Patent ID: 8129734
Filing Date: 2012-03-06
Classification: H01L,H05K,Y02P,Y10T

Abstract:
1. A LED package comprising: a metal base; a PWB assembly comprising first and second PWB layers, the first PWB layer having a first top metal layer, a first bottom metal layer, and a first dielectric layer disposed between the first top metal layer and the first bottom metal layer, and the second PWB layer having a second top metal layer, a second bottom metal layer, and a second dielectric layer disposed between the second top metal layer and the second bottom metal layer, the first and second PWB layers defining a plurality of stepped apertures, and the second dielectric layer having a thickness greater than a thickness of the first dielectric layer, wherein the PWB assembly overlies the metal base; one or more isolators disposed in at least one of the plurality of stepped apertures of the PWB assembly and mounted on the metal base; and one or more LED die mounted on at least one of the one or more isolators.