JP4611721B2 - 発光デバイス及び車両用灯具 - Google Patents
発光デバイス及び車両用灯具 Download PDFInfo
- Publication number
- JP4611721B2 JP4611721B2 JP2004340131A JP2004340131A JP4611721B2 JP 4611721 B2 JP4611721 B2 JP 4611721B2 JP 2004340131 A JP2004340131 A JP 2004340131A JP 2004340131 A JP2004340131 A JP 2004340131A JP 4611721 B2 JP4611721 B2 JP 4611721B2
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- electrostatic protection
- wire
- light
- emitting device
- 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.)
- Expired - Fee Related
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000000758 substrate Substances 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
- H01L25/167—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits comprising optoelectronic devices, e.g. LED, photodiodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/48137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—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
- H01L2224/48221—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
- H01L2224/48245—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 metallic
- H01L2224/48247—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 metallic connecting the wire to a bond pad of the item
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—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
- H01L2224/48221—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
- H01L2224/48245—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 metallic
- H01L2224/48257—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 metallic connecting the wire to a die pad of the item
Landscapes
- Microelectronics & Electronic Packaging (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Led Device Packages (AREA)
- Led Devices (AREA)
- Semiconductor Integrated Circuits (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Description
(II)各発光デバイスの両端電圧値を監視する方法
Claims (4)
- 発光素子及び該発光素子を静電破壊から保護するための静電保護用素子を含み、該発光素子と静電保護用素子とが並列に接続された構成を有する発光デバイスにおいて、
上記発光素子及び静電保護用素子の各接続用線材が同一材質とされ、かつ上記発光素子の接続用線材の線径よりも、上記静電保護用素子の接続用線材の線径が小さい
ことを特徴とする発光デバイス。 - 請求項1に記載した発光デバイスにおいて、
上記接続用線材として金ワイヤーを用いる場合に、上記静電保護用素子の接続用線材の線径を「d1」と記し、上記発光素子の接続用線材の線径を「d2」と記すとき、両者の比値が「0<(d1/d2)≦(1/2)」を満たす
ことを特徴とする発光デバイス。 - 請求項1又は請求項2に記載した発光デバイスにおいて、
上記静電保護用素子がツェナーダイオードである
ことを特徴とする発光デバイス。 - 発光素子及び該発光素子を静電破壊から保護するための静電保護用素子を含み、該発光素子と静電保護用素子とが並列に接続された構成を有する発光デバイスと、該発光デバイスを光源として照射光を得るための光学系を備えた車両用灯具において、
上記発光素子及び静電保護用素子の各接続用線材が同一材質とされ、かつ上記発光素子の接続用線材の線径よりも、上記静電保護用素子の接続用線材の線径が小さい
ことを特徴とする車両用灯具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004340131A JP4611721B2 (ja) | 2004-11-25 | 2004-11-25 | 発光デバイス及び車両用灯具 |
US11/286,635 US7394108B2 (en) | 2004-11-25 | 2005-11-23 | Light-emitting device and vehicle lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004340131A JP4611721B2 (ja) | 2004-11-25 | 2004-11-25 | 発光デバイス及び車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006156440A JP2006156440A (ja) | 2006-06-15 |
JP4611721B2 true JP4611721B2 (ja) | 2011-01-12 |
Family
ID=36460145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004340131A Expired - Fee Related JP4611721B2 (ja) | 2004-11-25 | 2004-11-25 | 発光デバイス及び車両用灯具 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7394108B2 (ja) |
JP (1) | JP4611721B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8044412B2 (en) | 2006-01-20 | 2011-10-25 | Taiwan Semiconductor Manufacturing Company, Ltd | Package for a light emitting element |
JP5483801B2 (ja) * | 2007-02-28 | 2014-05-07 | コーア株式会社 | 発光部品 |
US20100109041A1 (en) * | 2008-11-06 | 2010-05-06 | Chun-Chiang Yin | High efficiency led structure |
JP2011023557A (ja) * | 2009-07-16 | 2011-02-03 | Toshiba Corp | 発光装置 |
JP5659876B2 (ja) * | 2011-03-07 | 2015-01-28 | 日亜化学工業株式会社 | 半導体レーザ駆動装置の製造方法 |
CN102128419A (zh) * | 2011-04-22 | 2011-07-20 | 浙江生辉照明有限公司 | 一种led光源的防击穿保护方法及led灯具 |
JP5927056B2 (ja) | 2012-06-14 | 2016-05-25 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
JP6209387B2 (ja) * | 2013-08-02 | 2017-10-04 | 株式会社小糸製作所 | 車両用灯具 |
FR3032664B1 (fr) | 2015-02-13 | 2017-03-03 | Valeo Vision | Dispositif lumineux pour un vehicule automobile integrant des moyens de protection contre des decharges electrostatiques |
FR3074564B1 (fr) * | 2017-12-05 | 2019-11-08 | Automotive Lighting Rear Lamps France | Module lumineux comprenant un element de protection pour prevenir le passage de decharges electrostatiques entre l'exterieur et l'interieur du module lumineux |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63188971U (ja) * | 1987-05-27 | 1988-12-05 | ||
JPH1154799A (ja) * | 1997-07-30 | 1999-02-26 | Rohm Co Ltd | 半導体発光素子 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5914501A (en) * | 1998-08-27 | 1999-06-22 | Hewlett-Packard Company | Light emitting diode assembly having integrated electrostatic discharge protection |
JP2004051014A (ja) | 2002-07-22 | 2004-02-19 | Toyoda Gosei Co Ltd | 車両用ledヘッドランプ装置 |
-
2004
- 2004-11-25 JP JP2004340131A patent/JP4611721B2/ja not_active Expired - Fee Related
-
2005
- 2005-11-23 US US11/286,635 patent/US7394108B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63188971U (ja) * | 1987-05-27 | 1988-12-05 | ||
JPH1154799A (ja) * | 1997-07-30 | 1999-02-26 | Rohm Co Ltd | 半導体発光素子 |
Also Published As
Publication number | Publication date |
---|---|
US7394108B2 (en) | 2008-07-01 |
JP2006156440A (ja) | 2006-06-15 |
US20060108597A1 (en) | 2006-05-25 |
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