Re: switching

On Jun 26, 4:10 pm, mrdarr...@[EMAIL PROTECTED]
 wrote:
> On Jun 26, 12:20 pm, lili...@[EMAIL PROTECTED]
 wrote:
>
>
>
> > Hello everybody,
>
> > I have a set of battery, but I only one hooked up to the circuit, The
> > other one act as a backup. I want to implement an electronic unit that
> > will change (swap) the batteries.Therefore the wiring will need to be
> > changed. The circuit need to sup****t 5amp of continuous current. Here
> > is what I want to implement.
> > from:
> > A to C
> > B to D
>
> > to:
> > A to D
> > B to C
>
> > Is it better to use a analogue or digital switching approach. I am
> > just worried that digital might take too much energy by keeping those
> > transistor or mosfet open and close.
>
> > Li
>
> You mean something like this?  (view in fixed-width font, for example,
> with Notepad)
>
> +---+            +----+            +---+
> |(+)|--switch A--|    |--switch C--|(+)|
> |   |            |Load|            |   |
> |   |            |    |            |   |
> |(-)|--switch B--|    |--switch D--|   |
> +----            +----+            +---+
>
> Batt 1                             Batt 2
>

Michael, This is basically what I want to do.
The battery will run a very small motor and a light.


Li