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Chapter 3.5, Problem 3.12E
To determine
The width of the depletion region corresponding to the forward-bias voltage.
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For the circuit shown, let Let R₁-3 ohms, R2-7 ohms, C₁-2 F, VX-20 V and Ix-1 A. Calculate the capacitor
voltages, as shows, at time t= (-1.3) sec and at t=1.9 sec. In particular find:
V(0) =
V(∞) =
Rth
V(t=-1.3 sec) in volts-
V(t-1.9 sec) in volts-
C1
HH
+V(t) =
-
(V)
(V)
(S2)
(V)
3
(V)
Vx
+1
R1
t=0
The relative tolerance for this problem is 9 %.
R₂
In the circuit below, the switch moves from position 1 to position 2 at t=0.
Select the closest waveform which represents the inductor current:
2
R
2R
V₁
t=0
0
t=0
(a)
(d)
t=0
(b)
(e)
0
0
t=0
(c)
t=0
요
(f)
Note: choices are listed randomly; may not alphabetically ordered.
(given during job interview question, with permission)
waveform c
waveform a
O waveform d
waveform e
waveform b
○ waveform f
t=0
R
Let R1-8 ohms, R₂-5 ohms, L₁-2 H, Vx=10 V, in the circuit shown, to calculate the inductor current at time
t= (0.6 sec) and at t= 2 sec, as follows:
i(0) =
1(00) -
Rth=
=
i(0.6 sec) =
i(2 sec)
=
R₁
(A)
(A)
(N)
Vx
1=0
The relative tolerance for this problem is 9 %.
(A)
(A)
R2
ell
4₁
Chapter 3 Solutions
MICROLEECTRONIC E BOOKS
Ch. 3.1 - Prob. 3.1ECh. 3.2 - Prob. 3.2ECh. 3.2 - Prob. 3.3ECh. 3.3 - Prob. 3.4ECh. 3.3 - Prob. 3.5ECh. 3.3 - Prob. 3.6ECh. 3.4 - Prob. 3.7ECh. 3.4 - Prob. 3.8ECh. 3.4 - Prob. 3.9ECh. 3.5 - Prob. 3.10E
Ch. 3.5 - Prob. 3.11ECh. 3.5 - Prob. 3.12ECh. 3.5 - Prob. 3.13ECh. 3.6 - Prob. 3.14ECh. 3.6 - Prob. 3.15ECh. 3.6 - Prob. 3.16ECh. 3 - Prob. 3.1PCh. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - Prob. 3.4PCh. 3 - Prob. 3.5PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.10PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - Prob. 3.17PCh. 3 - Prob. 3.26PCh. 3 - Prob. 3.29P
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- The following circuit is at steady state for t<0. At t=0 sec, the switch opens. Let R₁=102, R₂-12 2, R3=6 2, R4-6, C=0.9 F and V₂-14 V, and find V(t) at t =2.206 sec, as follows: V(0) = (V) V(∞0) = RTh = V(2.206) = (V) (Ω) (V) {To avoid errors, and meet allowed tolerance, carry-out your intermediate numerical values as much as possible than round only the entered values to 3 significant digits} R₁ w V (+ R₂ ww + C EV(t) R3 The relative tolerance for this problem is 10 %. Question Help: Written Example I R4 www 2=0arrow_forwardPM Mon Apr 14 la800803.us.archive.org Chapter 5 Problems 199 5-8 5-9 carry generator of Fig. 5-5. Derive the two-level Boolean expression for the output carry Cs shown in the look-ahead How many unused input combinations are there in a BCD adder? 5-10 Design a combinational circuit that generated the 9's complement of a BCD digit. 5-11 Construct a 4-digit BCD adder-subtractor using four BCD adders, as shown in Fig. 5-6, and four 9's complement circuits from Problem 5-10. Use block diagrams for each compo- nent, showing only inputs and outputs. 5-12 It is necessary to design a decimal adder for two digits represented in the excess-3 code. Show that the correction after adding the two digits with a 4-bit binary adder is as fol- lows: (a) The output carry is equal to the carry from the binary adder. = (b) If the output carry 1, then add 0011. (c) If the output carry = 0, then add 1101. Construct the decimal adder with two 4-bit adders and an inverter. 5-13 Design a combinational circuit…arrow_forwardFor the circuit shown, assume the initial capacitor voltage is V(0-) = -8 V. Then at t=0, the switch closes. Find the time at which Vc(t)-8 V. Let R₁-12 S2, C1-8 F and V₂-16 V The voltage Vc(∞ )= Time-constant T= The time at which Vc(t)-8 V ist = (V) (sec) (sec) + R1 C₁ + Vct) The relative tolerance for this problem is 10 %.arrow_forward
- 13. Find i(t) for t > 0 in the following circuitarrow_forwardCalculate the Capacitor Voltage for t > 0 assuming the switch has been open for long time.arrow_forward14. Find i(t) for t > 0 in the following circuit Note: the current source is only ON for t > 0. So, it would be an open circuit for t < 0arrow_forward
- 10. Find v(t) for t > 0 in the following circuit. Note: the current source is only ON for t > 0. So, it would be an open circuit for t < 0arrow_forward3. Calculate the Capacitor Voltage for the t 0 for the following circuit. 302 292 12 V 4 V 3 F 2arrow_forward12. Find v(t) and i(t) for t > 0 in the following circuit • Note: the current source is only ON for t > 0. So, it would be an open circuit for t < 0 • Note: assume v(0) = 0V and i(0) = 0A.arrow_forward
- 6. Determine the inductor current i(t) for the t 0 for the following circuit 1=0 6 A ww 40 20 ele 3 Harrow_forward11. Find v(t) and i(t) for t > 0 in the following circuit. Note: the current source is only ON for t > 0. So, it would be an open circuit for t < 0arrow_forward8. Determine the inductor current i(t) for the t < 0 and t > 0 for the following circuitarrow_forward
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