Buck Converter for Noise-Isolating Power Supplies

Buck converter is a circuit in which the output voltage is smaller than the input voltage, and in this sense is also called a step-down converter. Recently, due to the development of high-density integrated circuit technology, small and light electric and electronic devices, industrial equipment cau...

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Bibliographic Details
Published in2019 IEEE 2nd International Conference on Electronics and Communication Engineering (ICECE) pp. 403 - 406
Main Authors Yoo, Heung-Ryol, Wee, Sang-Bong, Son, Yung-Deug
Format Conference Proceeding
LanguageEnglish
Published IEEE 01.12.2019
Subjects
Active filters
buck converter
Buck converters
Cutoff frequency
filter
Inductors
isolation
noise
power electronics
Power filters
Power harmonic filters
Power supplies
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Summary:Buck converter is a circuit in which the output voltage is smaller than the input voltage, and in this sense is also called a step-down converter. Recently, due to the development of high-density integrated circuit technology, small and light electric and electronic devices, industrial equipment causes fatal losses even with very small power differences. Therefore, a stable power supply is needed. In this paper, we propose a circuit that uses a filter for safe power supply to the input and output stages of a non-isolated buck converter. We experimentally saw the results of the noise isolation.
DOI:10.1109/ICECE48499.2019.9058501