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ICL7660CMOS电压转换器的原理与应用TMPrinciplesandApplicationsoftheICL7660CMOSVoltageConverterApplicationNoteApril1994AN051.1IntroductionS1S2VINThisapplicationnotedescribesadeviceoriginallydesignedtosolvethespecificproblemofneedinganegativesupply……