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Question 2 (6 points) D1 lkn Vout The circuit shown has Vs = 10 V. Assume...
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In the circuit shown: Vs = 7 V, Is = -3 mA, R1 = 220 12, and R2 = 220 . Use the on/off diode model to find the diode current and voltage. + Yo- Answer ID = 15.8 mA and vp = 0.7 V.
The source voltage V1 = 10 V dc . Find the diode current using
the iterative technique discussed in clas s. Assume the diode has V
D =0.7 V at I D =2 mA and V T =25 mV . Perform two iterations only.
Then calculate the percentage difference between the I D and V D of
it eration 2 and the same values from iteration 1 using iteration 1
values as the reference.
out R1 Vout 1K W1
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...
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Determine voltage characteristics (Vout/V) of the circuit shown in Figure 1. Assume: a) Diodes D1 and D2 are ideal. b) Zener diode has r2-0 with the break down voltage of Vz-12 V. 1ΚΩ D1 D2 추 R2 1ΚΩ Vout Figure 1
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...
In class we solved an example circuit on the board where the resistor equaled 1000 0. We found the exact answer, and it was V = 0.7271 V and I = 4.273 mA. If we lower the resistor value so more current can flow in the circuit, what will the new exact answer be? Do you think the diode voltage will increase or decrease? Find out by solving the circuit below for I and V using the iterative method. Make...
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,...
5. (10 points) The op amp in the precision rectifier circuit shown is ideal with output saturation levels of = 14 V. Assume that when conducting the diode exhibits a constant voltage drop of 0.7 V, R1 = R2 = R3 =1 k2, and R4 = R5 = 2 k22. Find Vout (in V) when Vs = -2 V? Vout(Vs = -2) = -15V VEE LM348N LM348N 15V VCC
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:...
Vx = Vin
2. (60 points) Plot Vout as a function of Vx for the circuit shown below. Assume a constant voltage diode model. Also plot the Vout as a function of Vx in the circuit assuming Vx Vo sin ot D1 VB