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Semiconductor device

  • US 6,995,461 B2
  • Filed: 07/22/2002
  • Issued: 02/07/2006
  • Est. Priority Date: 07/23/2001
  • Status: Active Grant
First Claim
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1. A semiconductor device comprising,a package composed of a metal base, an enclosure case having first external lead terminals integrated therewith, and a top cover,a filler filled in the package to seal the same,a power circuit arranged in the package and having power semiconductor elements mounted thereon, said power circuit being disposed on the metal base and electrically connected to the first external lead terminals,a control circuit having a printed circuit board, circuit components mounted on the printed circuit board, and first terminals, said control circuit being mounted in the package above the power circuit,a terminal block formed separately from the top cover and extending between side portions of the enclosure case to be directly fixed to the enclosure case, said terminal block being located above the power circuit adjacent the control circuit in a center area of the closure case and having second external lead terminals integrated therewith and second terminals electrically connected with the first terminals of the control circuit, anda relay terminal block arranged inside the enclosure case between the power circuit and the control circuit for electrically connecting the same, said relay terminal block having third terminals so that the printed circuit board of the control circuit is held and electrically connected between the third terminals of the relay terminal block and the second terminals of the terminal block, said relay terminal block being located in the enclosure case at a side away from the first external lead terminals so that the control circuit is held between the terminal block and the relay terminal block.

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