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2010-04-05
, 13:44
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Posts: 1,090 |
Thanked: 476 times |
Joined on Jan 2010
@ Ingolstadt, Germany
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#2
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* Lithium-ion batteries should never be depleted below their minimum voltage (2.4 to 2.8 V/cell, depending on chemistry). If a lithium-ion battery is stored with too low a charge, there is a risk that the charge will drop below the low-voltage threshold, resulting in an unrecoverable dead battery.[77] Usually this does not instantly damage the battery itself but a charger or device which uses that battery will refuse to charge a dead battery. The battery appears to be dead or not existent because the protection circuit disables further discharging and there is zero voltage on the battery terminals.[77]
* Lithium-ion batteries should be kept cool. They may be stored in a refrigerator.[77]
* Lithium-ion batteries degrade much faster if stored in high-temperature areas.[77]
Es ist empfehlenswert, Li-Ionen-Akkus „flach“ zu zyklen, wodurch sich deren Lebensdauer verlängert. Das Entladen unter 51 % sollte vermieden werden, da es bei „tiefen Zyklen“ zu größeren Kapazitätsverlusten aufgrund irreversibler Reaktionen in den Elektroden kommen kann. Der Akku altert schneller, je höher seine Zellenspannung ist, daher ist es zu vermeiden, einen Li-Ion-Akku ständig 100 % geladen zu halten.
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2010-04-05
, 13:57
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Posts: 259 |
Thanked: 55 times |
Joined on Apr 2010
@ Vilnius, Lithuania
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#3
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2010-04-05
, 14:00
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Posts: 1,090 |
Thanked: 476 times |
Joined on Jan 2010
@ Ingolstadt, Germany
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#4
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Ok, ill keep the question short then.
WILL THIS SHORTEN MY BATTERY LIFE?
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2010-04-05
, 14:10
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Posts: 259 |
Thanked: 55 times |
Joined on Apr 2010
@ Vilnius, Lithuania
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#5
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i will keep the answer short:
NO.
(the charger is doing his job correctly ^^
but you can extend it, by disconnecting it when it's fully charged and recharge it when it's shortly over 51% percent
as i said... keeping it between 60% and 80% would be perfect for the lifetime of your battery)
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2010-04-05
, 19:05
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Posts: 1,258 |
Thanked: 672 times |
Joined on Mar 2009
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#6
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Just bought the N900 two days ago.
I had an idea, since the battery life is nothing special on this device, maybe I can leave it on charge all the time I am at home. But when i did that I noticed that after full charge the phone waited for battery to drop below 95% and started charging again, so my theory is that it only can work from battery power and can not keep battery at 100% while using micro usb a power source. Am I correct? So every time it's 95%, starts to charge is begins a new cycle, as I know battery capacity drops after each cycle, so will I ruin my brand new N900 battery life when keeping on charge?
Thanks for you replies.