I know I've mentioned them before to you. have you looked at the Prema products all designed to run off 0v9 -> 2v00. Can be cascaded for higher vout or iout. Big drawback is they are SMD (don't sniff to hard or you'll be sneezing one!) www.prema.com Colin -- cdb, colin@btech-online.co.uk on 28/07/2009 Web presence: www.btech-online.co.uk Hosted by: www.1and1.co.uk/?k_id=7988359 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist