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1. Refer to the given buck converter circuit diagram. If V is 15 V for a...
1. Refer to the given buck converter circuit diagram. If V is 15 V for a 15 Q load resistor, andV45V, cal culate the duty ratio D, minimum inductance L for the continuous conduction mode, typical inductance L 1.25Lmin peak-to-peak inductor ripple current Ai, average inductor current I,, maximum inductor current i,mas and minimum inductor current min iin Vin VL + icT
1. Refer to the given buck converter circuit diagram. If V is 15 V for a 15 Q...
Using MULTISIM SIMULATION PLEASE!!! using multisim please Reversed Vascu Procedure II: Diode Characteristics: 1. Wire the...
Using MULTISIM SIMULATION PLEASE!!!
using multisim please
Reversed Vascu Procedure II: Diode Characteristics: 1. Wire the circuit shown in Figure B. 3300 LA Vs Vd = (0-15V) Figure B Diode Characteristics pote Mode is defined as The dy to the dio rent through 10 3. Now reverse the diode then adjust the DC supply as shown in Table 2, Record the corresponding current and diode voltage as in step 2. Table 2 Reversed Bias Diode Characteristics Vs (volt) Va la...
Following figure shows the circuit diagram for a buck-boost converter for switch off and switch o...
Following figure shows the circuit diagram for a buck-boost converter for switch off and switch on. The plots for inductor voltage Vl and inductor current iL are also shown. The average value of i, is denoted by I1, average output current is -l and average input current is ld. Similarly, the average value of u1 is denoted by V1, output voltage is-, and input DC voltage is Va. Time period of the switch is Ts 1/f and its duty cycle...
+ VDS Consider the Buck DC-to-DC converter shown above. Assume it is operated at a switching...
+ VDS Consider the Buck DC-to-DC converter shown above. Assume it is operated at a switching frequency, f 25 KHz, with a duty cycle, D- 0.4 a) Given the sketch of the inductor current, i(t), shown below, sketch the waveforms for the input current, (t), the output current, i(t), the diode current, ip(), and the capacitor current, ict).Also, compute their average, RMS and peak values. (Note: Some useful formulas are provided on the last page) 10 5 t (s) (b)...
Question 1 (25 marks) a) A full wave rectifier has 40V peak secondary voltage, 2,000uF capacitor...
Question 1 (25 marks) a) A full wave rectifier has 40V peak secondary voltage, 2,000uF capacitor and 1022 load. You may take the line frequency as 50Hz and voltage drop across a diode as 0.7V. i. Calculate the peak dc voltage (VA). (2 marks) ii. Calculate the dc load voltage (Vdcloed). (4 marks) iii. Calculate the ripple voltage (AVLoad). (4 marks) b) The capacitance, inductance and load resistance of a Buck step-down dc-to-dc converter are 1.0uF, 10uH and 20.022 respectively....
Question 3. Unregulated supply Rz IL Vin IR Ib (a) The circuit on the right shows...
Question 3. Unregulated supply Rz IL Vin IR Ib (a) The circuit on the right shows a series regulator connected to the output of an unregulated power supply. The transistor has B =50, and a 6 volt Zener diode is used. When the load current, Il, is 1 amp the de input voltage from the unregulated supply, Vin, is 11 volt, VBE = 1 volt and the Zener diode current, Iz, is 20 mA. For these conditions, calculate Iz (i)...
Problems,,,,,
1 2
+
–
i(t)
C R
L
iT i(t)
iD
+
–
L C R
1. Analysis and design of a buck-boost converter: A buck-boost converter is illustrated in Fig. 1(a),
and a practical implementation using a transistor and diode is shown in Fig. 1(b).
+
(a)
Vg
v
Figure 1 Buck–boost converter
of Problem 1: (a) ideal converter
circuit, (b) implementation using
MOSFET and diode.
–
Q1
D1
(b) +
Vg
v
Page 2
iL
(t) + vL...
Just question iv）plz n operational amplifier circuit is shown in Figure 3-1 +5 V 25 kQ...
Just question iv）plz
n operational amplifier circuit is shown in Figure 3-1 +5 V 25 kQ 12.5 k2 5 kQ D, Figure 3-1. i) Show that when the input voltage V, is set at 0 V, diode Dz is off and diode Di has a current of 0.20 mA flowing through it. ii) Show that when v 1 V, Di is just beginning to stop conducting, whereas D2 is just beginning to start conducting. iii) Construct the VTC for this...
Please solve the problem with detail explaination Problem # 2 Refer to the Cük Converter shown here lot Lo Li lo Vs Vas lco Assume the following parameters v.-12V, D-0.25, fs-25 KHz, L.-150 μΗ. Li-18...
Please solve the problem with detail explaination
Problem # 2 Refer to the Cük Converter shown here lot Lo Li lo Vs Vas lco Assume the following parameters v.-12V, D-0.25, fs-25 KHz, L.-150 μΗ. Li-180 μΗ, Ci-200 μF, C,-220 μF, and Average Load Current L 1.25 A. Determine a) Average Output Voltage, Va b) Average Input Current, I o) P-p Ripple Inductor Current of L e) P-p Ripple Inductor Current of L, d) p-p Ripple Capacitor Voltage of Ci, f)p-p...
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,...
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...
1. Refer to the given buck converter circuit diagram. If V is 15 V for a 15 Q load resistor, andV45V, cal culate the duty ratio D, minimum inductance L for the continuous conduction mode, typical inductance L 1.25Lmin peak-to-peak inductor ripple current Ai, average inductor current I,, maximum inductor current i,mas and minimum inductor current min iin Vin VL + icT
1. Refer to the given buck converter circuit diagram. If V is 15 V for a 15 Q...
Using MULTISIM SIMULATION PLEASE!!!
using multisim please
Reversed Vascu Procedure II: Diode Characteristics: 1. Wire the circuit shown in Figure B. 3300 LA Vs Vd = (0-15V) Figure B Diode Characteristics pote Mode is defined as The dy to the dio rent through 10 3. Now reverse the diode then adjust the DC supply as shown in Table 2, Record the corresponding current and diode voltage as in step 2. Table 2 Reversed Bias Diode Characteristics Vs (volt) Va la...
Following figure shows the circuit diagram for a buck-boost converter for switch off and switch on. The plots for inductor voltage Vl and inductor current iL are also shown. The average value of i, is denoted by I1, average output current is -l and average input current is ld. Similarly, the average value of u1 is denoted by V1, output voltage is-, and input DC voltage is Va. Time period of the switch is Ts 1/f and its duty cycle...
+ VDS Consider the Buck DC-to-DC converter shown above. Assume it is operated at a switching frequency, f 25 KHz, with a duty cycle, D- 0.4 a) Given the sketch of the inductor current, i(t), shown below, sketch the waveforms for the input current, (t), the output current, i(t), the diode current, ip(), and the capacitor current, ict).Also, compute their average, RMS and peak values. (Note: Some useful formulas are provided on the last page) 10 5 t (s) (b)...
Question 1 (25 marks) a) A full wave rectifier has 40V peak secondary voltage, 2,000uF capacitor and 1022 load. You may take the line frequency as 50Hz and voltage drop across a diode as 0.7V. i. Calculate the peak dc voltage (VA). (2 marks) ii. Calculate the dc load voltage (Vdcloed). (4 marks) iii. Calculate the ripple voltage (AVLoad). (4 marks) b) The capacitance, inductance and load resistance of a Buck step-down dc-to-dc converter are 1.0uF, 10uH and 20.022 respectively....
Question 3. Unregulated supply Rz IL Vin IR Ib (a) The circuit on the right shows a series regulator connected to the output of an unregulated power supply. The transistor has B =50, and a 6 volt Zener diode is used. When the load current, Il, is 1 amp the de input voltage from the unregulated supply, Vin, is 11 volt, VBE = 1 volt and the Zener diode current, Iz, is 20 mA. For these conditions, calculate Iz (i)...
Just question iv）plz
n operational amplifier circuit is shown in Figure 3-1 +5 V 25 kQ 12.5 k2 5 kQ D, Figure 3-1. i) Show that when the input voltage V, is set at 0 V, diode Dz is off and diode Di has a current of 0.20 mA flowing through it. ii) Show that when v 1 V, Di is just beginning to stop conducting, whereas D2 is just beginning to start conducting. iii) Construct the VTC for this...
Please solve the problem with detail explaination
Problem # 2 Refer to the Cük Converter shown here lot Lo Li lo Vs Vas lco Assume the following parameters v.-12V, D-0.25, fs-25 KHz, L.-150 μΗ. Li-180 μΗ, Ci-200 μF, C,-220 μF, and Average Load Current L 1.25 A. Determine a) Average Output Voltage, Va b) Average Input Current, I o) P-p Ripple Inductor Current of L e) P-p Ripple Inductor Current of L, d) p-p Ripple Capacitor Voltage of Ci, f)p-p...
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...
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