Re: Stepper Drive Chips? - L7180

--- In CAD_CAM_EDM_DRO@y..., "Paul Waller" <paul.waller@u...> wrote:

> Hi all,
> Anyone heard of a chip called a L7180 that used to be made by SGS?

This chip was a darlington open collector sinking driver rated at 1.5
amperes. Sort of like a heavy duty ULN2003. It has been obsolete for
a long time. They probably used it as a hammer driver.

Cheers,
Steve Stallings
www.pmdx.com