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Chucks for supporting solar cell in hot spot testing

  • US 8,519,729 B2
  • Filed: 02/10/2010
  • Issued: 08/27/2013
  • Est. Priority Date: 02/10/2010
  • Status: Active Grant
First Claim
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1. A chuck to support a solar cell having a top surface and a bottom surface in hot spot testing, the chuck comprising:

  • a base portion;

    a support portion disposed above, and coupled to, the base portion, the support portion to support the solar cell above the base portion and to define a space between the bottom surface of the solar cell and the base portion that thermally separates a portion of the bottom surface of the solar cell from the base portion, the portion of the bottom surface being thermally separated comprising between about 70% and about 90% of the bottom surface, the bottom surface having metal conductors, and the top surface being absent of any metal conductors; and

    a bore through the base portion and the support portion, the bore to allow a probe to make contact with the metal conductors through the bore, the probe being to apply a negative bias voltage to the solar cell.

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