Is this Circuit Actually a Second Order in Terms of Transfer Function?

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SUMMARY

The discussion centers on the classification of a circuit's order based on its transfer function v1/v2. The circuit in question contains only one reactive element, which definitively categorizes it as a first-order circuit. The confusion arises from the perception of its response characteristics, which may resemble those of a second-order system. Participants emphasize the importance of understanding the relationship between the number of reactive components and the order of the transfer function.

PREREQUISITES
  • Understanding of transfer functions in circuit analysis
  • Familiarity with reactive components (capacitors and inductors)
  • Basic knowledge of first-order and second-order systems
  • Experience with frequency response analysis
NEXT STEPS
  • Study the characteristics of first-order transfer functions
  • Learn about the impact of reactive components on circuit behavior
  • Explore frequency response techniques for analyzing circuits
  • Investigate common misconceptions in circuit order classification
USEFUL FOR

Electrical engineering students, circuit designers, and anyone involved in analyzing and classifying electronic circuits.

seang
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Hello, I'm studying the attached circuit in my first order frequency response chapter, and I swear this thing is a second order circuit (in terms of the transfer function v1/v2), am I doing something wrong?
 

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Only one reactive element, so it's first order.
 
can you show us the response you derived so far?
 

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