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发表于 2009-3-18 18:40:40
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t=(ln(1/s))/(2*pi*BW);
in above equation, s is the allowable error, for example, 0.1%; BW is the bandwidth of the close loop, it depends on how you use the opamp, for example, if connecting as
unit feedback, BW is UGW of the opam, is adding a feedback factor y, then BW=UGW*y |
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