The reason to slow down the switching is normally due to radiated/conducted= =20 EMI. Here is an application note that discusses this for a synchronous buck=20 converter. /Ruben=20 > Dom, >=20 > But lower is better, only because of the heat generated in the linear=20 > region, correct? So at my given frequency, and other parameters, if=20 > heat/power consumption is already low enough, there's not other reason=20 > to need to go lower, is there? >=20 > Cheers, > -Neil. >=20 >=20 > On 1/7/2016 2:58 PM, Dom S wrote: > > Lower is usually better - if you imagine your MOSFET as a small capacit= or, > > part of the charge/discharge period of the gate through the capacitor > > determines how long your MOSFET is in the linear conduction period for.= If > > you are using a fairly low frequency then you won't have much of an iss= ue. > > With higher switching frequencies you may have to drive your gates hard= er > > and faster to get them out of the linear region. > > > > Dom > > > --=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 >=20 >=20 > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2016.0.7294 / Virus Database: 4489/11345 - Release Date: 01/07/1= 6 >=20 --=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 .