All Questions
6
questions
1
vote
1
answer
123
views
Using capacitor with voltage rating close to input voltage
I am using a buck converter in my design. The input voltage is 12V and output voltage is 5V.
The capacitor C331 and C332 are 10 uF 25 V in 1210 package. The inventory have already 16 V 0805 capacitors....
0
votes
2
answers
236
views
What is the formula or any method to calculate the value of the output capacitor and inductor in a buck converter
I have using a buck converter whose output is 5V and 1A.
Can someone tell me whether these is any formula to calculate the value of the output capacitor? Like, without involving the switching ...
3
votes
4
answers
3k
views
Output capacitors of DC-DC converters
I am trying to understand what type of output capacitor is a better option.
Suppose I require a 10uF output capacitor at the output of the buck converter, which one should I pick - aluminum ...
1
vote
2
answers
971
views
What capacitor value should I use for 3.3v from a buck converter IC?
I am relatively new to electronics and trying to design a buck converter circuit using the XL1509-ADJE1. The datasheet specifies that for the adjustable versions (which this is) you should use ...
0
votes
3
answers
873
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Role of the output capacitor in buck converter in terms of frequency
I am using this DC-DC buck converter - buck converter.
Schematics :
Buck Converter Specifications :
Input Voltage - 18V to 32V
Switching Frequency - 300kHz
Output Voltage 9V
Load Current - 0mA to ...
1
vote
0
answers
171
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What will be the output ripple current per capacitor buck regulator?
I have a existing buck regulator design. Converter part number: TPS54340Q1.
Input voltage = 5 V.
Output voltage = 3.3 V
RMS ripple current is calculated as = 108 mA. (Don't worry too much about ...