Thanks John... Appreciate your response. I am considering a similar TI part to the LTC as an alternative solution.Meanwhile, I just wanted to see if anyone had experienced any issue using the PMIC in that mode.
On Monday, November 23, 2015 at 12:17:10 PM UTC-8, john3909 wrote: > > Why not use something like this before the TPS65217C: > > http://www.linear.com/product/LTC4415 > > Regards, > John > > > > > On Nov 23, 2015, at 11:19 AM, PSB <[email protected] <javascript:>> > wrote: > > Hi, > > We are designing with the AM3352 and TPS65217C PMIC closely matching the > BBB. We have two power inputs (Primary and backup) coming from different > PS. We intend on connecting the primary to the AC input of the TPS65217 and > connect the backup to the USB input. We do not have a battery in our system > and need to the TPS to auto switch between the AC/USB sources when the AC > input is lost. > > TPS datasheet section 9.3.9.1 says that it is not recommended using this > mode if the battery is absent. I checked with TI who said that this mode, > while not recommended, has been widely used and is also on the BBB. TI > suggested posting my question on the BBB forum to see if anyone has had any > issues or Lockout conditions when using the BBB or their custom design in > this mode. I will appreciate if anyone can share their experience in > applications similar to mine? > > Thanks in advance. > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > For more options, visit https://groups.google.com/d/optout. > > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
