LP3921 - Battery Charger Management/Regulator

Product Overview

National Semiconductor

Datasheet Details

Part number	LP3921
Manufacturer	National Semiconductor
File Size	1.37 MB
Description	Battery Charger Management/Regulator
Datasheet	LP3921 Datasheet
Additional preview pages of the LP3921 datasheet.

Product details

Description

The LP3921 is a fully integrated charger and multi-regulator unit with a fully differential Boomer audio power amplifier designed for CDMA cellular phones.

Features

Charger.
DC adapter or USB input.
Thermally regulated Charge Current.
Under Voltage Lockout.
50 to 950 mA Programmable Charge Current 3.0V to 5.5V Input Voltage Range Thermal shutdown I2C-compatible Interface for controlling Charger, LDO outputs and enabling Audio output LDO's 7 Low-Noise LDO’s.
2 x 300 mA.
3 x 150 mA.
2 x 80 mA 2% (typ. ) Output Voltage Accuracy on LDO's Audio.
Fully Differential Amplification.

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Published: Dec 15, 2011 |