EP2617070A1 - Optoelektronisches bauelement und verfahren zu dessen herstellung - Google Patents
Optoelektronisches bauelement und verfahren zu dessen herstellungInfo
- Publication number
- EP2617070A1 EP2617070A1 EP11755034.3A EP11755034A EP2617070A1 EP 2617070 A1 EP2617070 A1 EP 2617070A1 EP 11755034 A EP11755034 A EP 11755034A EP 2617070 A1 EP2617070 A1 EP 2617070A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing part
- semiconductor chip
- optoelectronic component
- carrier
- radiation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000005693 optoelectronics Effects 0.000 title claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 title abstract description 11
- 239000004065 semiconductor Substances 0.000 claims abstract description 124
- 230000005855 radiation Effects 0.000 claims abstract description 50
- 238000006243 chemical reaction Methods 0.000 claims description 32
- 238000004020 luminiscence type Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 30
- 239000002245 particle Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 12
- 229920001296 polysiloxane Polymers 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 5
- 238000007650 screen-printing Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000004382 potting Methods 0.000 description 14
- 238000007493 shaping process Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000000748 compression moulding Methods 0.000 description 4
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- -1 nitride compound Chemical class 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
- H01L24/23—Structure, shape, material or disposition of the high density interconnect connectors after the connecting process
- H01L24/24—Structure, shape, material or disposition of the high density interconnect connectors after the connecting process of an individual high density interconnect connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/82—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected by forming build-up interconnects at chip-level, e.g. for high density interconnects [HDI]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/36—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
- H01L33/38—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes with a particular shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/52—Encapsulations
- H01L33/54—Encapsulations having a particular shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
- H01L2224/23—Structure, shape, material or disposition of the high density interconnect connectors after the connecting process
- H01L2224/24—Structure, shape, material or disposition of the high density interconnect connectors after the connecting process of an individual high density interconnect connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32225—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73267—Layer and HDI connectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/91—Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L2224/80 - H01L2224/90
- H01L2224/92—Specific sequence of method steps
- H01L2224/922—Connecting different surfaces of the semiconductor or solid-state body with connectors of different types
- H01L2224/9222—Sequential connecting processes
- H01L2224/92242—Sequential connecting processes the first connecting process involving a layer connector
- H01L2224/92244—Sequential connecting processes the first connecting process involving a layer connector the second connecting process involving a build-up interconnect
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/04—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls
- H01L23/053—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having an insulating or insulated base as a mounting for the semiconductor body
- H01L23/055—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having an insulating or insulated base as a mounting for the semiconductor body the leads having a passage through the base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil
Definitions
- the invention relates to an optoelectronic component and a method for its production.
- Connection area of a carrier is mounted and at the opposite radiation exit surface a
- Connection contact which is connected by means of a bonding wire with another connection region of the carrier.
- the semiconductor chip and the bonding wire are arranged in a recess of a housing, wherein the reflective
- Semiconductor chip and the bonding wire are embedded in a transparent potting, which is a Lumineszenzkonversionsstoff for wavelength conversion of the semiconductor chip
- Potting material is also glued to a lens, which serves for beam shaping of the emitted radiation.
- the invention is based on the object
- optoelectronic device that is characterized by a more compact design, improved radiation efficiency and a comparatively simple manufacturing process is characterized. Furthermore, an advantageous method for producing the device should be specified.
- the optoelectronic component comprises according to a
- the optoelectronic component comprises a radiation-emitting semiconductor chip, which has a base surface and one of the base surface opposite
- Radiation exit surface wherein the semiconductor chip is arranged with the base on the carrier.
- the optoelectronic component contains
- a housing having a lower housing part, which is arranged on the carrier and on side edges of the
- Semiconductor chips adjacent, and an upper housing part, which is arranged on the lower housing part and forms a reflector for the emitted radiation from the semiconductor chip.
- An electrical connection layer is of the
- the optoelectronic component designed in this way is characterized in particular by a compact design.
- the lower housing part directly adjoins the side edges of the semiconductor chip. This is made possible in particular by the fact that the semiconductor chip does not like
- Connection area is guided on the carrier, is contacted.
- the contacting of the semiconductor chip advantageously takes place in such a way that an electrical connection layer of the radiation exit surface of the semiconductor chip via an interface of the lower housing part, to the
- connection layer then extends through the lower housing part to the first
- the radiation-emitting semiconductor chip is thus in particular contacted wirelessly.
- a second terminal contact of the semiconductor chip can be
- Carrier is mounted.
- Housing part is preferably a silicone.
- the lower and the upper housing part may have the same base material, for example a silicone.
- the particles are preferably T1O 2 particles.
- Base material of the lower and / or upper housing part advantageously increases the reflection of the base material in the
- Refractive index in particular a larger refractive index than silicone has. Furthermore, radiation at the
- the proportion by weight of the particles in the lower and / or upper housing part is preferably between 5% and 50%. It turned out, in such a
- Concentration of reflection-enhancing particles, in particular TiO 2 particles, an increase in the reflection is observed.
- the increased reflection of the housing material by means of the embedded particles has the advantage, in the case of the lower housing part, that an undesired radiation decoupling from the semiconductor chip in the lateral direction through the to the
- Radiation exit surface of the semiconductor chip is deflected.
- the increased reflection by means of the particles embedded in the base material is advantageous since the upper housing part forms a reflector for the radiation emitted by the semiconductor chip.
- the reflector preferably adjoins the radiation exit surface of the semiconductor chip at least in regions. This can in particular be realized such that the lower housing part has a height such that it is flush with a radiation exit surface of the semiconductor chip
- the base of the upper housing part, which forms the reflector, is thus advantageously arranged at the height of the radiation exit surface of the semiconductor chip. It turned out that this way a good
- the semiconductor chip has a luminescence conversion layer on its radiation exit surface.
- the luminescence conversion layer By means of the luminescence conversion layer, at least a portion of the radiation emitted by the radiation-emitting semiconductor chip becomes larger wavelengths
- mixed-color or white light can be generated, for example, with a radiation-emitting semiconductor chip whose active zone emits ultraviolet or blue light.
- a radiation-emitting semiconductor chip whose active zone emits ultraviolet or blue light.
- blue light in light of a longer wavelength, in particular in light of a
- Complementary color such as yellow, to be converted so that the light emitted from the active zone blue light is superimposed with the converted to the complementary color portion to white light.
- Luminescence conversion layer may be a matrix material have, in which the Lumineszenzkonversionsstoff is embedded.
- the matrix material may be a polymer such as silicone or a ceramic. suitable
- Luminescence conversion materials are known, for example, from the publication WO 97/50132, the content of which is hereby incorporated by reference.
- the semiconductor layer sequence of the semiconductor chip becomes
- the luminescence conversion layer is a prefabricated platelet, for example, on the
- a surface of the luminescence conversion layer is at the same height as the
- Lumineszenzkonversionstik thus act advantageously as a carrier for the electrically conductive layer.
- the transparent casting represents in particular a protection of the semiconductor chip from moisture and / or mechanical damage or dar.
- the transparent potting can in particular be flush with an upper side of the upper housing part and thus the upper one
- the transparent potting is shaped as a lens. This means that the surface facing away from the semiconductor chip of the
- transparent potting curved for example, convex curved
- the lens can advantageously a
- the carrier has a first electrical rear-side contact and a second electrical rear-side contact on a rear side facing away from the semiconductor chip.
- first electrical rear-side contact and a second electrical rear-side contact on a rear side facing away from the semiconductor chip.
- the optoelectronic component is therefore preferably a surface-mountable component that can be soldered to a printed circuit board, for example, on the back electrical contacts of the carrier.
- the first electrical backside contact is preferably connected to the first connection region by means of at least one first through-connection extending through the carrier
- the second electrical rear-side contact is electrically conductive with the second connection region by means of at least one second through-connection, which runs through the carrier
- the optoelectronic component is more compact than if, for example, the connections between the
- connection areas on the front and the back of the carrier would be realized by means guided over the side surfaces of the carrier connection layers.
- the side flanks of the carrier in this embodiment are not conductive, so that a plurality of the optoelectronic components can be arranged close to each other without the risk of a short circuit.
- the carrier may be formed of an electrically insulating material such as a ceramic or an undoped semiconductor material.
- Housing part applied to the carrier, to the
- Carrier extends is generated in the lower housing part.
- the openings are made with an electrically conductive
- the electrically conductive layer is applied to a region of the
- Lumineszenzkonversions Bark and a range of
- Lumineszenzkonversions Mrs and the lower housing part are preferably arranged at the same height and close flush to each other.
- Connecting area on the surface of the carrier electrically conductively connects. Subsequently, an upper housing part is applied to the lower housing part.
- Housing part and the upper housing part formed housing to the carrier guided contacting produced in a particularly efficient manner.
- the optoelectronic component produced by the method is therefore characterized by an advantageously low production cost.
- the lower housing part and / or the upper housing part are produced by dispensing, screen printing or compression molding.
- FIG. 1 shows a schematic representation of a cross section through an optoelectronic component according to a first exemplary embodiment
- FIG. 2 shows a schematic representation of a cross section through an optoelectronic component according to a second exemplary embodiment
- Figure 3 is a schematic representation of a cross section through an optoelectronic device according to a third embodiment
- Figures 4A to 4E is a schematic representation of a
- Embodiment of a method for producing an optoelectronic component based on intermediate steps Embodiment of a method for producing an optoelectronic component based on intermediate steps. Identical or equivalent components are each provided with the same reference numerals in the figures. The
- the optoelectronic component shown schematically in cross section in FIG. 1 has a semiconductor chip 4, which is mounted on a base 3 on its base 5.
- the semiconductor chip 4 has an active layer 24 from which electromagnetic radiation 16 is emitted.
- the semiconductor chip 4 may be an LED chip.
- Semiconductor chips 4 can in particular for the emission of
- the semiconductor chip 4 is preferably based on a nitride compound semiconductor material. "On one
- Nitride compound semiconductor based "means in
- the semiconductor layer sequence or at least one layer thereof comprises a III-nitride compound semiconductor material, preferably In x Al y Gai- x - y N, where 0 ⁇ x ⁇ 1, 0 ⁇ y ⁇ 1 and x + y ⁇ 1.
- This material does not necessarily have to have a mathematically exact composition according to the above formula. Rather, it may contain one or more dopants as well as additional
- Radiation-emitting semiconductor chip 4 preferably has a luminescence conversion layer 13.
- Luminescence conversion layer 13 contains one or more luminescence conversion substances, by which at least part of the radiation emitted by active zone 24 is converted to a longer wavelength.
- the radiation 16 emitted by the optoelectronic component can therefore in particular be a mixed light from the radiation emitted by the active layer 24 and that in the
- the radiation 16 emitted by the optoelectronic component may, for example, be white light.
- the luminescence conversion layer 13 may be a prefabricated platelet which is adhesively bonded, for example, to the semiconductor layer sequence of the semiconductor chip 4.
- the luminescence conversion layer 13 may be a polymer such as a silicone having a
- the luminescence conversion layer having embedded Lumineszenzkonversionsstoff.
- the luminescence conversion layer having embedded Lumineszenzkonversionsstoff.
- the semiconductor layer sequence of the semiconductor chip 4 is preferably not surmounted by the luminescence conversion layer 13 in the lateral direction.
- Semiconductor layer sequence of the semiconductor chip 4 point Preferably, the same base area, wherein the luminescence conversion layer 13 is preferably arranged flush on the semiconductor layer sequence of the semiconductor chip 4.
- the semiconductor chip 4 is embedded in a housing 10 which has a lower housing part 8 and an upper housing part 9.
- the lower housing part 8 is advantageous
- Connection area 1 is guided on the support 3.
- Electrical connection layer 7 thus at least partially passes through the housing 10, whereby a particularly compact optoelectronic component can be achieved.
- a second electrical contact of the semiconductor chip 4 can be realized in that the semiconductor chip 4 with its base 5 on a second terminal region 2 of the
- Carrier 3 is mounted.
- the second electrical contact on the upper side of the semiconductor chip 4, and the second contact as the first contact by means of a further guided through the housing 10 electrical connection layer with the second
- connection area 2 to connect.
- the first connection region 1 of the carrier is advantageously by means of a first through-connection 11, which passes through the carrier 3, with a first
- connection region 2 by means of a second via 12 with a second rear contact 22 connected.
- Component be mounted for example by means of a solder joint on a circuit board.
- the optoelectronic component is therefore advantageously surface mountable.
- the upper housing part 9 advantageously forms a reflector 15 for the radiation 16 emitted by the semiconductor chip 4.
- the reflector 15 preferably adjoins the radiation exit surface 6 of the semiconductor chip 4 at least in regions.
- the radiation exit surface 6 may be either the surface of the semiconductor layer sequence of the
- Lumineszenzkonversionstik 13 act. Because the reflector 15 directly adjoins the radiation exit surface 6 of the semiconductor chip 4, good beam shaping of the emitted radiation 16 is achieved.
- the lower housing part 8 and the upper housing part 9 each contain particles 20, which increase the reflection of the housing material.
- the particles 20 may in particular be TiO 2 particles.
- the proportion by weight of the particles 20 in the lower and / or upper housing part 8, 9 is preferably between 5% and 50%. In the case of the lower case 8, a high reflection of the
- the lower housing part 8 and the upper housing part 9 are identical to The lower housing part 8 and the upper housing part 9
- reflection-enhancing particles 20 are embedded.
- the lower housing part 8 and the upper housing part 9 preferably have the same base material.
- the lower housing part 8 and the upper housing part 9 may each comprise a silicone. Characterized in that the lower housing part 8 and the upper housing part 9, the same Have base material, in particular good adhesion of the upper housing part 9 on the lower housing part 8 can be achieved.
- the second embodiment of an optoelectronic component shown schematically in cross section in FIG. 2 differs from that shown in FIG.
- Optoelectronic component characterized in that a recess 25 in the upper housing part 9, through which the reflector 15 is formed, is filled with a transparent potting 17.
- the recess 25 is filled with the transparent potting 17 in such a way that the potting 17 is flush with the surface of the upper housing part 9
- the transparent potting 17 protects the semiconductor chip 4 from external influences such as moisture, for example.
- Embodiment. The third embodiment of an optoelectronic component shown schematically in cross section in FIG. 3 differs from that shown in FIG.
- transparent potting 17 has no planar surface, but is shaped as a lens 18. This has the advantage that the potting 17 not only to protect the optoelectronic device from contamination or mechanical Damage serves, but at the same time as
- a carrier 3 has been provided, which has a first
- Terminal area 1 and a second terminal area 2 has.
- the connection areas 1, 2 are each connected to rear side contacts 21, 22 of the carrier 3 by means of a plated-through hole 11, 12.
- On the second connection region 2 of the carrier 3 is a radiation-emitting
- semiconductor chip 4 has been mounted.
- the semiconductor chip 4 may be soldered on its base surface 5 to the second connection region 2 of the carrier 3.
- the semiconductor chip 4 contains a semiconductor layer sequence 28, to which a luminescence conversion layer 13 is applied.
- the luminescence conversion layer 13 is preferably a prefabricated platelet based on the
- Semiconductor layer sequence 28 of the semiconductor chip 4 was glued.
- a lower housing part 8 has been applied to the carrier 3, which is advantageously applied to the side flanks 14 of the semiconductor chip 4 adjacent and preferably completely surrounds the semiconductor chip 4.
- the lower housing part 8 preferably contains a silicone in the reflection-increasing particles 20
- the lower housing part 8 can be produced in particular by dispensing, screen printing or compression molding.
- an opening 26 has been produced in the luminescence conversion layer 13.
- the opening 26 is provided to the
- Semiconductor layer sequence of the semiconductor chip 4 to be able to contact with an electrical connection layer.
- Housing part 8 has been generated.
- the opening 27 extends from the surface of the lower housing part 8 through the lower housing part 8 through to the first
- Lumineszenzkonversions Mrs 13 and the lower housing part 8 have each been filled with an electrically conductive material. Furthermore, an electrically conductive layer was applied to a portion of the surface of the luminescence conversion layer 13 and the surface of the lower housing part 8, which the electrically conductive materials in the opening 26 of the luminescence conversion layer 13 and the opening 27 in the lower housing part 8 with each other
- Terminal layer 7 has been made, which the
- an upper housing part 9 has been arranged on the lower housing part 8.
- the upper housing part 9 has a recess 25, which in the optoelectronic component has a reflector 15 for the radiation emitted by the semiconductor chip 4
- the upper housing part 9 can like the lower
- Housing part 8 are generated for example by dispensing, screen printing or compression molding.
- the upper housing part 9 preferably contains the same material as the lower housing part 8, preferably a silicone, into which particles of T1O 2
- the lower housing part 8 and the upper housing part 9 together form a housing 10 for the
- the optoelectronic component produced in this way corresponds to the optoelectronic component shown in FIG. Further
- the recess 25 can be filled with a potting 17, for example by means of dispensing.
- the potting 17 can, as in the in FIG. 2
- illustrated embodiment may be executed as a Planverguss or, as shown in Figure 3, as a lens 18 are formed.
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010045403A DE102010045403A1 (de) | 2010-09-15 | 2010-09-15 | Optoelektronisches Bauelement |
PCT/EP2011/064377 WO2012034826A1 (de) | 2010-09-15 | 2011-08-22 | Optoelektronisches bauelement und verfahren zu dessen herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2617070A1 true EP2617070A1 (de) | 2013-07-24 |
Family
ID=44645081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11755034.3A Withdrawn EP2617070A1 (de) | 2010-09-15 | 2011-08-22 | Optoelektronisches bauelement und verfahren zu dessen herstellung |
Country Status (6)
Country | Link |
---|---|
US (1) | US8901592B2 (de) |
EP (1) | EP2617070A1 (de) |
KR (1) | KR20130054430A (de) |
CN (1) | CN103109383A (de) |
DE (1) | DE102010045403A1 (de) |
WO (1) | WO2012034826A1 (de) |
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KR101977278B1 (ko) | 2012-10-29 | 2019-09-10 | 엘지이노텍 주식회사 | 발광 소자 |
DE102012113003A1 (de) * | 2012-12-21 | 2014-04-03 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines optoelektronischen Halbleiterbauteils und optoelektronisches Halbleiterbauteil |
DE102013205179A1 (de) * | 2013-03-25 | 2014-09-25 | Osram Gmbh | Verfahren zum Herstellen einer elektromagnetische Strahlung emittierenden Baugruppe und elektromagnetische Strahlung emittierende Baugruppe |
DE102013104776A1 (de) * | 2013-05-08 | 2014-11-13 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines Wellenlängenkonversionselements, Wellenlängenkonversionselement und Bauelement aufweisend das Wellenlängenkonversionselement |
CN105393374B (zh) * | 2013-07-19 | 2019-05-28 | 亮锐控股有限公司 | 具有光学元件并且没有衬底载体的pc led |
DE102014202761A1 (de) * | 2014-02-14 | 2015-08-20 | Osram Gmbh | Beleuchtungseinheit mit einer Mehrzahl LEDs |
JP6259329B2 (ja) * | 2014-03-14 | 2018-01-10 | シチズン電子株式会社 | Led発光装置 |
JP6216272B2 (ja) * | 2014-03-14 | 2017-10-18 | シチズン電子株式会社 | Led発光装置 |
EP3547379A1 (de) | 2014-03-14 | 2019-10-02 | Citizen Electronics Co., Ltd. | Lichtemittierende vorrichtung |
DE102014108295A1 (de) | 2014-06-12 | 2015-12-17 | Osram Opto Semiconductors Gmbh | Licht emittierendes Halbleiterbauelement |
WO2016066476A1 (en) * | 2014-10-27 | 2016-05-06 | Koninklijke Philips N.V. | Directional light emitting arrangement and a method of producing the same |
DE102014116079A1 (de) * | 2014-11-04 | 2016-05-04 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zu seiner Herstellung |
DE102015102785A1 (de) * | 2015-02-26 | 2016-09-01 | Osram Opto Semiconductors Gmbh | Optoelektronische Leuchtvorrichtung |
DE102015107526A1 (de) * | 2015-05-13 | 2016-11-17 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterchip und optoelektronisches Modul |
JP2017034218A (ja) * | 2015-08-03 | 2017-02-09 | 株式会社東芝 | 半導体発光装置 |
DE102016103059A1 (de) * | 2016-02-22 | 2017-08-24 | Osram Opto Semiconductors Gmbh | Halbleiterbauelement und Verfahren zur Herstellung eines Halbleiterbauelements |
DE102016105491A1 (de) * | 2016-03-23 | 2017-09-28 | Osram Opto Semiconductors Gmbh | Herstellung von halbleiterbauelementen |
DE102016106833A1 (de) * | 2016-04-13 | 2017-10-19 | Osram Opto Semiconductors Gmbh | Bauelement mit Reflektor und Verfahren zur Herstellung von Bauelementen |
DE102016113490A1 (de) * | 2016-07-21 | 2018-01-25 | Osram Opto Semiconductors Gmbh | Plättchen für ein optoelektronisches Bauelement, Verfahren zur Herstellung eines optoelektronischen Bauelements und optoelektronisches Bauelement |
JP6455495B2 (ja) * | 2016-09-28 | 2019-01-23 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
WO2018108734A1 (en) * | 2016-12-15 | 2018-06-21 | Lumileds Holding B.V. | Led module with high near field contrast ratio |
US11043619B2 (en) | 2016-12-15 | 2021-06-22 | Lumileds Llc | LED module with high near field contrast ratio |
DE102017102619B4 (de) * | 2017-02-09 | 2022-10-06 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | LED-Einheit und LED-Modul |
JP6733646B2 (ja) * | 2017-11-30 | 2020-08-05 | 日亜化学工業株式会社 | 発光装置とその製造方法 |
DE102018104381A1 (de) * | 2018-02-27 | 2019-08-29 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements |
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DE102021110089A1 (de) * | 2021-04-21 | 2022-10-27 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zur herstellung eines bauteils mit kavität und bauteil mit kavität |
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- 2011-08-22 CN CN2011800442919A patent/CN103109383A/zh active Pending
- 2011-08-22 US US13/822,367 patent/US8901592B2/en not_active Expired - Fee Related
- 2011-08-22 WO PCT/EP2011/064377 patent/WO2012034826A1/de active Application Filing
- 2011-08-22 EP EP11755034.3A patent/EP2617070A1/de not_active Withdrawn
- 2011-08-22 KR KR1020137009233A patent/KR20130054430A/ko not_active Application Discontinuation
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Also Published As
Publication number | Publication date |
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US8901592B2 (en) | 2014-12-02 |
DE102010045403A1 (de) | 2012-03-15 |
CN103109383A (zh) | 2013-05-15 |
KR20130054430A (ko) | 2013-05-24 |
US20130307004A1 (en) | 2013-11-21 |
WO2012034826A1 (de) | 2012-03-22 |
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