> See http://www.allegromicro.com/datafile/6276.pdf > > Harold http://www.allegromicro.com/ http://www.allegromicro.com/selguide/leddrv1.asp Good call Mr H. I grabbed the Allegro book of the shelf to look that one up and noticed how many ICs they have that are specifically LED drivers or can be used as such. Got me thinking about all those recycled print-head driver ICs tucked away under the house -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu