第3端子に電気的に接続された第2リードと、前記第2端子、前記第4端子および前記複数の出力端子のうちの1つに電気的に接続された第3リードと、前記第1制御端子、第2制御端子および前記複数の出力端子のうちの別の1つに電気的に接続された制御リードと、前記入力端子に電気的に接続された入力リードと、を含み、
前記第1リード、前記第2リードおよび前記入力リードは、それぞれ、前記第4樹脂部材から延出した部分を含む請求項1記載の半導体装置。 - 前記第1スイッチング素子、前記第2スイッチング素子および前記光結合素子は、第1方向に並び、
前記第1スイッチング素子は、前記第2スイッチング素子と前記光結合素子との間に設けられ、
前記第1端子、前記第3端子および前記入力端子は、前記第1~第3樹脂部材から前記第1方向と交差する第2方向にそれぞれ延出し、
前記第3端子、前記第4端子、前記第1制御端子、前記第2制御端子および前記複数の出力端子は、前記第1~第3樹脂部材から前記第2方向とは反対の方向にそれぞれ延出する請求項2記載の半導体装置。 - 前記第1リード、前記第2リードおよび前記入力リードは、前記第4樹脂部材から前記第2方向に延出される請求項3記載の半導体装置。
- 前記制御リードは、前記第1リードと前記第3リードとの間、および、前記第2リードと前記第3リードとの間に延在する請求項3または4に記載の半導体装置。
- 前記第1制御端子と前記第2制御端子とを電気的に接続し、前記第4樹脂部材に封じられる第1コネクタをさらに備え、
前記複数のリードは、前記第1端子に電気的に接続された第1リードと、前記第3端子に電気的に接続された第2リードと、前記第2端子、前記第4端子および前記複数の出力端子のうちの1つに電気的に接続された第3リードと、前記第1制御端子に電気的に接続された第1制御リードと、第2制御端子に電気的に接続された第2制御リードと、前記入力端子に電気的に接続された入力リードと、を含み、
前記第1コネクタは、前記第1制御リードおよび前記第2制御リードに接続される請求項1記載の半導体装置。 - フレームと、前記フレームに吊りピンを介してつながった第1~第3リードと、前記第3リードに吊りピンを介してつながった制御リードと、を含むリードフレーム上に、第1電極、第2電極および制御電極を有する半導体チップと、前記半導体チップを封じた第1樹脂部材と、を含む第1スイッチング素子をマウントする工程であって、前記半導体チップの前記第1電極に電気的に接続され、前記第1樹脂部材から延出した端子を前記第1リードに接続し、前記半導体チップの前記第2電極に電気的に接続され、前記第1樹脂部材から延出した端子を前記第3リードに接続し、前記半導体チップの前記制御電極に電気的に接続され、前記樹脂部材から延出した端子を前記制御リードに接続する工程と、
前記リードフレーム上に、別の半導体チップと、前記別の半導体チップを封じた第2樹脂部材と、を含む第2スイッチング素子をマウントする工程であって、前記別の半導体チップの第1電極に電気的に接続され、前記第2樹脂部材から延出した端子を前記第2リードに接続し、前記別の半導体チップの第2電極に電気的に接続され、前記第2樹脂部材から延出した端子を前記第3リードに接続し、前記別の半導体チップの制御電極に電気的に接続され、前記第2樹脂部材から延出した端子を前記制御リードに接続する工程と、
前記第1スイッチング素子および第2スイッチング素子を前記リードフレーム上にマウントした後に、前記制御リードと前記第3リードとをつなぐ前記吊りピンを切断する工程と、
前記制御リードと前記第3リードとをつなぐ前記吊りピンを切断した後に、前記第1スイッチング素子、第2スイッチング素子、前記第1~第3リードおよび前記制御リードを封じる樹脂部材を成形する工程と、
を備えた半導体装置の製造方法。 - 前記フレームと前記第3リードとをつなぐ前記吊りピンと、前記制御リードと前記第3リードとをつなぐ前記吊りピンと、を同時に切断し、前記樹脂部材を成形した後に、前記フレームと前記第1および第2リードとをつなぐ前記吊りピンを切断する工程をさらに備えた請求項7記載の製造方法。
- 前記リードフレーム上に、発光素子と、前記発光素子の発光を受けるように配置された受光素子と、前記発光素子および前記受光素子を封じた第3樹脂部材と、を含む光結合素子をマウントする工程をさらに備え、
前記光結合素子は、前記発光素子に電気的に接続された入力端子と、前記受光素子に電気的に接続された出力端子と、を有し、
前記第3リードは、前記光結合素子の前記出力端子に接続される請求項7または8に記載の製造方法。
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