Quote:
Originally Posted by skellyo
That graph looks pretty unpleasant to me. At 10C, they're already under 3V/cell and at 20C, they're under 2.7V/cell. This would lead me to believe that either you have some bad cells or A123 was smoking crack with their 30C rating. Sure, they may be able to be discharged at 30C, but the voltage drop is horrendous.
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From alot of my tests, I see ~2.65V @ 50A on a half discharged pack.
They do have a greater V drop than lipos, but they tolerate it better and don't get hot like overstressed lipos, so its not quite apples to apples. A123s are really a whole 'nother beast.