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The nine hotspot technology inventory in the LED industry Which kind of "money" scene?
The nine hotspot technology inventory in the LED industry Which kind of "money" scene?
SiliconsubstrateLED AsoneofthethreemainroutesofLEDchipsubstratetechnology,siliconsubstratetechnologyhastheadvantagesoflowcost,largesize,highquality,andelectricalconductivitycomparedwithsapphireandsiliconcarbide.Althoughthecurrentsapphiresubstrateandsiliconcarbide(SiC)substratearethemainstreamtechnicalroutesinthemarket,itisdifficulttoachievelarge-scaleepitaxyof8-12inchesduetothelimitationofmaterials.Atpresent,thesapphiresubstrateismorethan6inches.Andtherewillbesomelimitations,andthesiliconsubstratecanbemorethan8inches. Comparedwiththedevelopmenthistoryoftwoforeigntechnologyroutesformorethan20years,thesiliconsubstrateLEDtechnologyhasonlytakentenyearsfromthebeginningofresearchanddevelopmenttotheformationofindustrialclusters,constantlyimproving,constantlysurpassing,andmovingforward.Atpresent,basedonthesiliconsubstrateLEDtechnology,withthecrystalenergyphotoelectricasthecore,throughtheverticalintegrationoftheupper,middleandlowerreaches,thesiliconsubstrateLEDindustrychainwithmorethan10enterpriseshasbeenformedinthecountry,whichhasbeguntobeclusterscaleandradiated.Theeffectisobvious.In2012,theoutputvalueofthesiliconsubstrateLEDindustrychainwas500millionyuan;in2013,theindustrialchainoutputvalueexceeded1billionyuan;in2014,thewholeindustrychainrealizedanoutputvalueof2billionyuan;in2015,theoutputvaluereached5billionyuan,andthenextthreeyearscouldform10billionyuan.Thescaleofproductionvalue. Dr.SunQian,vicepresidentofsilicon-basedLEDresearchanddevelopmentatJingnengOptoelectronics(Jiangxi)Co.,Ltd.saidthatthedevelopmentofGaN-basedhigh-powerLEDson6-inchsiliconsubstratesisexpectedtoreducecostsbymorethan50%. Itcanbeseenthatdrivenbycostadvantages,nitridingLEDchipproductionwillbetransferredfromsapphireorSiCsubstratetosiliconsubstrate.Astechnologycontinuestoadvance,siliconsubstrateswillbecomeamajortechnicalrouteforLEDproductstosignificantlyreduceproductioncostsandincreaseautomatedproduction. CSP Asanewchip-scalepackagingtechnology,CSPhasmanyadvantages.Intheluminairedesign,duetothereducedsize,theluminairedesigncanbemoreflexibleandthestructureismorecompactandsimple.Intermsofperformance,duetothesmalllight-emittingsurfaceofCSPandhighopticaldensitycharacteristics,itiseasytocontrolopticaldirectivity.Theelectrodedesignofflip-chipisusedtomakethecurrentdistributionmorebalanced,suitableforlargercurrentdrive;theDroopeffectissloweddownandreduced.ThelightabsorptionallowstheCSPtohaveroomforfurtherimprovementinlightefficiency.Intermsofprocess,sapphireincreasesthedistancebetweenthephosphorandtheMQWregionofthechip,thephosphortemperatureislower,andthewhitelightconversionefficiencyisalsohigher. AlthoughCSPtechnologyhasmanyadvantages,atpresent,domesticbacklightmanufacturersdonothavemassproduction,andmorearesomewater-testsamples.Fromtheperspectiveofperformanceandreliability,CSPcurrentlyfacesproblemssuchaslowlightefficiency,difficultsoldering,andconsistentcolorandcolor,andhasnotyetmettherequirementsoftheapplication. Inthefuture,withthecontinuousinnovationandimprovementofCSPtechnology,itsperformancewillbeimprovedanditscostwillbereduced.Intheflashlight,carlights,displayscreensandotherfieldshavegreaterdevelopmentspace,creatinggreatervalue,whichcanpredictthatCSPtechnologywillbethefuturedevelopmenttrendofLEDpackaging. UVLED UVLEDgenerallyreferstoinvisiblelightwithasinglewavelengthbelow400nm,alsoknownasultravioletLED.Ithastheadvantagesofgooddirectionalperformance,lowvoltage,greenenvironmentalprotection,wavelengthmeasurable,longlife,lightandflexible,fastswitching,shockandmoistureresistance. UVLEDismainlydividedintoUV-A(320~400nm),UV-B(280~320nm)andUV-C(200~280nm),whichareusedincuring/reducingmachines,etc.inmedical/biologicalfields.Therapeuticapparatusandanalyticalinstruments,inthefieldofsterilization.Atpresent,UVAintheUVLEDmarketaccountsfor90%. Theshorterthewavelength,thelowertheluminousefficiencyoftheultravioletLED,thehigherthepreparationdifficultyandthemoreexpensivetheprice.TheUV-BandUV-CLEDsemitonly10%-20%ofUV-A,andthepriceisabout10timesthatofUV-ALED.DuetothehighthresholdofUVLEDtechnologyandthelackofmaturityofchipandpackagingtechnology,theindustrializationprocessofUV-BandUV-Cisrelativelyslow. WiththecontinuousbreakthroughofkeytechnologiesofdeepultravioletLED(lightemissionwavelengthshorterthan300nm),UVlightsourceisappliedtomanyfieldssuchasdailylife,productionresearch,homelandsecurity,biomedicine,biologicaldetection,all-weathernon-line-of-sightsecuritycommunication. AccordingtotheresearchreportofFrenchmarketresearchcompanyYoleDéveloppement,themarketsizeofUVLEDwillreach270millionUSdollarsby2017,morethan1/3oftheentireUVlightsourcemarket,andthecompoundannualgrowthratecanreach43%withinfiveyears,thusformingUV.Thesituationofmercuryvaporlampsincourt. LEDlightengine WiththeincreasingcompetitioninallaspectsofthedomesticLEDindustrychain,lightengineswithextremelyhighcostperformanceadvantagesareincreasinglyfavoredbylightingcompanies. Accordingtostatisticsfromresearchinstitutions,thescaleofChina'sLEDlightenginemarkethasgrownrapidlyto218millionyuanin2015.Thegrowthrateofthe
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SiliconsubstrateLED AsoneofthethreemainroutesofLEDchipsubstratetechnology,siliconsubstratetechnologyhastheadvantagesoflowcost,largesize,highquality,andelectricalconductivitycomparedwithsapphireandsiliconcarbide.Althoughthecurrentsapphiresubstrateandsiliconcarbide(SiC)substratearethemainstreamtechnicalroutesinthemarket,itisdifficulttoachievelarge-scaleepitaxyof8-12inchesduetothelimitationofmaterials.Atpresent,thesapphiresubstrateismorethan6inches.Andtherewillbesomelimitations,andthesiliconsubstratecanbemorethan8inches. Comparedwiththedevelopmenthistoryoftwoforeigntechnologyroutesformorethan20years,thesiliconsubstrateLEDtechnologyhasonlytakentenyearsfromthebeginningofresearchanddevelopmenttotheformationofindustrialclusters,constantlyimproving,constantlysurpassing,andmovingforward.Atpresent,basedonthesiliconsubstrateLEDtechnology,withthecrystalenergyphotoelectricasthecore,throughtheverticalintegrationoftheupper,middleandlowerreaches,thesiliconsubstrateLEDindustrychainwithmorethan10enterpriseshasbeenformedinthecountry,whichhasbeguntobeclusterscaleandradiated.Theeffectisobvious.In2012,theoutputvalueofthesiliconsubstrateLEDindustrychainwas500millionyuan;in2013,theindustrialchainoutputvalueexceeded1billionyuan;in2014,thewholeindustrychainrealizedanoutputvalueof2billionyuan;in2015,theoutputvaluereached5billionyuan,andthenextthreeyearscouldform10billionyuan.Thescaleofproductionvalue. Dr.SunQian,vicepresidentofsilicon-basedLEDresearchanddevelopmentatJingnengOptoelectronics(Jiangxi)Co.,Ltd.saidthatthedevelopmentofGaN-basedhigh-powerLEDson6-inchsiliconsubstratesisexpectedtoreducecostsbymorethan50%. Itcanbeseenthatdrivenbycostadvantages,nitridingLEDchipproductionwillbetransferredfromsapphireorSiCsubstratetosiliconsubstrate.Astechnologycontinuestoadvance,siliconsubstrateswillbecomeamajortechnicalrouteforLEDproductstosignificantlyreduceproductioncostsandincreaseautomatedproduction. CSP Asanewchip-scalepackagingtechnology,CSPhasmanyadvantages.Intheluminairedesign,duetothereducedsize,theluminairedesigncanbemoreflexibleandthestructureismorecompactandsimple.Intermsofperformance,duetothesmalllight-emittingsurfaceofCSPandhighopticaldensitycharacteristics,itiseasytocontrolopticaldirectivity.Theelectrodedesignofflip-chipisusedtomakethecurrentdistributionmorebalanced,suitableforlargercurrentdrive;theDroopeffectissloweddownandreduced.ThelightabsorptionallowstheCSPtohaveroomforfurtherimprovementinlightefficiency.Intermsofprocess,sapphireincreasesthedistancebetweenthephosphorandtheMQWregionofthechip,thephosphortemperatureislower,andthewhitelightconversionefficiencyisalsohigher. AlthoughCSPtechnologyhasmanyadvantages,atpresent,domesticbacklightmanufacturersdonothavemassproduction,andmorearesomewater-testsamples.Fromtheperspectiveofperformanceandreliability,CSPcurrentlyfacesproblemssuchaslowlightefficiency,difficultsoldering,andconsistentcolorandcolor,andhasnotyetmettherequirementsoftheapplication. Inthefuture,withthecontinuousinnovationandimprovementofCSPtechnology,itsperformancewillbeimprovedanditscostwillbereduced.Intheflashlight,carlights,displayscreensandotherfieldshavegreaterdevelopmentspace,creatinggreatervalue,whichcanpredictthatCSPtechnologywillbethefuturedevelopmenttrendofLEDpackaging. UVLED UVLEDgenerallyreferstoinvisiblelightwithasinglewavelengthbelow400nm,alsoknownasultravioletLED.Ithastheadvantagesofgooddirectionalperformance,lowvoltage,greenenvironmentalprotection,wavelengthmeasurable,longlife,lightandflexible,fastswitching,shockandmoistureresistance. UVLEDismainlydividedintoUV-A(320~400nm),UV-B(280~320nm)andUV-C(200~280nm),whichareusedincuring/reducingmachines,etc.inmedical/biologicalfields.Therapeuticapparatusandanalyticalinstruments,inthefieldofsterilization.Atpresent,UVAintheUVLEDmarketaccountsfor90%. Theshorterthewavelength,thelowertheluminousefficiencyoftheultravioletLED,thehigherthepreparationdifficultyandthemoreexpensivetheprice.TheUV-BandUV-CLEDsemitonly10%-20%ofUV-A,andthepriceisabout10timesthatofUV-ALED.DuetothehighthresholdofUVLEDtechnologyandthelackofmaturityofchipandpackagingtechnology,theindustrializationprocessofUV-BandUV-Cisrelativelyslow. WiththecontinuousbreakthroughofkeytechnologiesofdeepultravioletLED(lightemissionwavelengthshorterthan300nm),UVlightsourceisappliedtomanyfieldssuchasdailylife,productionresearch,homelandsecurity,biomedicine,biologicaldetection,all-weathernon-line-of-sightsecuritycommunication. AccordingtotheresearchreportofFrenchmarketresearchcompanyYoleDéveloppement,themarketsizeofUVLEDwillreach270millionUSdollarsby2017,morethan1/3oftheentireUVlightsourcemarket,andthecompoundannualgrowthratecanreach43%withinfiveyears,thusformingUV.Thesituationofmercuryvaporlampsincourt. LEDlightengine WiththeincreasingcompetitioninallaspectsofthedomesticLEDindustrychain,lightengineswithextremelyhighcostperformanceadvantagesareincreasinglyfavoredbylightingcompanies. Accordingtostatisticsfromresearchinstitutions,thescaleofChina'sLEDlightenginemarkethasgrownrapidlyto218millionyuanin2015.Thegrowthrateofthe
Outdoor waterproof light strip
Outdoor waterproof light strip
Time of issue : 2019-04-28 10:42:00
WhatistheLEDwaterprooflightstrip?   LEDwaterprooflightstripreferstoaverysoftPCBboardasthesubstrate,patchChipRGBastheilluminant,theilluminationangleis120degrees,eachstriphas15LEDs,24LEDs,30LEDsin50cm,andtheilluminantisuniform.ArrangedonthestripPCBboard,thecolorissoft,thelightmixingisevenlyconnectedwiththeplug-inbeautifuljoints,theshapeisveryslimandsmall,andwith3Madhesive,itisamulti-purposehorizontalsoftstrip..   LEDwaterprooflightbelthowtoidentifythequalityofgoodorbad 1,lookatsolderjoints TheLEDstripsproducedbytheregularLEDstripmanufacturersareproducedbytheSMTchipprocessusingsolderpasteandreflowsolderingprocesses.Therefore,thesolderjointsontheLEDstripsarerelativelysmoothandthesolderingamountisnotlarge,andthesolderjointsextendinanarcshapefromtheFPCpadstotheLEDelectrodes.ThesolderingspotoftheLEDlampstripofthecottageversionisnotuniform,andadotiswrappedaroundthesolderingfoot.Atthesametime,differentdegreesoftintipappear,whichisatypicalphenomenonofmanualsoldering. 2,lookatthequalityofFPC FPCisdividedintocopperandrolledcopper.Thecopperfoilofthecopperplateisconvex.Ifyoulookclosely,youcanseeitfromtheconnectionbetweenthepadandtheFPC.TherolledcopperiscloselyintegratedwiththeFPCandcanbebentfreelywithoutpeelingoffthepad. 3,lookatthecleanlinessofthesurfaceoftheLEDlightstrip IftheLEDstripsproducedbytheSMTprocessareclean,thesurfaceisverycleanandtherearenoimpuritiesorstains.However,ifthecottageversionoftheLEDlightstripproducedbythehandsolderingprocess,thesurfacewillremainstainedandcleanedregardlessofhowitiscleaned,andfluxandtinresiduewillremainonthesurfaceoftheFPC. 4,lookatthepackaging TheregularLEDlightstripswillbepackedinanti-staticcoils,usually5metersor10meters,andthensealedwithanti-staticmoisture-proofbags.ThecottageversionoftheLEDlightstripwillusetherecyclingcoiltraybecauseofcostsavings,andthenthereisnoanti-staticmoisture-proofpackagingbag.Lookcarefullyatthecoiltraytoseethetracesandscratchesleftwhenthelabelisremoved. 5,lookatthelabel RegularLEDlightswithprintedbagsandreelswillhaveprintedlabelsinsteadofprintedlabels.Thelabelofthecottageversionisprinted,andthespecificationsandparametersarenotuniform. 6,seeattachments RegularLEDstripswillbeaccompaniedbyinstructionsforuseandstripsinthebox,aswellasLEDstripswithconnectorsordecks;thecottageversionoftheLEDstripsdonothavetheseaccessoriesinthebox,becauseSomemanufacturerscanstillsavetheprovinceafterall. LEDwaterprooflightstripuse LEDwaterprooflampwithstablequalitycontrolchip,highlightsourcebrightness,largeangle,goodquality,stableperformance,generallythreeLED(12VDC)orsixLED(24VDC)asagroup,andcanbeusedaccordingtothelengthRequired,cutbetweeneachunit,veryconvenienttouseredlight:1000-1100MCD,greenlight:2000-2200MCD,bluelight:1000-1100MCDpower:3.6W/0.5M/12VDCor5.76W/0.5M/24VTheDCLEDcenterdistanceis33mm,20mm(canbecustomizedaccordingtocustomerrequirements).LEDwaterprooflightwiththeinternationallypopularDMX512controlsystem,canachieveavarietyofchangesinthecolorchangeofthedrive,gradient,etc.,canalsousethefullcolorcontrollerCT308controltoachievetheoverallchange.Mainlyusedindoorsforsmallwallwashingeffects,interiordecoration,landscaping,etc.
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WhatistheLEDwaterprooflightstrip?   LEDwaterprooflightstripreferstoaverysoftPCBboardasthesubstrate,patchChipRGBastheilluminant,theilluminationangleis120degrees,eachstriphas15LEDs,24LEDs,30LEDsin50cm,andtheilluminantisuniform.ArrangedonthestripPCBboard,thecolorissoft,thelightmixingisevenlyconnectedwiththeplug-inbeautifuljoints,theshapeisveryslimandsmall,andwith3Madhesive,itisamulti-purposehorizontalsoftstrip..   LEDwaterprooflightbelthowtoidentifythequalityofgoodorbad 1,lookatsolderjoints TheLEDstripsproducedbytheregularLEDstripmanufacturersareproducedbytheSMTchipprocessusingsolderpasteandreflowsolderingprocesses.Therefore,thesolderjointsontheLEDstripsarerelativelysmoothandthesolderingamountisnotlarge,andthesolderjointsextendinanarcshapefromtheFPCpadstotheLEDelectrodes.ThesolderingspotoftheLEDlampstripofthecottageversionisnotuniform,andadotiswrappedaroundthesolderingfoot.Atthesametime,differentdegreesoftintipappear,whichisatypicalphenomenonofmanualsoldering. 2,lookatthequalityofFPC FPCisdividedintocopperandrolledcopper.Thecopperfoilofthecopperplateisconvex.Ifyoulookclosely,youcanseeitfromtheconnectionbetweenthepadandtheFPC.TherolledcopperiscloselyintegratedwiththeFPCandcanbebentfreelywithoutpeelingoffthepad. 3,lookatthecleanlinessofthesurfaceoftheLEDlightstrip IftheLEDstripsproducedbytheSMTprocessareclean,thesurfaceisverycleanandtherearenoimpuritiesorstains.However,ifthecottageversionoftheLEDlightstripproducedbythehandsolderingprocess,thesurfacewillremainstainedandcleanedregardlessofhowitiscleaned,andfluxandtinresiduewillremainonthesurfaceoftheFPC. 4,lookatthepackaging TheregularLEDlightstripswillbepackedinanti-staticcoils,usually5metersor10meters,andthensealedwithanti-staticmoisture-proofbags.ThecottageversionoftheLEDlightstripwillusetherecyclingcoiltraybecauseofcostsavings,andthenthereisnoanti-staticmoisture-proofpackagingbag.Lookcarefullyatthecoiltraytoseethetracesandscratchesleftwhenthelabelisremoved. 5,lookatthelabel RegularLEDlightswithprintedbagsandreelswillhaveprintedlabelsinsteadofprintedlabels.Thelabelofthecottageversionisprinted,andthespecificationsandparametersarenotuniform. 6,seeattachments RegularLEDstripswillbeaccompaniedbyinstructionsforuseandstripsinthebox,aswellasLEDstripswithconnectorsordecks;thecottageversionoftheLEDstripsdonothavetheseaccessoriesinthebox,becauseSomemanufacturerscanstillsavetheprovinceafterall. LEDwaterprooflightstripuse LEDwaterprooflampwithstablequalitycontrolchip,highlightsourcebrightness,largeangle,goodquality,stableperformance,generallythreeLED(12VDC)orsixLED(24VDC)asagroup,andcanbeusedaccordingtothelengthRequired,cutbetweeneachunit,veryconvenienttouseredlight:1000-1100MCD,greenlight:2000-2200MCD,bluelight:1000-1100MCDpower:3.6W/0.5M/12VDCor5.76W/0.5M/24VTheDCLEDcenterdistanceis33mm,20mm(canbecustomizedaccordingtocustomerrequirements).LEDwaterprooflightwiththeinternationallypopularDMX512controlsystem,canachieveavarietyofchangesinthecolorchangeofthedrive,gradient,etc.,canalsousethefullcolorcontrollerCT308controltoachievetheoverallchange.Mainlyusedindoorsforsmallwallwashingeffects,interiordecoration,landscaping,etc.
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