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基于温度补偿的无运放低压带隙基准源设计
  • ISSN号：1004-373X
  • 期刊名称：《现代电子技术》
  • 时间：0
  • 分类：TN4[电子电信—微电子学与固体电子学]
  • 作者机构：[1]电子科技大学电子薄膜与集成器件国家重点实验室
  • 相关基金：国家自然科学基金资助项目(61021061); 电子科技大学富通翱翔计划科研基金(FTAX201013)
作者： 李凯[1], 周云[1], 蒋亚东[1]
关键词： 基准电压, 基准电流, 带隙负载结构, 温度系数, 电源抑制比
中文摘要：

设计了一种带温度补偿的无运放低压带隙基准电路。提出了同时产生带隙基准电压源和基准电流源的技术,通过改进带隙基准电路中的带隙负载结构以及基准核心电路,基准电压和基准电流可以分别进行温度补偿。在0.5μmCMOS N阱工艺条件下,采用spectre进行模拟验证。仿真结果表明,在3.3V条件下,在-20～100℃范围内,带隙基准电压源和基准电流源的温度系数分别为35.6ppm/℃和37.8ppm/℃,直流时的电源抑制比为-68dB,基准源电路的供电电压范围为2.2～4.5V。

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期刊信息
  • 《现代电子技术》
  • 北大核心期刊（2014版）
  • 主管单位:陕西省信息产业厅
  • 主办单位:陕西电子杂志社 陕西省电子技术研究所
  • 主编：张郁（执行）
  • 地址：西安市金花北路176号陕西省电子技术研究所科研生产大楼六层
  • 邮编：710032
  • 邮箱：met@xddz.com.cn
  • 电话：029-93228979
  • 国际标准刊号：ISSN：1004-373X
  • 国内统一刊号：ISSN：61-1224/TN
  • 邮发代号:52-126
  • 获奖情况:
  • 中国科技核心期刊
  • 国内外数据库收录:
  • 波兰哥白尼索引,中国中国科技核心期刊,中国北大核心期刊（2014版）
  • 被引量:37245