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Topic: MC34063 BUCK Switching Regulator with Low Battery Lockout (Read 592 times) previous topic - next topic


This power converter runs from 12V lead acid battery voltages. The goal is to power an Arduino Uno with 7V, and save the battery from damage should the charge control fail.

The unpopulated PCB is available to purchase from OSH Park ($5.15 for 3 boards):

The schematic and BOM are at:
my projects: https://github.com/epccs

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