p –n Junction Diode at 25◦C with a reverse saturation current of 10−9 A. Find the voltage drop across the diode when it is carrying the following currents: 1.No current (open-circuit voltage) 2. 10 A

For a pn junction diode, the temperature is 451 K. Estimate the thermal voltage in mV.

If one of the diodes in the figure below is open, the average voltage across the load is:(a) increases (b) decreases (c) does not change

Sketch the output waveform and indicate the expected voltage levels for each of these diode circuits below. Use the diode models as indicated.

B. For the circuit shown below, assume that the zener diode has Vz-3.3V and rz=092 when reverse biased, and has a 0.7V drop when forward biased. Fill the following table for values of Vo for different values of input voltage Vi. R1 Vi Vi -8V OV 8V 1k 5V N V2 R21k Vo Vo

Determine the negative resistance for the tunnel diode in the figure between ?T = 0.2 ? and ?T = 0.4