Simple transistor circuit question

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SUMMARY

The discussion focuses on calculating the drain current (Id), drain voltage (Vd), and source voltage (Vs) for a simple transistor circuit with specified parameters: Vdd = 10 V, Vtn = 2 V, Kn = 0.22 mA/V², Rg1 = 1.01 MΩ, Rg2 = 1.06 MΩ, Rd = 6 kΩ, and Rs = 5 kΩ. The user has determined the gate voltage (Vg) to be 5.12077 V, confirming that the transistor operates in saturation mode. To compute Id, the user must solve two simultaneous equations involving Vgs and Id.

PREREQUISITES
  • Understanding of transistor operation in saturation mode
  • Knowledge of MOSFET parameters such as Vtn and Kn
  • Ability to solve simultaneous equations
  • Familiarity with circuit analysis techniques
NEXT STEPS
  • Learn how to derive the drain current (Id) using the equation Id = Kn * (Vgs - Vtn)²
  • Study the relationship between Vgs and Id in MOSFET circuits
  • Explore the concept of load lines in transistor circuits
  • Review the impact of resistor values on circuit performance
USEFUL FOR

Electrical engineering students, circuit designers, and anyone involved in analyzing or designing transistor circuits will benefit from this discussion.

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http://img118.imageshack.us/img118/6515/circuitf.jpg
there's the circuit i have. Vdd = 10 V, Vtn = 2 V, Kn = .22 mA/V^2, Rg1 = 1.01 Mohm, Rg2 = 1.06 Mohm, Rd = 6kOhm, Rs = 5kOhm.

Im trying to figure out how to compute the drain current Id. As well as the drain voltage Vd and the source voltage Vs, but Id is priority.

Can anyone help?

[EDIT] I have figured out the gate voltage across the transistor to be 5.12077 V, therefore putting the transistor in saturation mode.
 
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Mugged said:
http://img118.imageshack.us/img118/6515/circuitf.jpg
there's the circuit i have. Vdd = 10 V, Vtn = 2 V, Kn = .22 mA/V^2, Rg1 = 1.01 Mohm, Rg2 = 1.06 Mohm, Rd = 6kOhm, Rs = 5kOhm.

Im trying to figure out how to compute the drain current Id. As well as the drain voltage Vd and the source voltage Vs, but Id is priority.

Can anyone help?

[EDIT] I have figured out the gate voltage across the transistor to be 5.12077 V, therefore putting the transistor in saturation mode.

Does this link help?

http://www-inst.eecs.berkeley.edu/~ee105/fa98/lectures_fall_98/091698_lecture10.pdf

You will have two simultaneous equations, I believe. The Vgs depends on the Id, which depends on Vgs.
 
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