Quote Originally Posted by ngeronikolos
Hi Acetronics,

Could you please suggest me a common switching supply.
That's the kind of question I CAN'T answer : you live in a different country with a widely different market !!!

> Do you mean dc-dc step down converter ?

Yes, National has lots of down converters, in the LM 25xx series you mentionned.
And the Datasheet is really crystal clear for components around ...
do not forget a small ( LoL ) heatsink will also be necessary ...

Alain