Asked — Edited

Power Converter For 3.3V

Hello All,

I have found an inexpensive buck converter to get my 12 volts down to 3.3 to drive lasers or LEDs. They are DC To DC Converter Buck Step-down Module LED Power 3A 12V To 5V 3.3V

I found them on Ebay and got 10 of them for around $14.00 including shipping.

Linky I hope this link works!

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United Kingdom
#9  

Farnell UK - 3.3v Low Drop Out Regulators

They are what to look for. I'm sure searching a product code would bring up suppliers in your country. I have posted a small schematic for a 6v regulated supply using one somewhere, I'll see if I can find it shortly.

#10  

here is one link,there are many others at different outputs and current rating

and easy to find a lower cost also,this is 3.3 volts at 3 amps

3.3 volt LDO regulator

#11  

they are so simple to use most have 3 pins and use them like any standard regulator ,ones with 5 pins has a shutdown pin or flag

DIGIKEY IS A GREAT PLACE IT HAS OVER 42000 TYPES of LDO regulators

digikeY LDO REGULATORS