P-N Junction Diode
P-N Junction Diode: Overview
This Topic covers sub-topics such as P-N Junction Diode, p-n Junction, Avalanche Breakdown, Zener Breakdown, Reverse Saturation Current, Threshold Voltage, Diffusion Current in Semiconductors and, Drift Current in Semiconductors
Important Questions on P-N Junction Diode
Which of the following circuit diagram of p – n junction diode is (i) forward bias and in (ii) reverse bias:

In diode, increasing the forward voltage, the thickness of depletion layer ____

The breakdown mechanism in a lightly doped P-N junction under reverse biased condition is called _____ breakdown.

Low doping required for Avalanche breakdown in diodes.

The breakdown that occurs in reverse bias conditions in a narrow junction diode is known as

Pick out the incorrect statement regarding reverse saturation current in the p-n junction diode.

The reverse saturation current in a p-n junction diode is due to only the;

Is reverse saturation current dependent upon the change in temperature ? Explain.

What is reverse saturation current in diode ? Why it is temperature dependent ?

When the p-n junction diode is reverse biased, the thickness of the depletion layer;


The reading of the ammeter for a silicon diode in the given circuit is:

Currents flowing in each of the following circuits and respectively are

Identify the semiconductor devices whose characteristics are given below, in the order :

The forward-biased diode connection among the following is:

In case of p-n junction diode, the width of depletion region is

Find for the circuit given below.

Ge & Si diodes conduct at knee voltage & respectively. If Ge diode connection are reversed, then value of changes by , what is the value of ?

In the circuit shown in figure, find the magnitude of maximum potential difference (in ) between

Calculate the value of output voltage (in )(to the closest integer) if the Si diode and Ge diode conduct at and respectively as shown in figure.
