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Part Number
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LP3947 |
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Manufacturer
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National Semiconductor |
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Description
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USB/AC Adaptor Single Cell Li-Ion Battery Charger |
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Published
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Apr 4, 2010 |
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Detailed Description
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November 2004 com
LP3947 USB/AC Adaptor, Single Cell Li-Ion Battery Charger IC
LP3947 USB/AC Adaptor, ...
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Datasheet
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LP3947
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Overview
November 2004 com
LP3947 USB/AC Adaptor, Single Cell Li-Ion Battery Charger IC
LP3947 USB/AC Adaptor, Single Cell Li-Ion Battery Charger IC
General Description
The LP3947 is a complete charge management system that safely charges and maintains a Li-Ion battery from either USB power source or AC adaptor.
In USB mode, the LP3947 supports charging in low power or high power mode.
Alternatively, the LP3947 can take charge from AC adaptor.
In both USB and AC adaptor modes, charge current, battery regulation voltage, and End of Charge (EOC) point can be selected via I2C interface.
The LP3947 can also operate on default values that are pre-programmed in the factory.
The battery te...
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