Find the Thevenin Equivalent (Circuit with diode load)

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SUMMARY

The discussion focuses on finding the Thevenin equivalent of a circuit with a diode load. To determine the Thevenin equivalent, users must first remove the diode and replace the voltage source with a short circuit to find the Thevenin resistance (Rth). The process involves analyzing the circuit stepwise, ensuring that the diode is treated as a load during the calculations. This method is essential for accurately simplifying complex circuits for analysis.

PREREQUISITES
  • Understanding of Thevenin's Theorem
  • Basic circuit analysis techniques
  • Familiarity with diode characteristics
  • Knowledge of voltage source behavior in circuits
NEXT STEPS
  • Study Thevenin's Theorem applications in various circuits
  • Learn about diode load characteristics and their impact on circuit behavior
  • Explore advanced circuit analysis techniques using simulation software
  • Practice circuit simplification methods with different load types
USEFUL FOR

Electrical engineering students, circuit designers, and anyone involved in circuit analysis and simplification will benefit from this discussion.

Rabeamoh
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Homework Statement
i need help
Relevant Equations
cir
1.jpg
 
Last edited by a moderator:
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Help with what? You haven't asked a question or shown what you've already tried.

Please refer to the Homework Help Guidelines For Students and Helpers

Helpers are not permitted to offer help until you've shown your own efforts and can point to where you're getting stuck. Please show what you've tried.
 
gneill said:
Help with what? You haven't asked a question or shown what you've already tried.

Please refer to the Homework Help Guidelines For Students and Helpers

Helpers are not permitted to offer help until you've shown your own efforts and can point to where you're getting stuck. Please show what you've tried.
thank you for reply
i try to slove this by didved the circuit two parts is corrcet like this
 

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Yes, it is possible to find the Thevenin equivalent by working stepwise though a circuit.

Note that the problem statement says to view the diode as the load, so for the purposes of finding the Thevenin equivalent you need to imagine that the diode is removed and the Thevenin equivalent is as viewed looking into the open terminals where the diode was.
 
First find Rth. Start by removing the load, in this case the diode, as gneil said, then turn off the voltage source by replacing it With a Short circuit
 

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