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Design a 4th order lowpass filter using Butterworth approximation with a cut-off corner frequency of 45Hz. Table 4.1 shows the Butterworth response value. (Assume that all the capacitances are 0.3μF, you can choose your own suitable resistance value calculation) RAI ORDER 1 2 3 4 5 6 RB1 www ROLL-OFF DB/DECADE -20 -40 -60 -80 -100 - 120 CB1 CAL 2 poles POLES 1 2 2 2 2 2 1ST STAGE DF Optional 1.414 1.00 1.848 1.00 1.932 www www R₁ R₂ RA2 Figure 4.1 R₁/R₂ POLES 0.586 1 0.152 1 0.068 1 2 2 2 Table 4.1 RB2 www CA2 CB2 2 poles 2ND STAGE 1.00 0.765 1.618 1.414 DF R3/R4 1 1.235 0.382 0.586 POLES 1 2 www R3 R4 3RD STAGE DF R5/R6 0.618 1.382 0.518 1.482

Design a 4th order lowpass filter using Butterworth approximation with a cut-off corner frequency of 45Hz. Table 4.1 shows the Butterworth response value. (Assume that all the capacitances are 0.3μF, you can choose your own suitable resistance value calculation) RAI ORDER 1 2 3 4 5 6 RB1 www ROLL-OFF DB/DECADE -20 -40 -60 -80 -100 - 120 CB1 CAL 2 poles POLES 1 2 2 2 2 2 1ST STAGE DF Optional 1.414 1.00 1.848 1.00 1.932 www www R₁ R₂ RA2 Figure 4.1 R₁/R₂ POLES 0.586 1 0.152 1 0.068 1 2 2 2 Table 4.1 RB2 www CA2 CB2 2 poles 2ND STAGE 1.00 0.765 1.618 1.414 DF R3/R4 1 1.235 0.382 0.586 POLES 1 2 www R3 R4 3RD STAGE DF R5/R6 0.618 1.382 0.518 1.482

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Design a 4th order lowpass filter using Butterworth approximation with a cut-off corner frequency of 45Hz. Table 4.1 shows the Butterworth response value. (Assume that all the capacitances are 0.3μF, you can choose your own suitable resistance value calculation) RAI ORDER 1 2 3 4 5 6 RB1 www ROLL-OFF DB/DECADE -20 -40 -60 -80 -100 - 120 CB1 CAL 2 poles POLES 1 2 2 2 2 2 1ST STAGE DF Optional 1.414 1.00 1.848 1.00 1.932 www R₁ R₂ RA2 Figure 4.1 R₁/R₂ POLES 0.586 1 0.152 1 0.068 1 2 2 2 Table 4.1 RB2 www CA2 CB2 2 poles 2ND STAGE DF R3/R4 1.00 1 0.765 1.235 1.618 0.382 1.414 0.586 POLES 1 2 www www-li R3 R4 3RD STAGE DF R5/R6 0.618 1.382 0.518 1.482
Transcribed Image Text:Design a 4th order lowpass filter using Butterworth approximation with a cut-off corner frequency of 45Hz. Table 4.1 shows the Butterworth response value. (Assume that all the capacitances are 0.3μF, you can choose your own suitable resistance value calculation) RAI ORDER 1 2 3 4 5 6 RB1 www ROLL-OFF DB/DECADE -20 -40 -60 -80 -100 - 120 CB1 CAL 2 poles POLES 1 2 2 2 2 2 1ST STAGE DF Optional 1.414 1.00 1.848 1.00 1.932 www R₁ R₂ RA2 Figure 4.1 R₁/R₂ POLES 0.586 1 0.152 1 0.068 1 2 2 2 Table 4.1 RB2 www CA2 CB2 2 poles 2ND STAGE DF R3/R4 1.00 1 0.765 1.235 1.618 0.382 1.414 0.586 POLES 1 2 www www-li R3 R4 3RD STAGE DF R5/R6 0.618 1.382 0.518 1.482
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