The cut-in voltage for silicon diode is approximately

  • Option 1)

    0.2V

  • Option 2)

    0.6V

  • Option 3)

    1.1V

  • Option 4)

    1.4V

 

Answers (1)

 

Knee voltage of P-N junction -

It is defined as that forward voltage at which the current through the junction starts rising rapidly with increase in voltage .

- wherein

Knee voltage for Ge is 0.3 V

Knee voltage for Si is 0.7 V

 

Cut in voltage for silicon diode is approximately 0.6V


Option 1)

0.2V

This solution is incorrect.

Option 2)

0.6V

This solution is correct.

Option 3)

1.1V

This solution is incorrect.

Option 4)

1.4V

This solution is incorrect.

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