First of all, thank you for the answears!
I have foind an IC that maybe could help me.
http://www.intersil.com/content/dam/Intersil/documents/icl7/icl7660.pdf
I'm just curious about its voltage when used as Positive Voltage Doubler
It says up to 18V when input 10v.
Could anyone tell me if this component could help me? in making about 6V from 3v?
Tks a lot in advance