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LP3941A Datasheet - National Semiconductor

LP3941A_NationalSemiconductor.pdf

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Datasheet Details

Part number:

LP3941A

Manufacturer:

National Semiconductor

File Size:

826.46 KB

Description:

Cellular phone power management.

LP3941A, Cellular Phone Power Management

LP3941A is a complete power management IC designed for a cellular phone.

It contains 11 low noise low dropout regulators, a linear charger for Li-Ion battery, a backup battery charger, real time clock supply regulator, three open drain drivers, two comparators and high speed I2C compatible serial in

LP3941A Features

* n n n n 11 low dropout, low noise LDOs. Dedicated low current LDO for real time clock supply. Back-up battery charger A constant current / constant voltage battery charger controller with charge status indication via I2C compatible interface. Typical Application 20094501 © 2004 National Semicondu

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