Shyamsundar
@shyamsundar-dZmKP4 Member
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Posted #Threads
A Question on Buck converter
Hi all, What happens if the input voltage of the buck converter goes below the output voltage? i.e output voltage is same as the previous? For...
1 reply -
Posted #Threads
How to design EMI filter for SMPS?
Hi, all please let me know what is the meaning of conducted Electro Magnetic Interference(EMI). And pls anybody give me some details for designing EMI filter...
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Applications of MATLAB & Future Scope
Hi, all Iam trying to learn MATLAB. please let me know its future scope. And what are the uses and applications. It is very interesting. I...
7 replies -
Posted #Threads
Design of DCM and CCM Flyback converters
Hi all, Please let me know how to design CCM and DCM flyback converters, and what is the major difference?
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Posted #Threads
Level shifter
Hi all, Please let me know how actually the level shifter works? using MOSFETs as a level shifter
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Posted #Threads
How to make boot disk?
Hi all, Please let me know how to make boot disk. Please let me know the steps
4 replies -
Posted #Threads
What is transformer saturation?
What do yo mean by saturation related to transformer? And what happens to transformer under saturation ?
3 replies -
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Posted #Threads
Output Capacitor design for Switched mode power supply.
How to design the output capacitor? I mean taking its ESR into consideration. And how output capacitor RMS current value is selected? Please can any one...
3 replies -
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LC filter design : Cutoff Frequency & L, C Values
Hi all, please let me know how LC lowpass filter can be designed. We have to decide cutoff frequency first. My question is then how will...
4 replies -
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Optocoupler design : compensation parameter calculations
Hi, all I have uploaded the schematic below , please let me know how these compensation parameters calculated?
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Opto coupler feedback design
Hi all, Please let me know, how to design feedback network using opto-couplers?
5 replies -
Posted #Threads
Why ceramic capacitor and electrolytic capacitors are used in simple FM transmitter?
Hi, all Why ceramic capacitor and electrolytic capacitors are used in simple FM transmitter? i mean what is the purpose?
2 replies -
Posted #Threads
Line or mains filters
Hi, all Please let me know at what frequency line/mains EMI filters are designed?
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Posted #Threads
Question on transformer isolation voltage
While designing SMPS(Switched mode power supply) how to choose a particular isolation voltage for a step down transformer i.e how will you decide it. as for...
1 reply -
Posted #Threads
SMPS working frequency question
Hi, all An SMPS(switched mode power supply) is connected to input mains, of frequency 50HZ. My question is, What happens if it is connected to mains...
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What is snubber circuit?
Hi, all please let me know the design of snubber circuits for surge protection.
2 replies -
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How to calculate inrush current?
How to calculate inrush current? And what is the maximum limit of inrush current?
4 replies -
Posted #Threads
Input capacitor selection
Hi, can any one tell me , how input bulk capacitor value is designed (which comes after bridge rectifier) for switched mode power supplies? any formula?
3 replies -
Posted #Threads
What happens if schottky diode is replaced by general purpose diode?
Hi all, I've uploaded one schematic.. please go through the attachment. My question is: In the schematic, to the VDD pin of the IC, diode D2...
9 replies -
Posted #Threads
How to Calculate % Ripple Voltage Value?
How to calculate percentage ripple voltage value? for output of 9.6V,1AAnswer:To understand how to calculate the percentage ripple voltage, we first need to understand some key...
4 replies -
Posted #Threads
Voltage Sag - What is it?
Dear all, What do you mean by voltage sag? Please reply
1 reply -
Posted #Threads
NTC thermistor design
Dear all, I just came across SMPS design, in that For inrush current limitation NTC thermistor is chosen. But the question is, its rating is: 16ohms,1.7A,...
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Posted #Threads
How to choose Fuse ?
Dear all, How to choose a fuse for a particular design? I just saw one design of SMPS. In that the input voltage range for the...
8 replies
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