On Thu, Mar 16, 2017 at 6:43 PM, IVP wrote: > uses a CSD18534 NexFET in an MC34063 step-up for 6V battery to > 16V conversion > > "Note that the Mosfet is a low gate threshold type that has a low > on-resistance even with a gate voltage of 3V. This is necessary so > the circuit can work down to low supply levels (ie around 4V)" > > http://www.ti.com/lit/ds/symlink/csd18534q5a.pdf > > SC use the TO220 package and it's also available in 8-pin 5x6mm > Q5A SMT That's a neat one. I don't think I can use it on this project though. The TO220 is too large, and I'm not sure I can solder the leadless package. I do like that it's so oversized for my measly load that it should perform quite well. I'll keep it in mind for the future! Josh --=20 A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .