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-18dB/octave Active Low-pass Filter Circuit (RC4558DN)

2017-02-22 04:56  
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-18dB/octave Active Low-pass Filter Circuit (RC4558DN)
-18dB/octave Active Low-pass Filter Circuit (RC4558DN)
-18dB/octave Active Low-pass Filter Circuit (RC4558DN)
-18dB/octave Active Low-pass Filter Circuit (RC4558DN)
-18dB/octave Active Low-pass Filter Circuit (RC4558DN)
The -18dB/octave active low-pass filter circuit is shown in the figure. This circuit consists of -6dB passive filter and -12dB/octave active filter and the whole circuit is a -18dB/octave active low-pass filter. The passive filter consists of R1 and C3, the active filter consists of R2, R3, C1, C2 and operational amplifier.