Re: LM1875 on a single supply

On Jul 1, 11:48 am, Don Bowey <dbo...@[EMAIL PROTECTED]
> wrote:
> On 7/1/08 11:30 AM, in article
> a1662fad-e0d7-4306-9e20-195abb1e7...@[EMAIL PROTECTED]
>
>
>
> "mrdarr...@[EMAIL PROTECTED]
" <mrdarr...@[EMAIL PROTECTED]
> wrote:
> > I was reading the datasheet for the LM1875
> >http://www.national.com/ds.cgi/LM/LM1875.pdf
>
> > and I noticed that they do have a schematic for a single supply (as
> > opposed to a +/- supply).
>
> > If running on a single supply, does the chip amplifer consume
> > significant power during quiet tracks?
>
> > Would this be pretty much the same as running the amplifier in Class A
> > mode (vs. Class AB)?
>
> > I'm trying to figure out if I really need a +/- power supply, or if I
> > can just go with a single supply (easier to build).
>
> > Thanks,
>
> > Michael
>
> The datasheet does have a "Typical Single Supply Operation"  schematic.
> Have another look.


Yes, that's what I said.  There is a schematic.  It's on Page 2.
(amused grin)

Michael