3. See the circuit shown in Figure 3. Assume the constant voltage drop model i.e. V;=...
Consider the circuit shown in Figure 1. Assume that the diodes have an exponen Question 21 tial i-v characteristic. Diode D1 has 10 times the junction area of D2, i.e. Isı = 10Is2. Determine the value of voltage V indicated in the figure. The circuit operates at room temperature, i.e. the value of the thermal voltage is Vr = 26 mV 10 mA 3 mA Fig. 1 O+V
Consider the circuit shown in Figure 1. Assume that the diodes have...
Part IIl: Diodes The Ideal-Diode Model a) For the circuit below, find ID and VD for the case VDD 5 V and R 10 k2. Assume that the diode has a voltage of 0.7 V at 1-mA current. Use (a) iteration and (b) the constant-voltage-drop model with VD 0.7 V 홍Yo b) Design the circuit below to provide an output voltage of 2.4 V. Assume that the diodes available have 0.7-V drop at 1 mA. +10 V Vo
Part IIl:...
1. (40%) For the circuit in Figure 1, use the constant voltage drop model for the diodes, so that if a diode is ON, the voltage across it is 0.5V. IK D VD Figure 1 (a) (Assume that all diodes are ON. Is the assumption right or wrong? If it is right, find current I. Do not use part (b) to solve this part. (b) Assume that D, and D, are ON and D, is OFF. Is this assumption right...
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?
Plot the output for each circuit, assuming the constant voltage
drop model (CVD) for the diode.
(B) Full-wave rectifier: D2 Di Vi = 5V, sin(2π 103 t) D3 D4
or the following circuit, sketch the output voltage, given an input voltage waveform as shown on the axes below. Assume a constant voltage drop diode model with Vo- 0.7. +15.0V 4 1mA OVout 3009 3 Vo -4 0 0.2 0.4 0.6 0.8 in
or the following circuit, sketch the output voltage, given an input voltage waveform as shown on the axes below. Assume a constant voltage drop diode model with Vo- 0.7. +15.0V 4 1mA OVout 3009 3 Vo -4...
A common source amplifier circuit based on a single n-channel MOSFET is shown in Figure 4b. Assume that the transconductance gm-60 mS (equivalent to mA/ V) and drain source resistance, os, is so large it may be neglected. 0) Calculate the open circuit voltage gain Av Yout/ Vis. i) The amplifier has a load of 10 k2. Determine the current gain Va. = 12 V 150k 4k3 Vout Vin 200k GND = 0 V Figure 4b a) State the name...
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...
b) For the circuit shown in Figure Q1(b) below, the voltage source is 18 V. Determine Vo, Voz and /. [CO2/PO3/C4] (10 marks) Vo1 0.47 k 1 ka Vo2 Si 18 V Si Figure Q1(b) For the circuit shown in Figure Q1(b) below, the voltage source is 18 V. Determine b) Vot, Voz and / [CO2/PO3/C4] (10 marks) Vof 1 ka 0.47 kn Vo2 ZSI 18 V Figure Q1(b) ) Figure Q1(c) shows a basic voltage regulator circuit. Determine Vi,...
Consider a half-wave rectifier circuit with a triangular-wave input of 5-V peak-to-peak amplitude and zero average, and with R= 1 k.2. Assume that the diode can be represented by the constant-voltage- drop model with Vp = 0.7 V. Find the average value of v. DH + 0.7 V - + O Us + R = 1 kN vo