You're worried for nothing. You may overlapping anything you want as long the DRC is set for zero isolation between pads sharing the same route. You gave to the factory the gerbers, they don't care what you have there as long they don't need to work with (like adding teardrops, etc). Vasile On 6/8/07, PicDude wrote: > Hey all, > > Optimizing a really tight circuit and being able to drop even one 0805 would > be a noticeable relief. The board is setup for various configurations > (circuit variations). In one part of the circuit, one configuration requires > a SOT-23 voltage reference (such as LM4040) and another configuration > requires an 0805 resistor. But never both. Actually, pins 2 and 3 of the > SOT-23 (the two pins that are on the same side of the SOT-23 package) are the > same signals that are on both ends of the 0805 resistor, and I can actually > fit the 0805 on the SOT-23 pin 2 and pin 3 pads. Great, I can drop the 0805! > > But how do I handle this when I pass the board to a CM? Will they willingly > accept this placement, or throw it back as non-standard? What if I overlap > these two components on the board layout? Ignoring layout-software > warnings/errors, is this acceptable practice? Final option is to create a > special component that I define are being able to hold an SOT-23 or 0805, but > not sure if this is enough to appease the board houses. > > Cheers, > -Neil. > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist