Lectures:
OPA history; tubes, BJT, FET.
Basic transistor circuits; current mirror as an active load.
Voltage feedback OPA ( VFA; limitation current sources in the input stage).
Current feedback OPA (transimpedance - CFA).
VFA based on CFA.
Linear VFA applications.
Linear CFA applications.
Nonlinear OPA applications.
Principle of OTA, CCII, Northon amplifier.
Principle of stabilized voltage sources; bandgap reference.
Principle A/D and D/A convertors.
New amplifiers 1.
New amplifiers 2.
Exercises:
Basic properties of the input OPA differential stage; middle stage - frequency compensation; output follower - classical.
CFA input stage; modern follower.
Input stage of "VFA based on CFA" - module and phase responses.
Operational networks with ideal op amps (inverting, noninverting, integrator, derivator).
Examples of operational networks with nonidel OPA.
Examples of nonlinear operational networks - rectifier, logarithmic amplifier.
Definition and discussion - project.
Laboratories:
Determination of input offsets (voltage, current) influence on output voltage (small input signals); application of data sheets.
Measuring of OPA transient frequency.
Measuring of OPA slew rate.
Measuring of OPA large - signal bandwidth (output voltage amplitude is parameter).
Measuring of feedforward transmission in the 1. order operational network.
Current consumption as function of signal frequency and amplitude.
Project - discussion about solutions.
Projects:
EXAMPLE: Analysis of feedforward transmission in the 1. order operational network.
OPA history; tubes, BJT, FET.
Basic transistor circuits; current mirror as an active load.
Voltage feedback OPA ( VFA; limitation current sources in the input stage).
Current feedback OPA (transimpedance - CFA).
VFA based on CFA.
Linear VFA applications.
Linear CFA applications.
Nonlinear OPA applications.
Principle of OTA, CCII, Northon amplifier.
Principle of stabilized voltage sources; bandgap reference.
Principle A/D and D/A convertors.
New amplifiers 1.
New amplifiers 2.
Exercises:
Basic properties of the input OPA differential stage; middle stage - frequency compensation; output follower - classical.
CFA input stage; modern follower.
Input stage of "VFA based on CFA" - module and phase responses.
Operational networks with ideal op amps (inverting, noninverting, integrator, derivator).
Examples of operational networks with nonidel OPA.
Examples of nonlinear operational networks - rectifier, logarithmic amplifier.
Definition and discussion - project.
Laboratories:
Determination of input offsets (voltage, current) influence on output voltage (small input signals); application of data sheets.
Measuring of OPA transient frequency.
Measuring of OPA slew rate.
Measuring of OPA large - signal bandwidth (output voltage amplitude is parameter).
Measuring of feedforward transmission in the 1. order operational network.
Current consumption as function of signal frequency and amplitude.
Project - discussion about solutions.
Projects:
EXAMPLE: Analysis of feedforward transmission in the 1. order operational network.