1. Lecture 17 Op Amp Filters Low Pass and High Pass
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Lecture 17
Op Amp Filters
Low Pass and High Pass

2. 1st Order Low Pass Filter (1/5)
Half-Power Frequency

3. 1st Order Low Pass Filter (2/5)

4. 1st Order Low Pass Filter (3/5)
No Zeroes; 1 pole at wo
Gain in decibels
If Rf = 50 kW and Rg = 5 kW

5. 1st Order Low Pass Filter (4/5)

6. 1st Order Low Pass Filter (5/5)

7. 1st Order High Pass Filter (1/5)
Half-Power Frequency:

8. 1st Order High Pass Filter (2/5)

9. 1st Order High Pass Filter (3/5)
Zero at Origin, pole at wo
Gain in decibels
Phase shift
If Rf = 50 kW and Rg = 5 kW

10. 1st Order High Pass Filter (4/5)

11. 1st Order High Pass Filter (5/5)