If this is a one off or small volume application you can do this very cheaply (very possibly most cheaply) using 4 discrete transistors. Suitably rated TO92 transistors probably cost a few 10's of cents each if that. A TO220 pkg may be advisable if you have long on times. Russell McMahon _____________________________ >From another world - www.easttimor.com What can one man* do? Help the hungry at no cost to yourself! at http://www.thehungersite.com/ (* - or woman, child or internet enabled intelligent entity :-)) >I want to use a pic to control 4 solenoids using a quad driver to provide >solenoid ground. The total current for all 4 solenoids in less than 3 amps.