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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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li-ion battery charging
i have recently purchased some li-ion batteries and connected them in
parallel and series to get a rating of approx22V and 4400mAH . i am not understanding how to charge them ,,i have a dc adapter of rating 24v and 1.25A ,can charging from this adapter be a solution to this problem if yes then for how much time should i charge the battery pack ..? please reply cos this is really urgent . any kind of information is welcomed. thanx! |
#2
Posted to sci.electronics.repair
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li-ion battery charging
wrote in message oups.com... i have recently purchased some li-ion batteries and connected them in parallel and series to get a rating of approx22V and 4400mAH . i am not understanding how to charge them ,,i have a dc adapter of rating 24v and 1.25A ,can charging from this adapter be a solution to this problem Absolutely not, it *will* almost certainly destroy the cells, and they may well explode. Do a Google search- there's plenty of info on how to acheive what you want. IIRC, basically Li-Ion cells must be charged with both current and voltage control. It's not too technical in theory, but you can't just bung a constant current through them and expect them to last. Dave |
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