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slewrate - SLEW RATE LIMITING WHAT IT is 21M-Jdt.t MAXIMUM...

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Unformatted text preview: SLEW RATE LIMITING WHAT IT is: ; 21M __-Jdt .t MAXIMUM dV/dt POSSIBLE AT“ OP-A-MP OUTPUT “SPEED LIM IT” ANALYSIS PROC EDURE L) DETERMINE OUTPUT \(Maz) FROM LINEAR BEHAVIOR (TRANSFER FUNC'DON; HT @2069 STEIQ RESPONSE) 2) CALCULATE d Von-r00 /dt 3) SEE lF MAX dVouTGch—l" EXCEEDS SLEW RATE LIMIT __..o.._—--— -I-~—-.---... fiwu‘m—m..- H1: man—gr; EXAMPLE: LM7L+| SINUSOI D ”* 9220mm) 8‘! TRANSFEE' ,5 FUNCTION SLEIN RATE I! LIMITED V0 dVou’cCC) : 2w? VPK cosClTT'F 1') dt L—-—_._J ‘—---—-—-’ MAX '3‘} ”“1 LH74I SLEW QATE LIMIT 0. 5 _Y__ ,usec STEP VOU’C('E>: VF ' (VF ‘ V336 4/1 dVoquG‘): (VF-VI) e-t/r CH: T L—__._...—! L-——--J mm a+ t=o MAX 131’ CH: ...
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