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AUR9801D
LI-ION/LI POLYMER BATTERY CHARGER
Description
Pin Assignments
The AUR9801D is a highly-integrated battery charger for single-cell Li-ion or Li-polymer batteries capable of operating with an input voltage reached 2.5V. It is a complete charger device designed to work with an USB port or 5V output AC adapter.
(Top View) Pin 1 Mark
The AUR9801D operates with CC (constant current) mode and CV (constant voltage) mode profiles. A low-current preconditioning charge mode is also provided as a trickle charging operation. The charge current is programmable up to 1A with an external resistor or a logic input. The charge voltage is 0.6% accurate over the full application range.