Problem 1. In the circuit below, assume the 0.7V drop model for the diode, and use...
The zener diode in the circuit below has voltage Vzo = 5V, Iz = 0. It is modeled as a 0.7V drop in the forward direction. a) Determine the value of resistor R, that would result in a DC current 10 = 1 mA. b) Determine the DC output voltage V c) The circuit is subjected to a +-7V square wave as shown below. Capacitor Cis chosen such that at the square wave frequencies it acts as a short circuit....
Problem 2 The diode in the circuit below has a saturation current Is = 10-13 A and n=1. Its ID-VD curve is illustrated below for your convenience. a) Using the graphical method, determine the value of R that would result in a diode current Ip 4mA. What is the resulting voltage Vp? b) With R as calculated above, a sinusoidal signal v, 100 sin(ot) mV is superimposed on the DC source. Draw the small signal model and find the output...
The diode in the circuit below has a saturation current Is-10-13 A and n=1. Its ID-VD curve is illustrated below for your convenience. Problem 2 a) Using the graphical method, determine the value of R that would result in a diode current Ip -4mA. What is the resulting voltage Vp? b) With R as calculated above, a sinusoidal signal v, 100 sin(cot) mV is superimposed on the DC source. Draw the small signal model and find the output voltage across...
Figure 1 2. Assuming Vy 0.7V, find the current flowing through the diode for the circuit shown in Figure 2 when I1 (ii) R-8kΩ (Ans: (i) 3.65mA, 0.7V (ii) 0A, 0.366V) 200Ω 15V Figure 2
Please show all of the steps Question 2: 20% We can use stack of diodes as a voltage regulator as shown in the circuit below. Consider input voltage to this circuit as 20V DC with IV of fluctuation. Diodes in this circuit have 0.7V forward voltage drop a) What is DC output voltage Vo? 20+1V Vo= 1.4 V R=1k2 b) What is diode DC current lo? Ip= 18-6 ma c) What is the value of individual diode's small-signal resistor/? (4%)...
Calculate the (a) current flowing in the circuit below and (b) voltage drop across the resistor Ron the right. The temperature is 600K. The battery voltage is 5 V. The resistance R-1 Giga Ohm. The equation for current through the diode is 1" 18 9 (exp/Vd/(2*VT)) - 1) Amperes. Vd is the voltage drop across the diode and VT is thermal voltage. Do not forget that this is diode with 2 as shown in the equation above. (1 Giga -...
DIODE CHARACTERISTICS Objective: The objective of this laboratory is to examine and plot the forward characteristics curve of a p-n junction diode and become familiar with the characteristics of both the p-n junction diode and the light emitting diode (LED). Prelab: Answer the following on a separate sheet of paper. Show your work and box your answers 1. Review the data sheets for the IN4001 p-n junction diode and answer the following a) Determine the maximum forward current and the...
lai). In the diode circuit below use iterative method (use at least 3 iterations) to find the diode voltage and current, if VDD=2.0 V, R= 1 KO2, the diode has Is - 10e- 15 A Find diode voltage and current using constant 0.7 V drop model. comment on the results of (i) and (ii) (iii) ang DV. b. Both diodes in the circuit below are rated 0.7V, 1mA. R=1KN Sketch vo vs vi If vi = 2sinot, on the same...
Problem # 3: (20 point) Considering the circuit in figure 5, and the constant voltage-drop model (VF 0.7V) for diode D, determine: a. The type of rectifier, and describe its operation b. The DC (average) output voltage value c. Sketch the un-filtered output waveform d. Sketch the filtered output waveform 47?
2. For the circuit shown in Figure 4, assume the diode can be modelled by a Constant- Voltage Drop (CVD) (VD[on) = 0.7 V) for d.c analysis. 10 mA 5502 Zc = 0 int) DV D3 D2 V 100 sin(wt) mV vo(t) 1k 12 } 3k 22 Figure 4 (a) Determine the diode d.c current loi, Ioz, 103, Io and V. Check your assumptions. (b) Determine the output ac current, id and voltage, vd (c) Determine the output total current,...