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[FAQ] [参考译文] [常见问题解答] V33A 电源轨是否需要 RC 滤波器? UCD90xxx

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Other Parts Discussed in Thread: UCD90120A, UCD9090, UCD90160A, UCD90160, UCD90240, UCD90320U, UCD90120, UCD9090A, UCD90124, UCD90124A, UCD90320
请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1051030/faq-is-an-rc-filter-needed-for-a-v33a-rail-ucd90xxx

主题中讨论的其他器件:UCD90120AUCD9090UCD90160AUCD90160UCD90320UUCD90120UCD9090AUCD90124UCD90124AUCD90320

V33A 为器件内的电压基准和 ADC 块供电。 V33A 上的大纹波会影响电压基准。 建议使用 RC 滤波器来分离 V33D 和 V33A、以提高 V33A 质量。 μF 值为 Ω Ω 和4.7 μ F。 有关详细信息、请参阅器件数据表中的应用信息。

有关更多常见问题解答、请查看以下文档。

UCD90xxx 系列常见问题解答 

UCD9090 UCD9090A UCD90120 UCD90120A UCD90124 UCD90124A UCD90160 UCD90160A UCD90240 UCD90320 UCD90320U