SJ 50033/113-1996 半导体光电子器件 GD3252Y型光电二极管详细规范
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来源:标准资料网
基本信息
标准名称: | 半导体光电子器件 GD3252Y型光电二极管详细规范 |
英文名称: | Semiconductor optoelectronic devices-Detail specification for Type GD3252Y photodiodes |
中标分类: |
仪器、仪表 >>
仪器、仪表综合 >>
技术管理 |
发布部门: | 中华人民共和国电子工业部 |
发布日期: | 1996-08-30 |
实施日期: | 1997-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
归口单位: | 中国电子技术标准化研究所 |
起草单位: | 电子工业部第四十四研究所 |
起草人: | 王雨苏、唐诗才 |
出版社: | 中国电子工业出版社 |
出版日期: | 1997-01-01 |
页数: | 8页 |
适用范围
本规范规定了GD3252Y型光电二极管(以下简称器件)的详细要求。
本规范适用于器件的研制、生产和采购。
前言
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目录
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引用标准
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所属分类: 仪器 仪表 仪器 仪表综合 技术管理
【英文标准名称】:StandardTestMethodforLinearShrinkageofPreformedHigh-TemperatureThermalInsulationSubjectedtoSoakingHeat
【原文标准名称】:预成型高温热绝缘材料在均热加热情况下的线性收缩的标准试验方法
【标准号】:ASTMC356-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C16.31
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:hightemperatureinsulation;linearchanges;linearity;preformedthermalinsulation;shrinkage;soakingheattest;High-temperaturethermalinsulation;Linearchanges/linearity;Preformedthermalinsulation;Shrinkage;Soaktesting
【摘要】:Linearshrinkage,asusedinthistestmethod,referstothechangeinlineardimensionsthathasoccurredintestspecimensaftertheyhavebeensubjectedtosoakingheatforaperiodof24handthencooledtoroomtemperature.Mostinsulatingmaterialswillbegintoshrinkatsomedefinitetemperature.Usuallytheamountofshrinkageincreasesasthetemperatureofexposurebecomeshigher.Eventuallyatemperaturewillbereachedatwhichtheshrinkagebecomesexcessive.Withexcessiveshrinkage,theinsulatingmaterialhasdefinitelyexceededitsusefultemperaturelimit.Whenaninsulatingmaterialisappliedtoahotsurface,theshrinkagewillbegreatestonthehotface.Thedifferentialshrinkagewhichresultsbetweenthehotterandthecoolersurfacesoftenintroducesstrainsandmaycausetheinsulationtowarp.Highshrinkagemaycauseexcessivewarpageandtherebymayinducecracking,bothofwhichareundesirable.Highshrinkagemayalsoopengapsattheinsulationjointstoanexcessiveextentrenderingtheapplicationlessefficientandmorehazardous.Inordertopredictthelimitofpermissibleshrinkageinservice,thedegreeoflinearshrinkagetobetoleratedbyspecimensofaninsulatingmaterialwhensubjectedtosoakingheatmustbedeterminedfromexperience.Itisrecognizedthatafixedrelationbetweenlinearshrinkageundersoakingheatandactualshrinkageinservicecannotbeestablishedfordifferenttypesofinsulatingmaterials.Generallytheamountofshrinkageincreaseswithtimeofexposure.Theamountandrateofincreasevariesfromonematerialtoanother.Inaddition,thevarioustypesofmaterialsmayhavedifferentamountsofmaximumpermissibleshrinkage.Therefore,eachproductmustdefineitsownspecificlimitsoflinearshrinkageundersoakingheat.1.1Thistestmethodcoversthedeterminationoftheamountoflinearshrinkageandotherchangesthatoccurwhenapreformedthermalinsulatingmaterialisexposedtosoakingheat.Thistestmethodislimitedtopreformedhigh-temperatureinsulationthatisapplicabletohot-sidetemperaturesinexcessof200x00B0;F(93x00B0;C),withtheexceptionofinsulatingfirebrickwhichiscoveredbyTestMethodC210.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q25
【国际标准分类号】:81_080
【页数】:3P.;A4
【正文语种】:英语
【英文标准名称】:MeasurementofgasflowbymeansofcriticalflowVenturinozzles(ISO9300:1990);GermanversionENISO9300:1995
【原文标准名称】:用文氏临界流量喷嘴测定气体流量(ISO9300:1990);德文版本ENISO9300:1995
【标准号】:DINENISO9300-1995
【标准状态】:作废
【国别】:德国
【发布日期】:1995-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:物流率;文杜利喷嘴;测定;规范(批准);测量仪器;气体;数学计算;气体流动;喷嘴;管;测量设备;应用;流量测量
【英文主题词】:measuringinstruments;flowmeasurement;gasflow;tubes;specification(approval);gases;measuringequipment;nozzles;massflowrates;venturinozzles;determination;mathematicalcalculations;use
【摘要】:
【中国标准分类号】:A42
【国际标准分类号】:17_120_10
【页数】:17P.;A4
【正文语种】:德语