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    flash-memory chip tester(IC tester)  |  die sorter(chip sorting machine)  |  Chip baking and aging equipment  |  chip testing fixture  |  
     
    25
    2019-09
    Summary of crystal oscillator and ma
    1.Matchingcapacitance----loadcapacitancereferstothecapacitancerequiredfornormaloscillationofcrystaloscillator.Generally,theexternalcapacitanceistomaketheequivalentcapacitanceatbothendsofcrystaloscillatorequaltoorclosetotheloadcapacitance.Inthecaseofhighdem...
     
     
    23
    2019-09
    Application of semiconductor refrige
    Semiconductorrefrigerationtechnologyiswidelyusedinthecurrentrefrigerationtechnology.Inthegrowthofcropsingreenhouse,semiconductorrefrigerationtechnologycaneffectivelycontroltheenvironmenttemperature,especiallyforsomeplantswithhighrequirementsfortheenvironme...
     
     
    23
    2019-09
    Preparation of semiconductor
    Themanufacturingprocessofchipcanbedividedintomanysteps,suchassandrawmaterial(quartz),siliconingot,wafer,photolithography,etching,ionimplantation,metaldeposition,metallayer,interconnection,wafertestingandcutting,corepackaging,leveltesting,packaging,etc.,and...
     
     
    22
    2019-09
    Semiconductor classification and per
    (1)elementsemiconductor.Elementsemiconductorreferstothesemiconductorcomposedofasingleelement,amongwhichtheresearchonsiliconandtinisrelativelyearly.Itisasolidmaterialwithsemiconductorcharacteristicscomposedofthesameelements,whichiseasilyaffectedbytraceimpur...
     
     
    20
    2019-09
    Definition of semiconductor
    Semiconductorreferstothematerialwithconductivitybetweenconductorandinsulatoratroomtemperature.Semiconductorsarewidelyusedinconsumerelectronics,communicationsystems,medicalinstrumentsandotherfields.Forexample,diodesaredevicesmadeofsemiconductors.Nomatterfro...
     
     
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