In the clipping and clamping, from your study to the transfer characteristics, explain how the value of resistor is chosen for satisfactory operation?
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In the clipping and clamping, from your study to the transfer characteristics, explain how the value of resistor is chosen for satisfactory operation?
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- What is the difference between a positive clamper and a negative clamper? Explain with the aid of circuit diagrams and output waveforms.transformer ac line 120 V (ms) 60 Hz Diode rectifier Voltage regulator Filter Load Block diagram of the rectifier circuit is given above. Create a block diagram for audio amplifier system with at least 5 blocks (Add physical equivalent of the input and output). Indicate all the input and output signals and voltage levels approximately on the diagram. Explain briefly the design steps of the audio amplifier with your own words. Comment about the most critical parts to be considered in designing process.Draw the output waveforms of a positive and negative clamper circuits to demonstrate their operation.
- 18. A dc-dc converter is to be built with the following specifications: Allowed dc input voltage range: +8 V to +18 V +24 V Output average voltage: Output voltage ripple: ±0.06 V maximum at rated load 300 W, resistive ±250 mA maximum at rated load 100 kHz Rated load: Input current ripple: Switching frequency: Common ground between input and output. a. Draw a circuit which can perform this function. b. What is the necessary range of duty ratio for each switch? c. Find circuit part values (R, L, and C) which will meet the stated specifications.2.31 If the no-load output voltage of a requlator is 15.5V and the full-load output is 14.9V, what is the percent load regulation?By comparing the performance of DC -DC chopper with controlled rectifier circuit which one of the following statement is wrong ? O a. Efficiency is better in chopper circuit b. small filters are required in chopper circuit O c. Regenerative braking process is very slow in chopper circuit O d. Switching frequency is responsible for output ripples in chopper circuit Clear my choice
- You are tasked to look for a converter circuit design that has the specifications tabulated in Table I. The aim is to produce an output voltage of 20 V which can be used to drive a load of 120 W. The converter must operate in CCM. Table I: Design Specifications Design Parameters Input voltage Switching frequency Output current ripple Output voltage ripple Values 35 V 60 kHz 5 % 1% a) Sketch the final converter and label all parameter values b) Sketch the final operating waveforms and label all parameter values c) Determine Ve.min and Vemax- Check if the output voltage ripple matches with the design requirement.Explain the different classifications of Analogue to Digital (A/D) converters and compare their characteristics?Problem: If the no-load output voltage of a regulator is 15.5 V and the full-load output is 14.9 V, what is the percent load regulation? Express the numerical values up to 2 decimal places.
- How is this directly coupled- output of stage 1 directly connected to input of stage 2. Explain with diagrams?You are tasked to look for a converter circuit design that has the specifications tabulated in Table I. The aim is to produce an output voltage of 20 V which can be used to drive a load of 120 W. The converter must operate in CCM. Table I: Design Specifications Values 35 V Design Parameters Input voltage Switching frequency Output current ripple Output voltage ripple 60 kHz 5 % 1 % a) Sketch the final converter and label all parameter valuesWhat is the maximum dc voltage you could expect to obtain from a transformer with an 18 Vrms secondary using a bridge rectifier circuit with a filter capacitor