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Electronic control unit with common ground connection to a heat sink

  • US 5,053,923 A
  • Filed: 11/09/1989
  • Issued: 10/01/1991
  • Est. Priority Date: 11/09/1988
  • Status: Expired due to Term
First Claim
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1. An electronic control unit, in particular an ignition control unit, comprising an electronic circuit in the form of a hybrid circuit arranged on a heat sink, and a plastic housing element containing the hybrid circuit and having a plug terminal jack with a plurality of plug terminals therein, with an electrical connection existing between a ground terminal of said hybrid circuit and a ground plug terminal of said jack, wherein said connection between the ground terminal of said hybrid circuit and said ground plug terminal is simultaneously connected to said heat sink by electrically conducting parts, including a metal board, contained in said plastic housing element.

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