电子电路设计

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1、電子電路設計DesignofElectronicCircuits北台灣技術學院電子系莊政義教授jyjuang@pchome.com.twElectronicCircuitDesign莊政義GeneralOPAMP:packingandpinoutsInvertingandNon-invertingamplifiersComparatorsandControlsApplications,Signalgenerator,conditioningsDCandACperformancesActivefilters,ICTimerIde

2、alOPAMPOpenLoopGain:AOC→∞Inputimpedance:Zin→∞Outputimpedance:Zo→0+_IntroductiontoOpAmpsOperational:MathematicalOperationsToAdd,subtract,multiply,andsolvedifferentialequationsOpAmp:OperationalAmplifiers（運算放大器）Features:lowcost,easytouse,andfuntowokwithWhyOpAmpsBridgin

3、gthereal-wordanddigitalworldAsmoredigitalsystemsarecreatedfordataacquisitionsandprocesscontrol,moreinterfacecircuitsusingOpAmpsareneeded.OntheMarketplaceacombinationofanaloganddigitalFabrications:BJT,FET,MOS,BiMOSVersatilechips:General-purposeandSpecialfunctionICCir

4、cuitSymbolandTerminals(PIN)Simplifiedblockdiagramofageneral-purposeOpAmpPackageandpinoutSymbolandPinoutHowtoidentifyanOpAmp?EachOpAmphasaletter-numberIDcode:Whattype?(ex.741)Whomadeit?(ex.Motorola)Howgoodisit?(rangeofoperation,M)Whatkindofpackage?(ex.PlasticDIP)Let

5、terprefix2or3lettersfor製造廠商CircuitDesignation3to7lettersforthetypeandoperationrangeThethreetemperature-rangecodesare:C:commercial,0to70degree-C2.I:industrial,-25to80degree-C3.M:military,-55to125degree-CLetterSuffixcodeDescriptionDplastic(surfacemounting)JCeramicdual

6、-in-lineN,PplasticDIP(socketinsertion)dual-in-line(DIP)OrderNumberExampleprefixDesignatorSuffixLM741CN(8-pin)NationalSemiconductor741Opamp,commercialtemp.rangePlasticpackage