Because the IC can't provide the required current without a heat sink? Or because the BBB is going into thermal protection? A little insight into why you would expect that would be appreciated." On Mar 5, 2014 1:43 PM, "Gerald Coley" <[email protected]> wrote:
> OK. Then what you are describing as your issue, i would expect to happen. > > Gerald > > > > On Wed, Mar 5, 2014 at 12:37 PM, Dorian Levy <[email protected]>wrote: > >> No heatsink 5V >> On Mar 5, 2014 11:13 AM, "Gerald Coley" <[email protected]> wrote: >> >>> Are you using a heatsink? Voltage? >>> >>> Gerald >>> >>> >>> >>> On Wed, Mar 5, 2014 at 10:07 AM, Dorian Levy <[email protected]>wrote: >>> >>>> Addicore 5V 1.5A Positive Voltage Regulator L7805CV >>>> >>>> >>>> On Wed, Mar 5, 2014 at 10:52 AM, Gerald Coley >>>> <[email protected]>wrote: >>>> >>>>> That particular regulator can have different pinouts. I have been >>>>> bitten before. So double check that based on the supplier. >>>>> >>>>> What voltage are you seeing on the output? I believe the best you can >>>>> get out of that regulator without a big heatsink is maybe 500mA which is >>>>> borderline for the BBB. You are dropping 6.7V across the regulator. >>>>> >>>>> Gerald >>>>> >>>>> >>>>> >>>>> On Wed, Mar 5, 2014 at 8:57 AM, Dorian Levy <[email protected]>wrote: >>>>> >>>>>> On Mar 4, 2014 7:42 PM, "Gerald Coley" <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Can you share a schematic with me? I can't visualize what you are >>>>>>> doing. >>>>>>> >>>>>>> Gerald >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Tue, Mar 4, 2014 at 5:05 PM, Dorian Levy >>>>>>> <[email protected]>wrote: >>>>>>> >>>>>>>> I am building a robot that uses an 11.7V battery. I tried >>>>>>>> attaching a 5V regulator to the T5(+)/T8(-) (pins with the T6(SENSE) >>>>>>>> bridged to T5 and a 10K resistor between T8(TS) and ground. The board >>>>>>>> only >>>>>>>> stays on for about thirty seconds then shuts down. Is it because of >>>>>>>> the TS? >>>>>>>> What type of thermistor does it use? Or should I try to use the barrel >>>>>>>> jack >>>>>>>> since it's not directly connected to a battery? >>>>>>>> >>>>>>>> -- >>>>>>>> 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/groups/opt_out. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> For more options, visit http://beagleboard.org/discuss >>>>>>> --- >>>>>>> You received this message because you are subscribed to a topic in >>>>>>> the Google Groups "BeagleBoard" group. >>>>>>> To unsubscribe from this topic, visit >>>>>>> https://groups.google.com/d/topic/beagleboard/-Zb4VUlh5Mg/unsubscribe >>>>>>> . >>>>>>> To unsubscribe from this group and all its topics, send an email to >>>>>>> [email protected]. >>>>>>> >>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>> >>>>>> -- >>>>>> 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/groups/opt_out. >>>>>> >>>>> >>>>> -- >>>>> For more options, visit http://beagleboard.org/discuss >>>>> --- >>>>> You received this message because you are subscribed to a topic in the >>>>> Google Groups "BeagleBoard" group. >>>>> To unsubscribe from this topic, visit >>>>> https://groups.google.com/d/topic/beagleboard/-Zb4VUlh5Mg/unsubscribe. >>>>> To unsubscribe from this group and all its topics, send an email to >>>>> [email protected]. >>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>> >>>> >>>> -- >>>> 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/groups/opt_out. >>>> >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/-Zb4VUlh5Mg/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected]. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> -- >> 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/groups/opt_out. >> > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to a topic in the > Google Groups "BeagleBoard" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/beagleboard/-Zb4VUlh5Mg/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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