Powershell
Posts: 44
Joined: Fri Apr 08, 2016 10:24 am

Powerbank (UPS)

Thu Apr 13, 2017 5:17 pm

Hi everyone!

It has been asked long time ago, I'd like to revive the topic:

What powerbank would you recommend as a UPS for Pi? So that as soon as main power is down, it will keep the Pi from shutting off. Reputable manufacturers please :)

alphanumeric
Posts: 2566
Joined: Tue Jan 19, 2016 2:17 pm
Location: Sydney, Nova Scotia, Canada

Re: Powerbank (UPS)

Wed Apr 19, 2017 12:54 pm

I'm currently using a Powerboost C, https://www.adafruit.com/product/2465 with a Lithium Ion Battery Pack https://www.adafruit.com/product/353 It works just like an UPS. Unplug the power pack and the PI just keeps running on the battery with no interruption in power. Plug the power pack back in and the battery recharges. Mine is a portable setup with an A+ and Sense Hat. The Powerboost can power the Pi and recharge the battery at the same time. You'll need to make a case for it. I used a large enclosure with a clear cover for mine.

klricks
Posts: 7172
Joined: Sat Jan 12, 2013 3:01 am
Location: Grants Pass, OR, USA
Contact: Website

Re: Powerbank (UPS)

Wed Apr 19, 2017 1:02 pm

alphanumeric wrote:I'm currently using a Powerboost C, https://www.adafruit.com/product/2465 with a Lithium Ion Battery Pack https://www.adafruit.com/product/353 It works just like an UPS. Unplug the power pack and the PI just keeps running on the battery with no interruption in power. Plug the power pack back in and the battery recharges. Mine is a portable setup with an A+ and Sense Hat. The Powerboost can power the Pi and recharge the battery at the same time. You'll need to make a case for it. I used a large enclosure with a clear cover for mine.
Note that the Powerboost 1000 may not have the capacity to run a RPi 2B or 3B.
Unless specified otherwise my response is based on the latest and fully updated RPiOS Buster w/ Desktop OS.

alphanumeric
Posts: 2566
Joined: Tue Jan 19, 2016 2:17 pm
Location: Sydney, Nova Scotia, Canada

Re: Powerbank (UPS)

Wed Apr 19, 2017 1:16 pm

3B Typical bare-board active current consumption is ~400 ma. The Powerboost can supply up to 1000 ma. You could run into issues if you have a lot of power hungry peripherals connected, but I think for most people it should be fine. As always YMMV.
Mine is powering an A+, RTC and a Sense Hat. I have a scrolling message on the LED matrix and no issues so far. I haven't measured what the current draw is though.

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