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Wiring substrate

  • US 20060280919A1
  • Filed: 06/08/2006
  • Published: 12/14/2006
  • Est. Priority Date: 06/09/2005
  • Status: Active Grant
First Claim
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1. A wiring substrate comprising:

  • a substrate main body made of glass-ceramic and having a front surface and a back surface;

    a pad formed on at least one of the front surface and the back surface of said substrate main body; and

    a conductor pin provided in an upright position on said pad via solder, wherein said pad is comprised of;

    a ceramic that is the same as the ceramic constituting said glass-ceramic;

    Fe converted into Fe2O3; and

    Cu, said Fe2O3 comprising 1 to 28 parts by weight with respect to 100 parts by weight of said Cu.

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