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Posts tagged battery

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71%
+3 −0
Q&A Battery protection circuit

I am using two 18650 cells in series to power a RC car. Is the voltage goes below 6.2 V, the battery should be disconnected to prevent over discharging the battery. At the same time I want to imple...

2 answers  ·  posted 4mo ago by Stefan‭  ·  edited 4mo ago by Stefan‭

71%
+3 −0
Q&A Battery voltage: to boost or to connect in series.

Background. I have a legacy battery system that is comprised of twenty-four 12V Li-ion battery modules (self-protected), enclosed in a shell with the charging connection provided as a common groun...

1 answer  ·  posted 1y ago by DSI‭  ·  last activity 1y ago by Olin Lathrop‭

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Q&A How can I debug, (and eventually fix) this Roomba PCB? [closed]

I've got a broken roomba, I've tried new batteries and a working charger. The charger is supposed to output 20V-24W when the roomba is plugged in. the picture just shows how I'm measuring the pow...

1 answer  ·  posted 2y ago by dustytrash‭  ·  edited 2y ago by dustytrash‭

Question errors battery
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Q&A Design considerations when using a wireless charging battery pack

I want to include a wirelessly charged battery pack into my design. However, I am worried that the wireless charging could damage my main logic board. What considerations, apart from not having loo...

1 answer  ·  posted 2y ago by Kranulis‭  ·  last activity 2y ago by Olin Lathrop‭

Question battery
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Q&A Should I connect signal reference and chassis ground in a battery powered application?

Hello. I have a grounding problem on my acquisition system. I have read many articles, app notes and whatever but still could not find a convincing solution for the topic. The acquisition system is...

1 answer  ·  posted 2y ago by stinf‭  ·  edited 2y ago by stinf‭