LP3921 - Battery Charger Management/Regulator

Name: LP3921
SKU: LP3921-708068

National Semiconductor

📥 Download Datasheet

LP3921 Datasheet Preview — Preview of LP3921 PDF

Datasheet Details

Part number	LP3921
Manufacturer	National Semiconductor
File Size	1.37 MB
Description	Battery Charger Management/Regulator
Datasheet	LP3921_NationalSemiconductor.pdf

LP3921 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.

📁 LP3921 Similar Datasheet

LP3923 - Cellular Phone Power Management (Texas Instruments)
LP3905 - Power Management (Texas Instruments)
LP3906 - Dual High-Current Step-Down DC/DC and Dual Linear Regulator (Texas Instruments)
LP3907 - Dual 1-A and 600-mA Buck Converters and Dual 300-mA LDO (Texas Instruments)
LP3907-Q1 - Dual 1-A and 600-mA Buck Converters and Dual 300-mA LDO (Texas Instruments)
LP3910 - Power Management (Texas Instruments)
LP3913 - Power Management (Texas Instruments)
LP3918 - Battery Charge Management/Regulator (Texas Instruments)

Other Datasheets by National Semiconductor

LP3927 - Cellular/PCS System Power Management
LP3928 - High Speed Bi-Directional Level Shifter and Ultra Low-Dropout CMOS Voltage Regulator
LP3929 - High Speed Bi-Directional Level Shifter and Ultra Low-Dropout CMOS Voltage Regulator
LP3917 - CDMA Cellular Phone Power Management
LP3919 - CDMA Power Management
LP3931 - Dual RGB LED Driver

Published: Dec 15, 2011 |