Design a 4th order lowpass filter using Butterworth approximation with a cut-offcorner frequency of 45Hz. Table 4.1 shows the Butterworth response value. (Assumethat all the capacitances are 0.3μF, you can choose your own suitable resistance valuecalculation)RAIORDER123456RB1wwwROLL-OFFDB/DECADE-20-40-60-80-100- 120CB1CAL2 polesPOLES1222221ST STAGEDFOptional1.4141.001.8481.001.932wwwR₁R₂RA2Figure 4.1R₁/R₂ POLES0.58610.15210.0681222Table 4.1RB2wwwCA2CB22 poles2ND STAGEDF R3/R41.0010.7651.2351.6180.3821.414 0.586POLES12wwwwww-liR3R43RD STAGEDF R5/R60.618 1.3820.5181.482

The given circuit is a cascaded two stage low pass filter. The low pass filter will allow only low…

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)

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)

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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Question

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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