In a Simplified Diode Model, up to the barrier potential or Vdiode the current through the diode is increasing. Select one: True False

In this Zener diode regulator, the source voltage varies from 6 V to 10 V. Assume that the load current varies between 2 mA and 33 mA, and that the diode is an ideal 3 V Zener diode. What is the largest allowable resistance that will ensure the load voltage remains constant with variations in load current and source voltage? Please enter your answer to 3 significant figures.

Capacitance per unit area at no reverse bias is two pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

In this Zener diode regulator, the source voltage varies from 8 V to 10 V. Assume that the load current varies between 2 mA and 45 mA, and that the diode is an ideal 4 V Zener diode. What is the largest allowable resistance that will ensure the load voltage remains constant with variations in load current and source voltage? Please enter your answer to 3 significant figures.

Given the following circuit with VDD= 9.2 V, R=2.3 k2, then the current Iis: Use the CVD model for the diode, with VD = 0.65 V. I VDD a. 0.004000 A O b. 3.717391 A OC. 0 A d. 4.000000 A e. 0.003717 A R + VD -

4.) In which mode will a diode generally not conduct electricity? a. Bidirectional Biased b. None of these c. Forward Biased d. Reversed Biased   5.) Consider the following schematic symbol of a semiconductor device: Which side is the Cathode? (Picture inserted down below) a. Side A b. Both side A and B c. Side B d. Neither side A or B   8.) Integrated circuits can be broken down into three basic categories.  Which category does an operational amplifier (or op-amp) fall into? a. Analog b. None of these c. A combination of analog and digital d. Digital

a) What is n-type semiconductor materials? What are the majority and the minority cariers? b) What is p-type semiconductor materials? What are the majority and the minority cariers? c) What is depletion region of a p-n junction diode? d) Describe in your own words the forward-bias and reverse- bias conditions of a p-n junction diode. e) Draw a Diode Symbol and label the anode and the cathode. Si Ge 2 ka f) Find V, in the circuit shown in +20 V 2 k2 15V Fig. Fuad Al-Mannai EENG261 Page 1

Capacitance per unit area at no reverse bias is two pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

Capacitance per unit area at no reverse bias is two pF/cm2. For a step graded diode of area 5cm2, what is net capacitance at 99 V reverse bias voltage?