94Views4Replies

Author Options:

Lowering Amperage Answered

I am building a charging circuit that needs a 17mA current but my 12v transformer has an output current rating of 500mA how can I bring it down?

Comments

The forums are retiring in 2021 and are now closed for new topics and comments.
0
cinnonym
cinnonym

7 years ago

I just dont want to take a risk thats all

0
steveastrouk
steveastrouk

Answer 7 years ago

You aren't, but if you want confirmation, post your circuit.

0
rickharris
rickharris

7 years ago

Current is drawn FROM the power source. circuit elements will take what they need and no more.

0
steveastrouk
steveastrouk

7 years ago

You don't. That's what the charging circuit is FOR