122 page Agilent pdf giving footprints for about every smt semiconductor component you can imagine. Disappointingly limited on dimensions, but usefully provides basic dimensional data in one document http://eesof.tm.agilent.com/docs/adsdoc2003A/pdf/layout.pdf If anyone knows any good smt package dimension documents online please advise. RM -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist