On Fri, Nov 13, 2009 at 7:06 PM, Jinx wrote: > > but I'd like to hear of any other proven options to investigate. He's more > interested in 15A-20A, as there's up to 240W @ 12V to convert which > is close to 10A on the output side > A proven option would be a PIC-controlled SMPS. The PIC16F616 has an enhanced PWM module which would work nicely for a buck-boost. It has hardware-triggered PWM output shutdown and restart as well. It's a pretty inexpensive part. -- Martin K. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist