First post by: www.itbattery.com
In constant current cycle, the Apple PowerBook G4 15inch Battery voltage sophisticated surveillance so as to avoid over-charging. As previously described, more than battery voltage termination will gradually shorten battery life, and its effects are cumulative in nature. As the battery ESR ends of the pressure drop in the CC charging, the battery terminal voltage show the Apple A1012 Battery voltage is not the exact instructions. Through the termination voltage to terminate the CC cycle, ESR on the pressure drop provides a guarantee that cushion, making the Apple M8511 Battery will not be too high voltage.
CC in the cycle, the battery was charged to its capacity of about 80-85%. CC after the completion of the cycle, a constant voltage cycle started. In this cycle, the Apple M8244 Battery I Charge = (VBatt - Vcell) / ESR under the charge. With the rechargeable battery, Vcell increased to reduce the charge current. The charge current decline as the result of the error caused by the ESR gradually decreased, and the terminals on the battery voltage show that the more accurately the actual Apple A1079 Battery voltage.
Tuesday, February 17, 2009
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