> LTM4607 > Looks interesting, but for hand assembly, how would one mount/solder > this beast? I'm guessing it would be in an oven. If the pads/vias are well-position it should go OK, although I've no experience with LGAs. Ideally it would be possible to directly parallel the internal FETs, in the same way you can add bypass semis to other SMPS ICs. As the internal gate drives aren't available perhaps some other way is workable -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist