US 7,321,161 B2 | ||
LED package assembly with datum reference feature | ||
Fernando M. Teixeira, Santa Clara, Calif. (US); and Robert L. Steward, Sunnyvale, Calif. (US) | ||
Assigned to Philips Lumileds Lighting Company, LLC, San Jose, Calif. (US) | ||
Filed on Dec. 19, 2003, as Appl. No. 10/741,931. | ||
Prior Publication US 2005/0135105 A1, Jun. 23, 2005 | ||
Int. Cl. H01L 23/495 (2006.01) |
U.S. Cl. 257—675 [257/98; 257/99; 257/100; 257/625; 257/676; 257/706; 257/718; 257/720] | 21 Claims |
1. An assembly comprising:
an LED die;
a heat sink, the LED die being coupled to the heat sink so that the LED die has a known positional relationship to the heat
sink;
an insulating body at least partially surrounding the heat sink; and
at least one datum reference feature external to the insulating body, the datum reference feature having a known fixed positional
relationship to the heat sink such that the datum reference feature provides a reference for the position of the LED die,
wherein the LED die has a known lateral positional relationship to the heat sink, and the datum reference feature has a known
fixed lateral positional relationship to the heat sink such that the datum reference feature provides a reference for the
lateral position of the LED die.
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