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电流反馈放大器的理论和应用CurrentFeedbackAmplifierTheoryandApplicationsApplicationNoteApril1995AN9420.1IntroductionCurrentfeedbackampliers(CFA)havesacricedtheDCInthisanalysistheparameterA,whichusuallyincludestheprecisionofvoltagefeedbackampliers(VFA)inatrade-offamplifierandthuscontainsactiveelements,iscalledthedirectforincreasedslewrateandabandwidththatisrelativelygain.Theparameterβ,whichnormallycontainsonlypassiveindependentoftheclosedloopgain.AlthoughCFAsdonotcomp……