Video lectures from the iCS group @ IIT Madras

EE2019: Analog Systems and Lab

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Instructor: Nagendra Krishnapura

Course syllabus, schedule, and assignments can be seen here. If you wish to download these lectures for offline viewing, you may have to disable the player plugin on your browser.


  1. 2018-01-16: Course introduction
  2. 2018-01-17(pdf): Controlled sources; Unilateral nature; Power gain
  3. 2018-01-18(pdf): Negative feedback loop using an integrator; Negative feedback amplifier
  4. 2018-01-19(pdf): Negative feedback amplifier; Opamp; Imperfections
  5. 2018-01-23(pdf): Opamp with finite dc gain; Virtual short between opamp inputs
  6. 2018-01-24(pdf): Ideal opamp; Opamp models-high gain amplifier, integrator, etc.; Opamp with supplies; Supply currents in an opamp
  7. 2018-01-25(pdf): Supply limits on the opamp; Opamp in positive feedback; Schmitt trigger
  8. 2018-01-30(pdf): Non-inverting and inverting amplifier; Non-inverting and inverting Schmitt trigger; Oscillator using a Schmitt trigger and integrator
  9. 2018-02-02(pdf): Single-supply operation of an opamp; ac coupling the input signal
  10. 2018-02-06(pdf): Single-supply operation of an opamp; ac coupling the input signal
  11. 2018-02-07(pdf): Single-supply operation of an opamp; ac coupling the input signal
  12. 2018-02-09(pdf): ac coupling network examples
  13. 2018-02-13(pdf): Realizing an opamp using VCCS stages; Transfer function and step response of an amplifier using a single stage opamp
  14. 2018-02-15(pdf): Transfer function and step response of an amplifier using a two and three stage opamps
  15. 2018-02-16(pdf): Loop gain and its significance; Loop gain of an amplifier with one and two stage opamps
  16. 2018-02-20(pdf): Loop gain, phase margin; Nyquist criterion
  17. 2018-02-21(pdf): Nyquist stability criterion; Connection to Bode plot of the loop gain
  18. 2018-02-22(pdf): Stability criteria; Phase margin
  19. 2018-02-23(pdf): Dominant pole compensation by capacitively loading a node; Example; Unity gain compensated opamp
  20. 2018-02-27(pdf): Unity gain compensated opamp; Reducing dominant pole compensation capacitor; Miller effect; Two-stage opamp with a capacitor across the second(inverting) stage
  21. 2018-03-06(pdf): Miller compensated opamp; Transfer function; Poles and zeros
  22. 2018-03-07(pdf): Miller compensated opamp example; Bandwidth advantage of pole splitting
  23. 2018-03-08(pdf): Miller compensation; Converting one dc level to another
  24. 2018-03-09(pdf): DC-DC buck converter
  25. 2018-03-13(pdf): Buck converter in feedback loop model
  26. 2018-03-14(pdf): Buck converter in feedback loop model
  27. 2018-03-16(pdf): DC-DC converter stabilization
  28. 2018-03-20(pdf): DC-DC converter summary; Amplifying the difference between two voltages
  29. 2018-03-21(pdf): Difference amplifier; Common-mode and differential signals; Common-mode rejection of an opamp
  30. 2018-03-23(pdf): Three-opamp instrumentation amplifier
  31. 2018-03-26(pdf): Active filters; Realizing a second-order active filter using integrators
  32. 2018-03-27(pdf): State-variable biquad; Low-pass, band-pass, high-pass, and band-reject transfer functions.
  33. 2018-03-28(pdf): Biquadratic transfer functions; Second-order filter using transconductors(VCCS)
  34. 2018-04-03(pdf): gm-C filters; Gyrator; Single opamp second-order filters(Sallen Key, Rauch)
  35. 2018-04-04(pdf): Maximally-flat magnitude(Butterworth) filter; LC oscillator; Wien bridge oscillator
  36. 2018-04-17(pdf): Tutorial 9 discussion
  37. 2018-04-18(pdf): Analog-to-digital conversion-Flash and successive approximation architectures; Digital-to-analog conversion
  38. 2018-04-20(pdf): ADC/DAC nonlinearities
  39. 2018-04-24(pdf): Signal to quantization noise ratio in an ADC (no recording; See last year's lecture here)
  40. 2018-04-25(pdf): Course summary