标签: zreo-drift

零偏移放大器：AD8230概览Zero-DriftAmplifiers:ALookattheAD8230SomeapplicationsrequireextremeprecisionovertemperatureandAD8230OUTPUTVOLTAGEvs.MAXIMUMCOMMON-MODEVOLTAGEtime.Inmanyinstances,aninstrumentcanonlybecalibrateddur-ingmanufacture;designersmustensurethatthesystemdoesnot6driftoutofspecificationafterwards.Suchapplicationscallfor“zero-drift”instrumentationamplifierssuchastheAD8230.Itusesan4offsetcorrectionscheme,referredtoasauto-zeroing,toreduceits……