Patent classifications
H01L2924/12035
RESIN MOLDING, SURFACE MOUNTED LIGHT EMITTING APPARATUS AND METHODS FOR MANUFACTURING THE SAME
The present invention provides a surface mounted light emitting apparatus which has long service life and favorable property for mass production, and a molding used in the surface mounted light emitting apparatus. The surface mounted light emitting apparatus comprises the light emitting device 10 based on GaN which emits blue light, the first resin molding 40 which integrally molds the first lead 20 whereon the light emitting device 10 is mounted and the second lead 30 which is electrically connected to the light emitting device 10, and the second resin molding 50 which contains YAG fluorescent material and covers the light emitting device 10. The first resin molding 40 has the recess 40c comprising the bottom surface 40a and the side surface 40b formed therein, and the second resin molding 50 is placed in the recess 40c. The first resin molding 40 is formed from a thermosetting resin such as epoxy resin by the transfer molding process, and the second resin molding 50 is formed from a thermosetting resin such as silicone resin.
Substrate based light emitter devices, components, and related methods
Substrate based light emitter devices, components, and related methods are disclosed. In some aspects, light emitter components can include a substrate and a plurality of light emitter devices provided over the substrate. Each device can include a surface mount device (SMD) adapted to mount over an external substrate or heat sink. In some aspects, each device of the plurality of devices can include at least one LED chip electrically connected to one or more traces and at least one pair of bottom contacts adapted to mount over a surface of external substrate. The component can further include a continuous layer of encapsulant disposed over each device of the plurality of devices. Multiple devices can be singulated from the component.
Substrate based light emitter devices, components, and related methods
Substrate based light emitter devices, components, and related methods are disclosed. In some aspects, light emitter components can include a substrate and a plurality of light emitter devices provided over the substrate. Each device can include a surface mount device (SMD) adapted to mount over an external substrate or heat sink. In some aspects, each device of the plurality of devices can include at least one LED chip electrically connected to one or more traces and at least one pair of bottom contacts adapted to mount over a surface of external substrate. The component can further include a continuous layer of encapsulant disposed over each device of the plurality of devices. Multiple devices can be singulated from the component.
REFLECTIVE COMPOSITE MATERIAL, IN PARTICULAR FOR SURFACE-MOUNTED DEVICES (SMD), AND LIGHT-EMITTING DEVICE WITH A COMPOSITE MATERIAL OF THIS TYPE
A reflective composite material with a carrier consisting of aluminum with, on one side (A) of the carrier, an interlayer made of aluminum oxide, and with, above the interlayer, an optically active reflection-boosting multilayer system. In order to provide a high-reflectivity composite material of this kind which exhibits improved electrical connectivity when surface-mounting procedures are used, it is proposed that the thickness of the interlayer is in the range 5 nm to 200 nm, and that a layer of a metal or a metal alloy has been applied superficially on side (B) of the carrier that is opposite to the optically active reflection-boosting multilayer system, where the electrical resistivity at 25° C. of the metal or metal alloy is at most 1.2×10.sup.−1 Ω mm.sup.2/m, where the thickness of the layer applied superficially is in the range 10 nm to 5.0 μm.
Resin molding, surface mounted light emitting apparatus and methods for manufacturing the same
The present invention provides a surface mounted light emitting apparatus which has long service life and favorable property for mass production, and a molding used in the surface mounted light emitting apparatus. The surface mounted light emitting apparatus comprises the light emitting device 10 based on GaN which emits blue light, the first resin molding 40 which integrally molds the first lead 20 whereon the light emitting device 10 is mounted and the second lead 30 which is electrically connected to the light emitting device 10, and the second resin molding 50 which contains YAG fluorescent material and covers the light emitting device 10. The first resin molding 40 has the recess 40c comprising the bottom surface 40a and the side surface 40b formed therein, and the second resin molding 50 is placed in the recess 40c. The first resin molding 40 is formed from a thermosetting resin such as epoxy resin by the transfer molding process, and the second resin molding 50 is formed from a thermosetting resin such as silicone resin.
Resin molding, surface mounted light emitting apparatus and methods for manufacturing the same
The present invention provides a surface mounted light emitting apparatus which has long service life and favorable property for mass production, and a molding used in the surface mounted light emitting apparatus. The surface mounted light emitting apparatus comprises the light emitting device 10 based on GaN which emits blue light, the first resin molding 40 which integrally molds the first lead 20 whereon the light emitting device 10 is mounted and the second lead 30 which is electrically connected to the light emitting device 10, and the second resin molding 50 which contains YAG fluorescent material and covers the light emitting device 10. The first resin molding 40 has the recess 40c comprising the bottom surface 40a and the side surface 40b formed therein, and the second resin molding 50 is placed in the recess 40c. The first resin molding 40 is formed from a thermosetting resin such as epoxy resin by the transfer molding process, and the second resin molding 50 is formed from a thermosetting resin such as silicone resin.
SEMICONDUCTOR LIGHT EMITTING DEVICE
A semiconductor light emitting device includes a main lead, a sub lead, a semiconductor light emitting element bonded to the main lead, and a protective element bonded to the sub lead, wherein the semiconductor light emitting element is connected to the main lead and the sub lead via a first wire and a second wire, respectively, wherein the protective element has a main surface electrode and a back surface electrode which is connected to the sub lead via a conductive bonding material, and wherein the main surface electrode of the protective element is connected to the main lead via a third wire, a connecting wiring which connects electrodes of the semiconductor light emitting element, and a connecting member including the second wire.
Quantum dot LED package and quantum dot LED module including the same
A quantum dot LED package is disclosed. The quantum dot LED package includes: a heat dissipating reflector having a through cavity; a quantum dot plate accommodated in the upper portion of the through cavity; an LED chip accommodated in the lower portion of the through cavity and whose top surface is coupled to the lower surface of the quantum dot plate; electrode pads disposed on the lower surface of the LED chip and protruding more downward than the lower surface of the heat dissipating reflector; and a resin part formed in the through cavity to fix between the LED chip and the reflector and between the quantum dot plate and the reflector.
LED ASSEMBLY WITH OMNIDIRECTIONAL LIGHT FIELD
Disclosed is an LED assembly having an omnidirectional light field. The LED assembly has a transparent substrate with first and second surfaces facing to opposite orientations respectively. LED chips are mounted on the first surface and are electrically interconnected by a circuit. A transparent capsule with a phosphor dispersed therein is formed on the first surface and substantially encloses the circuit and the LED chips. First and second electrode plates are formed on the first or second surface, and electrically connected to the LED chips.
LED ASSEMBLY WITH OMNIDIRECTIONAL LIGHT FIELD
Disclosed is an LED assembly having an omnidirectional light field. The LED assembly has a transparent substrate with first and second surfaces facing to opposite orientations respectively. LED chips are mounted on the first surface and are electrically interconnected by a circuit. A transparent capsule with a phosphor dispersed therein is formed on the first surface and substantially encloses the circuit and the LED chips. First and second electrode plates are formed on the first or second surface, and electrically connected to the LED chips.