Calculator for step−down DC/DC converter

This tool computes optimal component values for a buck (step-down) switching regulator. Enter input/output voltages, load current and switching frequency, and the calculator will suggest feedback resistors, inductor value, and recommended output/input capacitance.
DC/DC Feedback Resistor Circuit Diagram
Converter Parameters
V
V
mA
kHz
%
mV
V
Auto Selection
One Resistor
Manual Input

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