what are the total current ratings requrired for the LM4780? please please answr this

[diysmartdeep21]

I am using the LM4780 ic and as i need 35volts as the input for the chip so what are the current ratings that is required...

I want to use the toroidal trans..so what are the volt , volt ampere ratings of the transformer required....?

please tell me .....

 

[steenoe]

Here you go:
http://cache.national.com/ds/LM/LM4780.pdf

Steen.

 

[diysmartdeep21]

hey ive checked it out but what practically u people are using....

thats what i wanted to know... thats it....

 

[demogorgon]

max oupt power+40% is my rule of thumb.

so for my lm3886 amp, stereo, i use a 160w trannie. works like a charm.

 

[jackinnj]

go to the Nat Semi website and access the Overture Series Design Tools -- all is revealed.