High current dc dc boost module circuits

[Docria]

Hi
I required 3 volt to 5v 2ampere output dc dc boost module circuits using transistor capacitor and inductor.
Input 3 vbattery 2c output must be 5 v 1to 2 ampere

 

[dave9]

Go to ebay or Aliexpress, or whichever sites apply to your region and search for this.