The single-phase bridge rectifier of Figure below is required to supply an average voltage of Vde=300 V to a resistive load of R = 15 2. Determine the voltage and current ratings of diodes and transformer. 3 D₁ DA D3 D₂
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- Q5. For the following center tapped transformer, show the waveform across each half of the secondary winding and across Ri, when a 100 V peak sine wave is applied to the primarywinding. What is the PIV rating must the diode have? (Use constant voltage drop model for the Silicon diode) IN4001 Ry OV 10k) D IN40010:- Consider the circuit in Figure a) What type of circuit is this? b) Find and Sketch the voltage waveform across RL, assume the diodes are practical. c) If 100uf capacitor parallel with the resistor, calculate the ripple is connected factor I O o DDraw vx and v0 according to the input voltages in the circuit shown in the figure. note = R1 = 10Kohm R2 = 1kohm R3 = 1Kohm, the threshold voltages of diodes will be VE = 0.7V.
- Power supply circuit is delivering 0.5 A and an average voltage 20 V to the load as shown in the circuit below. The ripple voltage of the half wave rectifier is 0.5 V and the diode is represented using constant voltage model. The smoothing capacitor value is equal to 220V ams 5OHZ İL-DC =05A RL VL-DC =20VIn the circuit of the following figure, the input voltage Vs is 15 volts rms with a frequency of 60 Hz, R equals 150 Ohms and C equals 100,000 Pico Farads. The diodes are Germanium (Vd = 0.2 volts) and the Zener diode is 12 volts. a) The magnitude of the ripple voltage at Cb) The Magnitude of the Peak Inverse Voltage (PIV) for D1 and D2.Draw the input waveform and output waveform for the circuit given below with proper values marked in the figure. Assume D1 as silicon and D2 as germanium diodes. Input Vpp=20V. V1=5 V and V2=9 V. R www D1 Vin Vout v1 V2 Maximum voltage of output waveform Minimum voltage of output waveform
- For the circuit shown in the Figure, if the diodes are silicon diodes with Vp(on)=0.7 V, and VIN=50 sin wt V, V1 =6 V and V2 = 16 V, then the value of VouTP-p) is: R, D VaN Vout v1事 2章 Oa. 25.4 V Ob. 27.4 V Oc. 29.4 V Od. 23.4 V4. For the circuit shown in the figure below uses a transformer of 230V/12V-0-12V and all diodes are Ge find the following, RL-3.3k2. The name of the circuit is ........ Current through the load is............The DC output voltage is............ Draw the input & output wave forms ✈ ellel eetee CT D₂ DE www R₂In the circuit shown below. Determine the following a. Vs (at the secondary) b. Vout (across RL) c. Vrip (ripple votage) d. VDC e. PIV (Peak Inverse Voltage) 10:1 Output 115 V mis 60 Hz RL 2.2 k) D, 50μF- All diodes are IN4001. Tund AlMannai EENG261 Page 5/11
- A single phase – half wave controlled rectifier with freewheeling diode is supplying a load consistingseries connected a resistor and an inductance from a 70.7V (RMS), 50Hz sinusoidal AC source.The firing delay of the thyristor is 90° and the load values are R=10Ω, L=0.1 H. Define the loadcurrent expression and draw the load current by calculating for first two periods. And calculate theaverage values of the load voltage and current.What is the value of the average voltage at the output of the circuit in the figure, knowing that: Voltage at the transformer output is equal to 5 Vac and the four diodes are from the 1N4001 family.Draw the input waveform and output waveform for the circuit given below with proper values marked in the figure. Assume D1 as silicon and D2 as germanium diodes. Input Vpp=20V, V1=4 V and V2=10 V. R www DZ D1 Vin Vout vi V2 Maximum voltage of output waveform Minimum voltage of output waveform