Electronic Devices

State and explain the Demorgan theorems.

Minimize the following logic function with k-map.
Y(A,B,C,D)= (0,1,2,3,5,7,8,9,11,14)

What is clamper circuit? Explain the working of positive peak and negative peak clamper.

Draw the device structure of NMOS and explain current voltage characteristics.

The hybrid parameter of transistor in CE mode are mho, Determine current gain, voltage gain, input impedance and output impedance if the load resistance is 5  and source resistance is .

Discuss and explain the Eber moll model.

Discuss the operation of transistor of an Amplifier.

For an NPN transistor  and leakage current . Find the values of

Explain the operation of CB configuration and draw the input and output characteristics.

Draw the circuit of full ware bridge rectifier and find the expression for ripple factor and efficiency.

For the circuit shown find the maximum and minimum values of Zemer diode current.

Define mobility, conductivity and diffusion constant.

Discuss the Avalanche breakdown and Zemer breakdown in P-N junction diode.

State and explain Hall effect.

A Si bar 0.1 cm long and 100  in cross sectional area is doped with phosphorus. Find the current at 300 K with 10 V applied.

What is fermi level? Explain the Fermi direct distribution function.

What are direct and indirect semiconductors?

What are universal gates? Discuss.

Compare CB; CE and CC configuration.

Discuss the concept of transition capacitance.

Explain the theory of P-N junction diode.

What is the difference between the diffusion and drift current?