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Micro lead frame structure having reinforcing portions and method

  • US 9,673,122 B2
  • Filed: 08/29/2015
  • Issued: 06/06/2017
  • Est. Priority Date: 05/02/2014
  • Status: Active Grant
First Claim
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1. A packaged electronic device, comprising:

  • a die pad having peripheral edge segments;

    a plurality of first leads segregated into at least two sets that extend along the respective ones of at least two peripheral edge segments of the die pad, wherein each first lead includes a first bond finger proximate to the die pad and a first support bar extending from a distal end of the first bond finger in a direction away from the die pad, and wherein the first support bar includes a stiffness reinforcing structure extending along a top surface of the first support bar, and wherein the stiffness reinforcing structure is defined by two opposed and spaced apart recessed portions disposed in the first support bar;

    an electronic die electrically coupled to at least some of the first leads; and

    a package body defining generally planar bottom and side surfaces, the package body at least partially encapsulating the first leads and the electronic die such that at least portions of the first leads are exposed in the bottom surface of the package body.

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