Battery Mobile Charger
  • Parts List:- LM2575 5volt
  • Capacitor: 100uf/50v, 330uf/25v
  • Diode: IN5819
  • Inductor: 330uH

For the electronics hobbyist tackling switching voltage regulators can be daunting. They can be complex and touchy to build. But this is very simple switching voltage regulators based on 5-pin LM25XX series manufactured by a number of companies. They come in both fixed and variable voltages. The LM2575 is rated at 1 amp while the LM2576 is rated at 3 amps.

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