新能源汽车动力电池管理芯片温度传感器设计与仿真验证

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中图分类号：TM912 文献标志码：A 文章编号：2095-2945（2025）30-0102-04

Abstract：Inordertoimprove themanagementqualityofthenew energyvehiclepowerbaterymanagementchipandensure thenormaloperationofthenewenergyvehiclepowerbatery，thedesignmethodofthetemperaturesensorusedtodetectthe temperatureofthechipandbaterypackwasdiscused.Theanti-electromagneticinterferenceoperationalaplifier，incremental ∑△ADC，ECCmoduleandJTGAbusinthedigitalprocessingback-endcircuitaredesignedrespectively，andeachdesignis verifiedbysimulation.Itisfoundthatthetemperaturedetectionerorcanbeefectivelycontrolldbyusingthecircuit proportionaltotheabsolutetemperatureasteon-chiptemperatureacqusitioncircuit，andthetwo-digiterorcanbeffectively correctedbyusingthesecond-orderincremental∑△ADCandtheerorcorrectioncoding metodof Haimingcode.Theresults showthatthetemperaturesensordesignedinthispaperisfeasibletobeappliedinthepowerbaterymanagementchipof new energy vehicles.

Keywords：newenergyvehicle;powerbatery;management chip;temperaturesensor;simulationverification

电池是新能源汽车的重要储能元件，而电池管理系统则是保障电池功能正常运行的重要结构，目前已逐步向分布式管理的方向发展。（剩余4890字）