[PLUG-TALK] RPI4B and power bank requirements
Rich Shepard
rshepard at appl-ecosys.com
Sat Aug 8 12:52:56 UTC 2020
On Fri, 7 Aug 2020, Tomas Kuchta wrote:
> I would make sure that your power supply (battery bank) is capable of
> supplying the recommended current 3A or close to it.
Tomas,
That's the RPI recommdndation (5V and 3A) and why I want to learn how to
translate a power bank rated in 5.5V and mAh to the amperage it provides.
> As about mAh - beside being able to drive the required current - the choice
> of battery capacity (mAh) depends on how long would you like the battery to
> last.
That's less a concern than the providing the maximum current draw from the
RPI and touchscreen.
Thanks,
Rich
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