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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/932837/opa376-using-opa376-do-an-active-bandpass-filter
大家好、
我想使用 OPA376来执行带通滤波器。
中心频率为150kHz、3dB 带宽为20kHz。
是双极有源带通滤波器吗？
您会 建议如何设计电路吗？
提前感谢。
SK
尊敬的用户5774301：
随附的是滤波器设计工具、请查看您是否能够确定。 如果您需要帮助、我将在明天为您提供帮助。
在2极带通滤波器中尝试 Sallen-Key 或多重反馈。
https://webench.ti.com/filter-design-tool/filter-type
https://www.ti.com/lit/an/sloa049b/sloa049b.pdf?ts=1597800518525&ref_url=https%253A%252F%252Fwww.google.com%252F
https://www.ti.com/lit/an/sloa062/sloa062.pdf?ts=1597800238363&ref_url=https%253A%252F%252Fwww.ti.com%252Fsitesearch%252Fdocs%252Funiversalsearch.tsp%253FsearchTerm%253Dactive%2Bbandpass%2Bfilter%2B%2Btools
https://www.ti.com/lit/ug/slau518/slau518.pdf?ts=1597800193458&ref_url=https%253A%252F%252Fwww.ti.com%252Ftool%252FTIPD118%253FkeyMatch%253DACTIVE%2BBANDPASS%2BFILTER%2BTOOLS%2526tisearch%253DSearch-EN-everything
http://sim.okawa-denshi.jp/en/Fkeisan.htm
https://www.ti.com/lit/ug/tiducc9a/tiducc9a.pdf?ts=1597800112480&ref_url=https%253A%252F%252Fwww.ti.com%252Ftool%252FTIDA-
B01036%253FkeyMatch%253DACTIVE%2BBANDPASS%2BFILTER%2526tisearch%253DSearch-EN-万物
最棒的
Raymond
