Opamp Problem Solving: A Systematic Approach Using Assumptions and KCL Equations

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Discussion Overview

The discussion revolves around finding a systematic approach to solving operational amplifier (opamp) problems in electrical engineering, focusing on the use of assumptions and Kirchhoff's Current Law (KCL) equations. Participants explore the nature of these problems and seek guidance on methodologies for analysis.

Discussion Character

  • Exploratory, Technical explanation, Homework-related

Main Points Raised

  • A first-year electrical engineering student seeks hints or tips for systematically approaching opamp problems.
  • Some participants inquire about the recommended textbook for the course and the specific types of problems being addressed.
  • One participant suggests that the systematic approach is illustrated in an example question and prompts others to consider the assumptions that can be made about ideal opamps.
  • There is a suggestion to use those assumptions along with KCL equations to derive the transfer function of opamp circuits.

Areas of Agreement / Disagreement

The discussion does not present a consensus, as participants are still exploring the topic and seeking clarification on the types of problems and methodologies involved.

Contextual Notes

Participants have not yet defined the specific assumptions related to ideal opamps or detailed the mathematical steps involved in applying KCL to opamp problems.

Unidan
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Hello everyone,

I am a first year student taking electrical engineering and am looking for a systematic approach to doing these problems.

If you guys (or gals) can offer any hints or tips to help me understand what this is, that would be great. Thanks
 
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What is the book recommended for the class?

What kinds of problems are you talking about?
 
jedishrfu said:
What is the book recommended for the class?

What kinds of problems are you talking about?
The book is introductory circuit analysis by Boylstead, 13th ed.

An example question:
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You want a systematic approach to opamp problems? It's pretty much shown in the example you posted. What assumptions can you make about ideal opamps? How can you use those assumptions and KCL equations to solve for the transfer function of opamp circuits? :smile:
 

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