Substrat zur Montage mehrerer Lichtquellen, Lichtquellenmodul und Belichtungsvorrichtung

Details

Veröffentlichungs-Nr.

EP4814377

Anmeldetag

24. März 2026

Veröffentlichung

30. September 2026

Rechtsraum

EP

Abstract

A substrate on which a plurality of light sources can be mounted. The substrate including: a base including a base portion having a flat surface, and a plurality of protrusions, each of which is surrounded by the flat surface and has an upper surface located above the flat surface; an insulating member arranged on the flat surface, the insulating member having a thermal conductivity lower than a thermal conductivity of the base; and a wiring arranged on the insulating member. The plurality of protrusions include, in a top view, a first protrusion located at a center and having a first upper surface, and two or more second protrusions located outside the first protrusion, each of which has a second upper surface. The second upper surface having an area smaller than an area of the first upper surface.

Anmelder

Firma

Nichia Corporation

Land

🇯🇵 Japan