Patent ID: 11923275
Assignee: NXP USA, INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. A lead-frame assembly, for a semiconductor die and comprising
a die attach pad and a plurality of elongate leads spaced apart therefrom;
wherein the semiconductor die is attached to a central region of the die attach pad;
wherein each elongate lead has a first proximal end portion, a second distal end portion and a middle portion therebetween;
wherein the die attach pad and each of the plurality of elongate leads each comprise a coating-free portion, and a coated portion having a coating material thereon;
wherein the proximal end portion of each elongate lead is comprised in the coating-free portion;
wherein the coating material comprises a plurality of microdots which incompletely cover the coated portion of one or more of the elongate leads of the plurality of elongate leads and each microdot extends above a surface of the coated portion surrounding that microdot.