摘要:
An optoelectronic assembly (10) is provided in different embodiments. The optoelectronic assembly (10) has the following; a printed circuit board (12); at least one optoelectronic first component (20) which is arranged on a first face (14) of the printed circuit board (12); a heat sink (24) which has a first surface (26) that is arranged on a second printed circuit board (12) face (16) facing away from the first component (20), wherein a boundary surface (34) extends between the second face (16) and the first surface (26); and at least one first welding connection (30), by means of which the heat sink (24) is directly connected to the printed circuit board (12) in a bonded manner and which together with the boundary surface (34) forms a first cut surface (36), the first component (20) at least partly overlapping the cut surface.
摘要:
The present invention relates to a heat sink (10) for an illumination device (20) and an illumination device (20) comprising a light engine (1), a driver (2), a lens (3), and a heat sink (10). The heat sink (10) comprises a first housing (11) and a second housing (12), the first housing (11) is a first metal stamping part, the second housing (12) is a second metal stamping part, and the first metal stamping part and the second metal stamping part are removably assembled together.
摘要:
The present invention relates to an illuminating device that comprises a ballast (1), a driving means (2) connected with the ballast, and an illuminating load (3) driven by the driving means, wherein the ballast comprises a first coil unit (11) and a second coil unit (12a, 12b) coupled with the first coil unit, wherein the first coil unit outputs a first current from a power source to the driving means and the second coil unit, and the second coil unit outputs a second current to the driving means according to the first current, wherein the driving means comprises an auxiliary module (21a, 21b) receiving the first current and the second current, wherein the auxiliary module is configured to reduce the resonant frequency of the second coil unit so as to reduce the second current.