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David Corsi
Member

Join Date: May 2013
Posts: 5

Li-Ion Overcharge Protection Circuit. What is DA?

06/07/2013 3:23 PM

I have a Lion overcharge protection circuit that I need to work on. I have decifered everything but the DA on the board, does anyone know what this stands for? Its a 14.4 V battery pack.
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lyn
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Join Date: Oct 2008
Posts: 42355
Good Answers: 1693
#1

Re: Lion Overcharge Protection Circuit. What is DA

06/07/2013 7:04 PM

Is this printed on the board, next to a component?

Picture?

More context.
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Tornado
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Technical Fields - Technical Writing - New Member Engineering Fields - Piping Design Engineering - New Member

Join Date: May 2009
Location: Richland, WA, USA
Posts: 21017
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#2

Re: Lion Overcharge Protection Circuit. What is DA

06/07/2013 9:30 PM

It's short for "If you try to reverse engineer our board, the District Attorney will visit you."

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bigg
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Join Date: Jun 2010
Posts: 1296
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#3
In reply to #2

Re: Lion Overcharge Protection Circuit. What is DA

06/07/2013 10:28 PM

I thought it was the Dumb Ass test point.
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Anonymous Poster #1
#4

Re: Lion Overcharge Protection Circuit. What is DA

06/08/2013 6:57 AM

It could have, if you had designed it.
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Captain Quirk
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Join Date: Apr 2013
Location: Vancouver, Canada
Posts: 40
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#5

Re: Lion Overcharge Protection Circuit. What is DA

06/08/2013 9:31 AM

It stands for the 4th and 1st letters of the english alphabet, albeit in capital form.
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Anonymous Poster #2
#6

Re: Lion Overcharge Protection Circuit. What is DA

06/10/2013 3:39 AM

http://www.acronymfinder.com/DA.html
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Mike Proctor
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United States - Member - New Member Hobbies - HAM Radio - AC9JZ extra

Join Date: May 2013
Posts: 156
Good Answers: 9
#7

Re: Lion Overcharge Protection Circuit. What is DA

06/10/2013 10:51 AM

Without more information, it is hard to tell. Is this an IC chip? My guess may be a Digital/Analog converter. More data please. Any numbers on the part?

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David Corsi
Member

Join Date: May 2013
Posts: 5
#8
In reply to #7

Re: Lion Overcharge Protection Circuit. What is DA

06/10/2013 2:19 PM

The blue wire goes to the DA connection. The green wire goes to the CK connection.

The black wire goes to P-. The white wire goes to TH. The red wire goes to P+.

The blue, green, black, white, and red plug into the machine and a 14.4V Lion battery pack is wired to the PCB.

What is DA and what is CK. I believe TH is NTC but I am not possitive.
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sivaa
Commentator

Join Date: Aug 2008
Posts: 82
#9
In reply to #8

Re: Lion Overcharge Protection Circuit. What is DA

06/16/2013 2:57 PM

May that be about machine than battery !
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Users who posted comments:

Anonymous Poster (2); bigg (1); Captain Quirk (1); David Corsi (1); lyn (1); Mike Proctor (1); sivaa (1); Tornado (1)

Previous in Forum: TNS-Earthing System   Next in Forum: Phase Fault Problem in ACS800 Drive

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