90.5wwwddd138com

wwwddd138com  时间:2021-01-26  阅读:()
BT138Y-600E4QTriac15September2018Productdatasheet1.
GeneraldescriptionPlanarpassivatedsensitivegatefourquadranttriacinaninternallyinsulatedSOT78D(TO-220AB)plasticpackageintendedforuseingeneralpurposebidirectionalswitchingandphasecontrolapplications.
Thissensitivegate"seriesE"triaccanbeinterfaceddirectlytomicrocontrollers,logicintegratedcircuitsandotherlowpowergatetriggercircuits.
Theinternallyinsulatedmountingbasegivesgoodthermalperformancecombinedwitheaseofhandlingandassemblybytheuser.
2.
Featuresandbenefits2500VRMSisolationvoltagecapabilityDirectinterfacingtologiclevelICsDirectinterfacingtolowpowergatedriversandmicrocontrollersHighblockingvoltagecapabilityIndustrystandardTO-220packageforeaseofhandlingIsolatedmountingbasePlanarpassivatedforvoltageruggednessandreliabilitySensitivegateTriggeringinallfourquadrants3.
Applications230VlampdimmersGeneralpurposeswitchingandphasecontrol4.
QuickreferencedataTable1.
QuickreferencedataSymbolParameterConditionsMinTypMaxUnitVDRMrepetitivepeakoff-statevoltage--600VIT(RMS)RMSon-statecurrentfullsinewave;Tmb≤85°C;Fig.
1;Fig.
2;Fig.
3--12Afullsinewave;Tj(init)=25°C;tp=20ms;Fig.
4;Fig.
5--95AITSMnon-repetitivepeakon-statecurrentfullsinewave;Tj(init)=25°C;tp=16.
7ms--105ATjjunctiontemperature--125°CStaticcharacteristicsIGTgatetriggercurrentVD=12V;IT=0.
1A;T2+G+;Tj=25°C;Fig.
7--10mAWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20182/13SymbolParameterConditionsMinTypMaxUnitVD=12V;IT=0.
1A;T2+G-;Tj=25°C;Fig.
7--10mAVD=12V;IT=0.
1A;T2-G+;Tj=25°C;Fig.
7--10mAVD=12V;IT=0.
1A;T2-G-;Tj=25°C;Fig.
7--25mAIHholdingcurrentVD=12V;Tj=25°C;Fig.
9--30mAVTon-statevoltageIT=15A;Tj=25°C;Fig.
10-1.
41.
65VDynamiccharacteristicsdVD/dtrateofriseofoff-statevoltageVDM=402V;Tj=125°C;(VDM=67%ofVDRM);exponentialwaveform;gateopencircuit-50-V/s5.
PinninginformationTable2.
PinninginformationPinSymbolDescriptionSimplifiedoutlineGraphicsymbol1T1mainterminal12T2mainterminal23Ggatembn.
c.
mountingbase;isolated12mb3TO-220AB(SOT78D)sym051T1GT26.
OrderinginformationTable3.
OrderinginformationPackageTypenumberNameDescriptionVersionBT138Y-600ETO-220ABplasticsingle-endedpackage;isolatedheatsinkmounted;1mountinghole;3-leadTO-220SOT78DWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20183/137.
LimitingvaluesTable4.
LimitingvaluesInaccordancewiththeAbsoluteMaximumRatingSystem(IEC60134).
SymbolParameterConditionsMinMaxUnitVDRMrepetitivepeakoff-statevoltage-600VIT(RMS)RMSon-statecurrentfullsinewave;Tmb≤85°C;Fig.
1;Fig.
2;Fig.
3-12Afullsinewave;Tj(init)=25°C;tp=20ms;Fig.
4;Fig.
5-95AITSMnon-repetitivepeakon-statecurrentfullsinewave;Tj(init)=25°C;tp=16.
7ms-105AI2tI2tforfusingtp=10ms;SIN-45As-50A/sIG=100mA;T2+G+-50A/sIG=100mA;T2-G--50A/sdIT/dtrateofriseofon-statecurrentIG=100mA;T2-G+-10A/sIGMpeakgatecurrent-2APGMpeakgatepower-5WPG(AV)averagegatepoweroverany20msperiod-0.
5WTstgstoragetemperature-40150°CTjjunctiontemperature-125°C003aac230010203010-210-1110surgeduration(s)IT(RMS)(A)f=50Hz;Tmb=85°CFig.
1.
RMSon-statecurrentasafunctionofsurgeduration;maximumvalues003aac231051015-50050100150Tmb(°C)IT(RMS)(A)Fig.
2.
RMSon-statecurrentasafunctionofmountingbasetemperature;maximumvaluesIG=100mA;T2+G-WeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20184/13003aac2270510152002468101214conductionangle,α(degrees)formfactora3060901201802.
8161.
9671.
5701.
3291.
110αα1257990.
5102113.
5Tmb(max)(°C)α=180°120°90°60°30°Ptot(W)IT(RMS)(A)α=conductionanglea=formfactor=IT(RMS)/IT(AV)Fig.
3.
TotalpowerdissipationasafunctionofRMSon-statecurrent;maximumvalues003aac228020406080100120110102103numberofcyclesITSM(A)ITSMtITTj(init)=25°Cmax1/ff=50HzFig.
4.
Non-repetitivepeakon-statecurrentasafunctionofthenumberofsinusoidalcurrentcycles;maximumvaluesWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20185/13003aac2291010210310-510-410-310-210-1tp(s)ITSM(A)(1)(2)ITSMtITTj(init)=25°Cmaxtptp≤20ms(1)dIT/dtlimit(2)T2-G+quadrantlimitFig.
5.
Non-repetitivepeakon-statecurrentasafunctionofpulsewidth;maximumvaluesWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20186/138.
ThermalcharacteristicsTable5.
ThermalcharacteristicsSymbolParameterConditionsMinTypMaxUnitRth(j-mb)thermalresistancefromjunctiontomountingbasefullcycle;Fig.
6--2.
3K/WRth(j-a)thermalresistancefromjunctiontoambientfreeairfullcycle;infreeair-60-K/W003aab80410-110-2110Zth(j-mb)(K/W)10-3tp(s)10-511010-110-210-410-3tpPtFig.
6.
Transientthermalimpedancefromjunctiontomountingbaseasafunctionofpulseduration9.
IsolationcharacteristicsTable6.
IsolationcharacteristicsSymbolParameterConditionsMinTypMaxUnitVisol(RMS)RMSisolationvoltagefromallterminalstoexternalheatsink;sinusoidalwaveform;cleananddustfree;50Hz≤f≤60Hz;RH≤65%;Tmb=25°C--2500VCisolisolationcapacitancefrommainterminal2toexternalheatsink;f=1MHz;Tmb=25°C-10-pFWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20187/1310.
CharacteristicsTable7.
CharacteristicsSymbolParameterConditionsMinTypMaxUnitStaticcharacteristicsVD=12V;IT=0.
1A;T2+G+;Tj=25°C;Fig.
7--10mAVD=12V;IT=0.
1A;T2+G-;Tj=25°C;Fig.
7--10mAVD=12V;IT=0.
1A;T2-G+;Tj=25°C;Fig.
7--10mAIGTgatetriggercurrentVD=12V;IT=0.
1A;T2-G-;Tj=25°C;Fig.
7--25mAVD=12V;IG=0.
1A;T2+G+;Tj=25°C;Fig.
8--30mAVD=12V;IG=0.
1A;T2+G-;Tj=25°C;Fig.
8--40mAVD=12V;IG=0.
1A;T2-G-;Tj=25°C;Fig.
8--30mAILlatchingcurrentVD=12V;IG=0.
1A;T2-G+;Tj=25°C;Fig.
8--40mAIHholdingcurrentVD=12V;Tj=25°C;Fig.
9--30mAVTon-statevoltageIT=15A;Tj=25°C;Fig.
10-1.
41.
65VVD=12V;IT=0.
1A;Tj=25°C;Fig.
11-0.
71VVGTgatetriggervoltageVD=600V;IT=0.
1A;Tj=125°C;Fig.
110.
250.
4-VIDoff-statecurrentVD=600V;Tj=125°C-0.
10.
5mADynamiccharacteristicsdVD/dtrateofriseofoff-statevoltageVDM=402V;Tj=125°C;(VDM=67%ofVDRM);exponentialwaveform;gateopencircuit-50-V/stgtgate-controlledturn-ontimeITM=16A;VD=600V;IG=100mA;dIG/dt=5A/s-2-sWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20188/13Tj(°C)-6014090-1040003aac2241230(1)(2)(3)(4)(1)(2)(3)(4)IGTIGT(25°C)(1)T2-G+(2)T2-G-(3)T2+G-(4)T2+G+Fig.
7.
NormalizedgatetriggercurrentasafunctionofjunctiontemperatureTj(°C)-6014090-1040003aac2251230ILIL(25°C)Fig.
8.
NormalizedlatchingcurrentasafunctionofjunctiontemperatureTj(°C)-6014090-1040003aac2261.
00.
51.
52.
00IHIH(25°C)Fig.
9.
Normalizedholdingcurrentasafunctionofjunctiontemperature003aac214010203040012VT(V)IT(A)(1)(3)0.
51.
52.
5(2)Vo=1.
175V;Rs=0.
032(1)Tj=125°C;typicalvalues(2)Tj=125°C;maximumvalues(3)Tj=25°C;maximumvaluesFig.
10.
On-statecurrentasafunctionofon-statevoltageWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September20189/13Tj(°C)-6014090-1040003aac2230.
80.
41.
21.
60VGT(25°C)VGTFig.
11.
NormalizedgatetriggervoltageasafunctionofjunctiontemperatureWeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September201810/1311.
PackageoutlineREFERENCESOUTLINEVERSIONEUROPEANPROJECTIONISSUEDATEIECJEDECJEITASOT78DTO-220SOT78D07-04-0407-07-10UNITAmm4.
74.
31.
401.
250.
90.
60.
60.
416.
015.
26.
510.
39.
73.
00.
2A1DIMENSIONS(mmaretheoriginaldimensions)Plasticsingle-endedpackage;isolatedheatsinkmounted;1mountinghole;3-leadTO-2200510mmscalebcDD1refEe2.
54L14.
012.
8L1refp3.
73.
5Q2.
62.
2q3.
02.
7wb21.
721.
32b11.
41.
1cQA1AmountingbaseeewMpbb2b1D1LDL1qE123Fig.
12.
PackageoutlineTO-220AB(SOT78D)WeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September201811/1312.
LegalinformationDatasheetstatusDocumentstatus[1][2]Productstatus[3]DefinitionObjective[short]datasheetDevelopmentThisdocumentcontainsdatafromtheobjectivespecificationforproductdevelopment.
Preliminary[short]datasheetQualificationThisdocumentcontainsdatafromthepreliminaryspecification.
Product[short]datasheetProductionThisdocumentcontainstheproductspecification.
[1]Pleaseconsultthemostrecentlyissueddocumentbeforeinitiatingorcompletingadesign.
[2]Theterm'shortdatasheet'isexplainedinsection"Definitions".
[3]Theproductstatusofdevice(s)describedinthisdocumentmayhavechangedsincethisdocumentwaspublishedandmaydifferincaseofmultipledevices.
ThelatestproductstatusinformationisavailableontheInternetatURLhttp://www.
ween-semi.
com.
DefinitionsDraft—Thedocumentisadraftversiononly.
Thecontentisstillunderinternalreviewandsubjecttoformalapproval,whichmayresultinmodificationsoradditions.
WeEnSemiconductorsdoesnotgiveanyrepresentationsorwarrantiesastotheaccuracyorcompletenessofinformationincludedhereinandshallhavenoliabilityfortheconsequencesofuseofsuchinformation.
Shortdatasheet—Ashortdatasheetisanextractfromafulldatasheetwiththesameproducttypenumber(s)andtitle.
Ashortdatasheetisintendedforquickreferenceonlyandshouldnotbereliedupontocontaindetailedandfullinformation.
Fordetailedandfullinformationseetherelevantfulldatasheet,whichisavailableonrequestviathelocalWeEnSemiconductorssalesoffice.
Incaseofanyinconsistencyorconflictwiththeshortdatasheet,thefulldatasheetshallprevail.
Productspecification—TheinformationanddataprovidedinaProductdatasheetshalldefinethespecificationoftheproductasagreedbetweenWeEnSemiconductorsanditscustomer,unlessWeEnSemiconductorsandcustomerhaveexplicitlyagreedotherwiseinwriting.
Innoeventhowever,shallanagreementbevalidinwhichtheWeEnSemiconductorsproductisdeemedtoofferfunctionsandqualitiesbeyondthosedescribedintheProductdatasheet.
DisclaimersLimitedwarrantyandliability—Informationinthisdocumentisbelievedtobeaccurateandreliable.
However,WeEnSemiconductorsdoesnotgiveanyrepresentationsorwarranties,expressedorimplied,astotheaccuracyorcompletenessofsuchinformationandshallhavenoliabilityfortheconsequencesofuseofsuchinformation.
WeEnSemiconductorstakesnoresponsibilityforthecontentinthisdocumentifprovidedbyaninformationsourceoutsideofWeEnSemiconductors.
InnoeventshallWeEnSemiconductorsbeliableforanyindirect,incidental,punitive,specialorconsequentialdamages(including-withoutlimitation-lostprofits,lostsavings,businessinterruption,costsrelatedtotheremovalorreplacementofanyproductsorreworkcharges)whetherornotsuchdamagesarebasedontort(includingnegligence),warranty,breachofcontractoranyotherlegaltheory.
Notwithstandinganydamagesthatcustomermightincurforanyreasonwhatsoever,WeEnSemiconductors'aggregateandcumulativeliabilitytowardscustomerfortheproductsdescribedhereinshallbelimitedinaccordancewiththeTermsandconditionsofcommercialsaleofWeEnSemiconductors.
Righttomakechanges—WeEnSemiconductorsreservestherighttomakechangestoinformationpublishedinthisdocument,includingwithoutlimitationspecificationsandproductdescriptions,atanytimeandwithoutnotice.
Thisdocumentsupersedesandreplacesallinformationsuppliedpriortothepublicationhereof.
Suitabilityforuse—WeEnSemiconductorsproductsarenotdesigned,authorizedorwarrantedtobesuitableforuseinlifesupport,life-criticalorsafety-criticalsystemsorequipment,norinapplicationswherefailureormalfunctionofanWeEnSemiconductorsproductcanreasonablybeexpectedtoresultinpersonalinjury,deathorseverepropertyorenvironmentaldamage.
WeEnSemiconductorsanditssuppliersacceptnoliabilityforinclusionand/oruseofWeEnSemiconductorsproductsinsuchequipmentorapplicationsandthereforesuchinclusionand/oruseisatthecustomer'sownrisk.
Quickreferencedata—TheQuickreferencedataisanextractoftheproductdatagivenintheLimitingvaluesandCharacteristicssectionsofthisdocument,andassuchisnotcomplete,exhaustiveorlegallybinding.
Applications—Applicationsthataredescribedhereinforanyoftheseproductsareforillustrativepurposesonly.
WeEnSemiconductorsmakesnorepresentationorwarrantythatsuchapplicationswillbesuitableforthespecifiedusewithoutfurthertestingormodification.
CustomersareresponsibleforthedesignandoperationoftheirapplicationsandproductsusingWeEnSemiconductorsproducts,andWeEnSemiconductorsacceptsnoliabilityforanyassistancewithapplicationsorcustomerproductdesign.
Itiscustomer'ssoleresponsibilitytodeterminewhethertheWeEnSemiconductorsproductissuitableandfitforthecustomer'sapplicationsandproductsplanned,aswellasfortheplannedapplicationanduseofcustomer'sthirdpartycustomer(s).
Customersshouldprovideappropriatedesignandoperatingsafeguardstominimizetherisksassociatedwiththeirapplicationsandproducts.
WeEnSemiconductorsdoesnotacceptanyliabilityrelatedtoanydefault,damage,costsorproblemwhichisbasedonanyweaknessordefaultinthecustomer'sapplicationsorproducts,ortheapplicationorusebycustomer'sthirdpartycustomer(s).
Customerisresponsiblefordoingallnecessarytestingforthecustomer'sapplicationsandproductsusingWeEnSemiconductorsproductsinordertoavoidadefaultoftheapplicationsandtheproductsoroftheapplicationorusebycustomer'sthirdpartycustomer(s).
WeEndoesnotacceptanyliabilityinthisrespect.
Limitingvalues—Stressaboveoneormorelimitingvalues(asdefinedintheAbsoluteMaximumRatingsSystemofIEC60134)willcausepermanentdamagetothedevice.
Limitingvaluesarestressratingsonlyand(proper)operationofthedeviceattheseoranyotherconditionsabovethosegivenintheRecommendedoperatingconditionssection(ifpresent)ortheCharacteristicssectionsofthisdocumentisnotwarranted.
Constantorrepeatedexposuretolimitingvalueswillpermanentlyandirreversiblyaffectthequalityandreliabilityofthedevice.
Nooffertosellorlicense—Nothinginthisdocumentmaybeinterpretedorconstruedasanoffertosellproductsthatisopenforacceptanceorthegrant,conveyanceorimplicationofanylicenseunderanycopyrights,patentsorotherindustrialorintellectualpropertyrights.
Exportcontrol—Thisdocumentaswellastheitem(s)describedhereinmaybesubjecttoexportcontrolregulations.
Exportmightrequireapriorauthorizationfromcompetentauthorities.
Non-automotivequalifiedproducts—UnlessthisdatasheetexpresslystatesthatthisspecificWeEnSemiconductorsproductisautomotivequalified,theproductisnotsuitableforautomotiveuse.
Itisneitherqualifiednortestedinaccordancewithautomotivetestingorapplicationrequirements.
WeEnSemiconductorsacceptsnoliabilityforinclusionand/oruseofnon-automotivequalifiedproductsinautomotiveequipmentorapplications.
Intheeventthatcustomerusestheproductfordesign-inanduseinautomotiveapplicationstoautomotivespecificationsandstandards,customer(a)shallusetheproductwithoutWeEnSemiconductors'warrantyoftheproductforsuchautomotiveapplications,useandspecifications,and(b)whenevercustomerusestheproductforautomotiveapplicationsbeyondWeEnSemiconductors'specificationssuchuseshallbesolelyatcustomer'sownrisk,and(c)customerfullyindemnifiesWeEnSemiconductorsforanyliability,damagesorfailedproductclaimsresultingfromcustomerdesignanduseoftheproductforautomotiveapplicationsbeyondWeEnSemiconductors'standardwarrantyandWeEnSemiconductors'productspecifications.
WeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September201812/13Translations—Anon-English(translated)versionofadocumentisforreferenceonly.
TheEnglishversionshallprevailincaseofanydiscrepancybetweenthetranslatedandEnglishversions.
TrademarksNotice:Allreferencedbrands,productnames,servicenamesandtrademarksarethepropertyoftheirrespectiveowners.
WeEnSemiconductorsBT138Y-600E4QTriacBT138Y-600EAllinformationprovidedinthisdocumentissubjecttolegaldisclaimers.
WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedProductdatasheet15September201813/1313.
Contents1.
Generaldescription.
12.
Featuresandbenefits.
13.
Applications.
14.
Quickreferencedata.
15.
Pinninginformation.
26.
Orderinginformation.
27.
Limitingvalues.
38.
Thermalcharacteristics.
69.
Isolationcharacteristics.
610.
Characteristics.
711.
Packageoutline.
1012.
Legalinformation.
11WeEnSemiconductorsCo.
,Ltd.
2018.
AllrightsreservedFormoreinformation,pleasevisit:http://www.
ween-semi.
comForsalesofficeaddresses,pleasesendanemailto:salesaddresses@ween-semi.
comDateofrelease:15September2018MouserElectronicsAuthorizedDistributorClicktoViewPricing,Inventory,Delivery&LifecycleInformation:WeEnSemiconductors:BT138Y-600E,127

快快云:香港沙田CN2/美国Cera大宽带/日本CN2,三网直连CN2 GIA云服务器和独立服务器

快快云怎么样?快快云是一家成立于2021年的主机服务商,致力于为用户提供高性价比稳定快速的主机托管服务,快快云目前提供有香港云服务器、美国云服务器、日本云服务器、香港独立服务器、美国独立服务器,日本独立服务器。快快云专注为个人开发者用户,中小型,大型企业用户提供一站式核心网络云端服务部署,促使用户云端部署化简为零,轻松快捷运用云计算!多年云计算领域服务经验,遍布亚太地区的海量节点为业务推进提供强大...

小渣云(36元/月)美国VPS洛杉矶 8核 8G

小渣云 做那个你想都不敢想的套餐 你现在也许不知道小渣云 不过未来你将被小渣云的产品所吸引小渣云 专注于一个套餐的商家 把性价比 稳定性 以及价格做到极致的商家,也许你不相信36元在别人家1核1G都买不到的价格在小渣云却可以买到 8核8G 高配云服务器,并且在安全性 稳定性 都是极高的标准。小渣云 目前使用的是美国超级稳定的ceranetworks机房 数据安全上 每5天备份一次数据倒异地 支持一...

特网云57元,香港云主机 1核 1G 10M宽带1G(防御)

特网云官網特网云服务器在硬件级别上实现云主机之间的完全隔离;采用高端服务器进行部署,同时采用集中的管理与监控,确保业务稳定可靠,搭建纯SSD架构的高性能企业级云服务器,同时采用Intel Haswell CPU、高频DDR4内存、高速Sas3 SSD闪存作为底层硬件配置,分钟级响应速度,特网云采用自带硬防节点,部分节点享免费20G防御,可实现300G防御峰值,有效防御DDoS、CC等恶意攻击,保障...

wwwddd138com为你推荐
电脑桌面背景图当前桌面壁纸在哪里?怎么找出图片?宝来和朗逸哪个好大众朗逸好还是宝来好车险哪个好人保和平安车险哪个好51空间登录51咋登录 咋登录好友的51空间51个人空间登录为什么登陆51博客个人空间就不能登陆QQ辽宁联通网上营业厅辽宁联通网上营业厅为什么不能交小灵通的话费?东莞电信宽带在东莞报装办理电信宽带好不好用,需要多少钱,在哪里报装10个比1688便宜的拿货网我想自己摆个地摊,但是我不知道在哪里进货好又便宜!网上可以进货吗?杨小落的便宜奶爸求男主视角的专一文 文笔要过得去 不要玛丽苏 狗屁不通的小白文 最好是长一点的文章便宜摩托车现在什么牌子125摩托车最便宜?
武汉域名注册 域名备案流程 cn域名个人注册 火山主机 联通c套餐 搬瓦工官网 512m shopex空间 http500内部服务器错误 网站实时监控 警告本网站 html空间 蜗牛魔方 刀片服务器是什么 域名接入 免费美国空间 美国堪萨斯 1美金 支持外链的相册 shopex主机 更多