On Tue, Jul 28, 2009 at 3:57 PM, Alan B. Pearce wrote: >>> I am looking for step-up switcher with following characteristics: >> >>Did you find a good solution to that requirement. >>It closely matches one that I now have. > > Also check out the Linear Technology site. > > http://www.linear.com/index.jsp > > Problem is most of this stuff is in itty bitty packages for cell phone or > MP3 player use ... > Linear Tech is hard to beat in terms of power related product in terms of technology. But Russell is probably looking for low cost product, like those from On-Semi (with respectable low cost product) or some other no-name suppliers (at least I do not know them and will not use them anyway) ... -- Xiaofan http://mcuee.blogspot.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist