基本信息
文件名称:基于STM32的半导体制冷片测试系统.pdf
文件大小:3.15 MB
总页数:62 页
更新时间:2025-06-22
总字数:约8.37万字
文档摘要

基于STM32的半导体制冷片测试系统

Abstract

Semiconductorrefrigerationchipiswidelyused,everyyearalargenumberof

semiconductorrefrigerationchipintouse,butthesemiconductorrefrigerationchipdevicetest

technologycannotmeetthecurrentneeds,thedomesticdevelopmentofsemiconductor

refrigerationchiptestinstrumenthasmanydefects,andforeignimportsoftestinstrumentsis

expensive,sothecurrenturgentneedtomeettheneedsofdomesticsmallandmedium-sized

manufacturersofsemiconductorrefrigerationchiptestTherefore,thereisanurgentneedforan

instrumenttomeetthetestingneedsofdomesticsmallandmedium-sizedmanufacturersof

semiconductorrefrigerationwafers.

Toaddressthissituation,thispaperdesignsacomprehensiveinspectionandtestingsystem

forsemiconductorrefrigerationwafers,whichmeetstheneedsoftheexistingdomestic

industriallevel,isaffordable,reliableandeasytooperate.

Thispaperfirstlyexplainstheworkingprincipleofthesemiconductorcooler,then

analyzesthedefectsofthetraditionaltestmethod,andproposesanewtestmethodforthe

semiconductorcooleronthebasisofthetraditionaltestmethod,andproposesthesmallcurrent

ACtestmethodandDCtransientmethodfortheresistancevalueRandthesuperiority

coefficientZofthesemiconductorcooler.

ThehardwarepartofthetestsystemmainlyconsistsofSTM32maincontrolcircuit,

powersupplycircuit,ADCacquisitioncircuit,constantcurrentsourcecircuit,DACvoltage

outputcircuit,invertcircuit,temperaturemeasurementcircuitandsignalamplificationcircuit,

andthesimulationofthecircuitafterdesigningthehardwarecircuit;thesoftwa