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Magnetic device and method of manufacturing the same

  • US 9,136,050 B2
  • Filed: 05/28/2013
  • Issued: 09/15/2015
  • Est. Priority Date: 07/23/2010
  • Status: Active Grant
First Claim
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1. A magnetic device, comprising:

  • a lead frame having a first portion and a second portion spaced apart from the first portion, wherein the first portion comprises a first bottom part and a first protrusion connected to the first bottom part, and the second portion comprises a second bottom part and a second protrusion connected to the second bottom part;

    a first core body disposed on the lead frame, wherein the first core body comprises a first through opening and a second through opening;

    a coil disposed on the first core body, wherein the coil has a first terminal and a second terminal, wherein at least a part of the first protrusion is disposed in the first through opening and is electrically connected with the first terminal, and at least a part of the second protrusion is disposed in the second through opening and is electrically connected with the second terminal; and

    a molding body, encapsulating the coil, the first protrusion and the second protrusion of the lead frame.

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