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Welding system with potted circuit board and method of making thereof

  • US 10,456,851 B2
  • Filed: 07/17/2015
  • Issued: 10/29/2019
  • Est. Priority Date: 07/17/2015
  • Status: Active Grant
First Claim
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1. A welding-type system comprising:

  • an input circuit disposed to receive input power and to provide intermediate power;

    a power circuit, having a power control input and at least one switch responsive to the control input, and wherein the power circuit is disposed to receive intermediate power and provide welding type output power;

    a controller, having a set point input and a control output, wherein the control output is connected to the power control input;

    wherein a first subset of components from at least one of the power circuit, input circuit and controller are disposed on a first circuit board;

    wherein the adhesive is a different material from the potting compound, and wherein the power circuit further includes a second subset of components; and

    a potting barrier affixed to the first circuit board using at least an adhesive, and wherein the first subset of components are mounted on the circuit board within the potting barrier; and

    potting compound in the entire area within the potting barrier and on the circuit board.

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