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Abstract:
本发明涉及一种具有单点校准的带隙基准电压源。利用纹波检测电路和斩波技术将运算放大器中的失配转换成纹波进行消除。而其余器件的失配由修调DAC进行单点修调,完成对工艺偏差的校准。这大大提高了带隙基准电压源输出电压的精度。该发明在高精度带隙基准电压源领域中,应用前景十分广阔。
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Patent Info :
Type: 发明授权
Patent No.: CN202210710954.6
Filing Date: 2022-06-22 00:00:00
Publication Date: 2023-07-07 00:00:00
Pub. No.: CN115033047B
公开国别: 中国
Applicants: 福州大学
Legal Status: 授权
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ESI Highly Cited Papers on the List: 0 Unfold All
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