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D Question 11 7.5 pts If a PWM signal has a...
Question 12: [5] The system shown in figure 13 is a basic switching regulator. If the...
Question 12: [5] The system shown in figure 13 is a basic switching regulator. If the frequency at which the transistor is “switching", is 100Hz with an OFF time of 6 milli seconds, what output voltage is delivered? Also calculate the duty cycle of the transistor. +12 Vo 000 OVOUT } R 4.7k Oscillator fo= 100 Hz (R2 10 k12 For 6 ms R; 15 ΚΩ D2 2.7 V FIGURE 13
Electronic Power Converter - PWM duty cycles and sketch 2 (15 pts) You are asked to...
Electronic Power Converter - PWM duty cycles and sketch 2 (15 pts) You are asked to turm on & off the switches s., S.. S. S, 5. 8, so the 3-phase inverter would produce PWM voltage that is 158 115 IV]. S S, S equivalent to Vnc a The PWM frequency b IM is 1 kHz and the DC power supply to the inverter is V-300 [V) Sketch the waveforms of the variables and complete the missing info for the...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure 2. The symbol D represents a duty cycle, a number between zero and one. Determine the compact trigonometric Fourier series coefficients (Co C,11 %) of the signal f(t). 2. (10 points) One use of PWM is to generate variable DC voltages. While the PWM signal is not DC, you should be able to see from your results in part 1 that it hss a...
A single-phase full-bridge inverter as shown in Fig. 6.3(a) in the textbook has Vs = 98...
A single-phase full-bridge inverter as shown in Fig. 6.3(a) in the textbook has Vs = 98 V (DC), a load resistance of R-3 Ω, an output frequency off, = 2 kHz, and a modulation index of M = 0.9. It uses an uniform PWM as shown in Fig. 6.12(a) and has 5 pulses per half-cycle. Determine (a) the rms output voltage Vo, (b) the output (rms) power Po, (c) the average input current Is, (d) average current through each transistor...
im currently doing an assignment where i must design a two stage bipolar transistor, i just...
im currently doing an assignment where i must design a two stage
bipolar transistor, i just need the calculations and values for
each component and then i can run simulated experiments and
complete my work
here is the schematic
the transistor used is the BC846B
the supply voltage is 15 v
the collector currents 1 (ICq1) = 1.5mA
the collector current 2 (ICq2) = 7.5 mA
output voltage swing= max
frequency response = 50- 20 khz
i must calculate the...
Questions 4-20. Questions 4-20. QUESTION 4 the output becomes The longer a signal is applied to...
Questions 4-20.
Questions 4-20.
QUESTION 4 the output becomes The longer a signal is applied to the input of an integrator op amp, the a smaller b. larger QUESTION 5 the output becomes. The faster the voltage applied to the input of a differentiator changes, the a smaller . b. larger QUESTION 6 voltage than for a negative-going signal. A Schmitt trigger switching threshold for a positive-going input signal is at a a lesser . b.greater QUESTION 7 If a...
→XCIO D Question 11 7.5 pts An object moves in the x direction only under a...
→XCIO D Question 11 7.5 pts An object moves in the x direction only under a constant acceleration. It's acceleration is 3 m/s in the *x direction. It is originally moving at 14 m/s in the direction. How long does it take in seconds, to travel a displacement of 22 m in the ex direction? Hint: Find the velocity at this displacement similar to the last question, first. Question 12 7.5 pts Car 1 is at rest at a traffic...
i just need help with B, C, D 3) (24 pts) The BJT amplifier shown below....
i just need help with B, C, D
3) (24 pts) The BJT amplifier shown below. Please answer the following questions. Consider that B=150 VBE=0.75 V and VT-25mV a) What type of amplifier is this? (Select One) CE CE with RE CB b) Find the DC collector current Ic c) Find the transconductance gain gm d) Find the internal small signal voltage gain Au e) Find the input resistance of the small signal amplifier 1) Find the output resistance of...
Please help me answer 100 correctly i am sending this question for 3rd time but i...
Please help me answer 100 correctly i am sending this question
for 3rd time but i didnt get proper answer please help me answer
with formula and explanation . please make sure hand writting can
read easy. if can please type ur answer. please help me.
b) The capacitance, inductance and load resistance of a Boost step-up dc-to-dc converter are 1.0μF, 10μΗ and 20.0Ω respectively. It is used to converter 10V dc input to 30V dc output. The switching frequency...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the cur...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the current delivered by the supply? 10 pts DI Question 3 A full bridge, square wave inverter supplies an RL load with R-7-Ohm and L-58-mH. The DC voltage is 90-V and the output waveform frequency is 60-Hz. What is the magnitude of the third harmonic of the...
Question 12: [5] The system shown in figure 13 is a basic switching regulator. If the frequency at which the transistor is “switching", is 100Hz with an OFF time of 6 milli seconds, what output voltage is delivered? Also calculate the duty cycle of the transistor. +12 Vo 000 OVOUT } R 4.7k Oscillator fo= 100 Hz (R2 10 k12 For 6 ms R; 15 ΚΩ D2 2.7 V FIGURE 13
Electronic Power Converter - PWM duty cycles and sketch 2 (15 pts) You are asked to turm on & off the switches s., S.. S. S, 5. 8, so the 3-phase inverter would produce PWM voltage that is 158 115 IV]. S S, S equivalent to Vnc a The PWM frequency b IM is 1 kHz and the DC power supply to the inverter is V-300 [V) Sketch the waveforms of the variables and complete the missing info for the...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure 2. The symbol D represents a duty cycle, a number between zero and one. Determine the compact trigonometric Fourier series coefficients (Co C,11 %) of the signal f(t). 2. (10 points) One use of PWM is to generate variable DC voltages. While the PWM signal is not DC, you should be able to see from your results in part 1 that it hss a...
A single-phase full-bridge inverter as shown in Fig. 6.3(a) in the textbook has Vs = 98 V (DC), a load resistance of R-3 Ω, an output frequency off, = 2 kHz, and a modulation index of M = 0.9. It uses an uniform PWM as shown in Fig. 6.12(a) and has 5 pulses per half-cycle. Determine (a) the rms output voltage Vo, (b) the output (rms) power Po, (c) the average input current Is, (d) average current through each transistor...
im currently doing an assignment where i must design a two stage
bipolar transistor, i just need the calculations and values for
each component and then i can run simulated experiments and
complete my work
here is the schematic
the transistor used is the BC846B
the supply voltage is 15 v
the collector currents 1 (ICq1) = 1.5mA
the collector current 2 (ICq2) = 7.5 mA
output voltage swing= max
frequency response = 50- 20 khz
i must calculate the...
Questions 4-20.
Questions 4-20.
QUESTION 4 the output becomes The longer a signal is applied to the input of an integrator op amp, the a smaller b. larger QUESTION 5 the output becomes. The faster the voltage applied to the input of a differentiator changes, the a smaller . b. larger QUESTION 6 voltage than for a negative-going signal. A Schmitt trigger switching threshold for a positive-going input signal is at a a lesser . b.greater QUESTION 7 If a...
→XCIO D Question 11 7.5 pts An object moves in the x direction only under a constant acceleration. It's acceleration is 3 m/s in the *x direction. It is originally moving at 14 m/s in the direction. How long does it take in seconds, to travel a displacement of 22 m in the ex direction? Hint: Find the velocity at this displacement similar to the last question, first. Question 12 7.5 pts Car 1 is at rest at a traffic...
i just need help with B, C, D
3) (24 pts) The BJT amplifier shown below. Please answer the following questions. Consider that B=150 VBE=0.75 V and VT-25mV a) What type of amplifier is this? (Select One) CE CE with RE CB b) Find the DC collector current Ic c) Find the transconductance gain gm d) Find the internal small signal voltage gain Au e) Find the input resistance of the small signal amplifier 1) Find the output resistance of...
Please help me answer 100 correctly i am sending this question
for 3rd time but i didnt get proper answer please help me answer
with formula and explanation . please make sure hand writting can
read easy. if can please type ur answer. please help me.
b) The capacitance, inductance and load resistance of a Boost step-up dc-to-dc converter are 1.0μF, 10μΗ and 20.0Ω respectively. It is used to converter 10V dc input to 30V dc output. The switching frequency...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the current delivered by the supply? 10 pts DI Question 3 A full bridge, square wave inverter supplies an RL load with R-7-Ohm and L-58-mH. The DC voltage is 90-V and the output waveform frequency is 60-Hz. What is the magnitude of the third harmonic of the...
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