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Problem 6. (20 pts.) Analyze the circuit shown below: ac OS X Voc Voc Assume circuit...
For the final circuit stage in the pressure-sensitive flashlight project, shown below, find an expression for...
For the final circuit stage in the pressure-sensitive flashlight project, shown below, find an expression for Vd, the voltage across the diode, as a function of Vin. The expression for the current through the LED is e200 mV1 Vout Vin 6802 After you have found Vd, find an expression for Vout as a function of Vin. Plot both using matlab for Vin values between O and 10 V on the same plot and clearly label which plot is which. Assume...
Question 6 1 pts In the circuit below, Vin is a 2 VRMs sinusoidal voltage source...
Question 6 1 pts In the circuit below, Vin is a 2 VRMs sinusoidal voltage source and Vd is a dependent voltage source, dependent on the voltage appearing across R2. Vd essentially scales the voltage across R2 by the value Avoc, or mathematically as Va = Avoc VR2. Assume Avoc = 10 V/V, R1 = 672, R2 = 6,411 S2, R3 = 48 S2, and R4 = 602. Determine the RMS voltage appearing across R4. Round your answer to two...
3. See the circuit shown in Figure 3. Assume the constant voltage drop model i.e. V;=...
3. See the circuit shown in Figure 3. Assume the constant voltage drop model i.e. V;= 0.7 V) for the diode. If needed, reasonably assume diode parameters such as n. Vr, and I (a) When Vi = 3 V, V -3V, R = Rs. 2 k 2. R = R-1 kb, find the resulting diode voltage (Us), and diode current (60) (5 pts)
2. For the circuit shown in Figure 4, assume the diode can be modelled by a...
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,...
Plz do number 2 EENG-270 Note: Close Book. Calculators allowed. 145 points maximum p+1 -100. Calculate...
Plz do number 2
EENG-270 Note: Close Book. Calculators allowed. 145 points maximum p+1 -100. Calculate up to 3 significant figures at every step. Show all steps. Assume V, 25mV, v . νο" Vs' 0.TV an v first before using numerical values. For all numerical answers, show a general expression f For the diode circuit shown: (a)Draw the single loop DC equivalent circuit ( after Thevenin simplification). (15 pts.) (b) Find the quiescent diode current lo and VOUTDC: saturated. (15...
s/Exam%201.pdf Questions 16 through 20 deal with the circuit shown below. Assume that the diode is...
s/Exam%201.pdf Questions 16 through 20 deal with the circuit shown below. Assume that the diode is ideal (i.e, has a 0V forward bias voltage) and the capacitor has no charge initially. Assume Ri R2 R. R, R, de (16) Immediately after the power is applied (i.e., the circuit is not in steady state yet), what is the voltage across the capacitor if Vde 0? (a) ov (b) Vde/2 (c) Vd 1 3 Vdc 2V dc (17) Immediately after the power...
Problem 1. In the circuit below, assume the 0.7V drop model for the diode, and use...
Problem 1. In the circuit below, assume the 0.7V drop model for the diode, and use nV 25 mV The value of the capacitor is chosen suchthat the 385 Ω resistor R is short-circuited at the small signal operating frequency w. a) Determine the value of the diode current Ip under DC conditions. b) Determine the small resistance rp, and draw the resulting small signal circuit c) Determine the small signal current flowing through the circuit. R | 15 Ω...
For the equivalet circuit of the PV cell assume Diode voltage 0.6 V Photocurrent, Isc 6...
For the equivalet circuit of the PV cell assume Diode voltage 0.6 V Photocurrent, Isc 6 A Resistance Rp 10 Ohms Reverse saturation current 30 pA and kT/q- 25.7 mV CA Load Figure P84 Problem 5- Calculate the diode current, in Amps Problem 6- The current in the parallel resistance, in Amps Problem 7- The load current I, in Amps Problem 7-B. calculate the electric power delivered by the cell, in Watts 5.8 5.9 I-V characteristic I-lo (exp(qv/kT)-1) Open circuit...
Show work for full credit. 3. (20 pts) For the circuit shown below, use super position...
Show work for full credit. 3. (20 pts) For the circuit shown below, use super position to find V, if V24 v, V=17 V.R=1500 0, R-4000 VA due to VINI only V. VA due to VN2 only V. VA due to VINI and VIN V R1 R2 A R1) R2) soted diode n r V1 V2 (VIN1) VIN2) ne (s)
Problem 2 The diode in the circuit below has a saturation current Is = 10-13 A...
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...
For the final circuit stage in the pressure-sensitive flashlight project, shown below, find an expression for Vd, the voltage across the diode, as a function of Vin. The expression for the current through the LED is e200 mV1 Vout Vin 6802 After you have found Vd, find an expression for Vout as a function of Vin. Plot both using matlab for Vin values between O and 10 V on the same plot and clearly label which plot is which. Assume...
Question 6 1 pts In the circuit below, Vin is a 2 VRMs sinusoidal voltage source and Vd is a dependent voltage source, dependent on the voltage appearing across R2. Vd essentially scales the voltage across R2 by the value Avoc, or mathematically as Va = Avoc VR2. Assume Avoc = 10 V/V, R1 = 672, R2 = 6,411 S2, R3 = 48 S2, and R4 = 602. Determine the RMS voltage appearing across R4. Round your answer to two...
3. See the circuit shown in Figure 3. Assume the constant voltage drop model i.e. V;= 0.7 V) for the diode. If needed, reasonably assume diode parameters such as n. Vr, and I (a) When Vi = 3 V, V -3V, R = Rs. 2 k 2. R = R-1 kb, find the resulting diode voltage (Us), and diode current (60) (5 pts)
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,...
Plz do number 2
EENG-270 Note: Close Book. Calculators allowed. 145 points maximum p+1 -100. Calculate up to 3 significant figures at every step. Show all steps. Assume V, 25mV, v . νο" Vs' 0.TV an v first before using numerical values. For all numerical answers, show a general expression f For the diode circuit shown: (a)Draw the single loop DC equivalent circuit ( after Thevenin simplification). (15 pts.) (b) Find the quiescent diode current lo and VOUTDC: saturated. (15...
s/Exam%201.pdf Questions 16 through 20 deal with the circuit shown below. Assume that the diode is ideal (i.e, has a 0V forward bias voltage) and the capacitor has no charge initially. Assume Ri R2 R. R, R, de (16) Immediately after the power is applied (i.e., the circuit is not in steady state yet), what is the voltage across the capacitor if Vde 0? (a) ov (b) Vde/2 (c) Vd 1 3 Vdc 2V dc (17) Immediately after the power...
Problem 1. In the circuit below, assume the 0.7V drop model for the diode, and use nV 25 mV The value of the capacitor is chosen suchthat the 385 Ω resistor R is short-circuited at the small signal operating frequency w. a) Determine the value of the diode current Ip under DC conditions. b) Determine the small resistance rp, and draw the resulting small signal circuit c) Determine the small signal current flowing through the circuit. R | 15 Ω...
For the equivalet circuit of the PV cell assume Diode voltage 0.6 V Photocurrent, Isc 6 A Resistance Rp 10 Ohms Reverse saturation current 30 pA and kT/q- 25.7 mV CA Load Figure P84 Problem 5- Calculate the diode current, in Amps Problem 6- The current in the parallel resistance, in Amps Problem 7- The load current I, in Amps Problem 7-B. calculate the electric power delivered by the cell, in Watts 5.8 5.9 I-V characteristic I-lo (exp(qv/kT)-1) Open circuit...
Show work for full credit. 3. (20 pts) For the circuit shown below, use super position to find V, if V24 v, V=17 V.R=1500 0, R-4000 VA due to VINI only V. VA due to VN2 only V. VA due to VINI and VIN V R1 R2 A R1) R2) soted diode n r V1 V2 (VIN1) VIN2) ne (s)
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...
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