Datasheet4U Logo Datasheet4U.com

LP3921 Datasheet - National Semiconductor

LP3921 Battery Charger Management/Regulator

The LP3921 is a fully integrated charger and multi-regulator unit with a fully differential Boomer audio power amplifier designed for CDMA cellular phones. The LP3921 has a highspeed serial interface which allows for the integration and control of a Li-Ion battery charger, 7 low-noise low-dropout (L.

LP3921 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

LP3921_NationalSemiconductor.pdf

Preview of LP3921 PDF
LP3921 Datasheet Preview Page 2 LP3921 Datasheet Preview Page 3

Datasheet Details

Part number:

LP3921

Manufacturer:

National Semiconductor

File Size:

1.37 MB

Description:

Battery charger management/regulator.

📁 Related Datasheet

LP3921 Battery Charger Management/Regulator (Texas Instruments)

LP3923 Cellular Phone Power Management (Texas Instruments)

LP3923 Cellular Phone Power Management (National Semiconductor)

LP3927 Cellular/PCS System Power Management (National Semiconductor)

LP3928 High Speed Bi-Directional Level Shifter and Ultra Low-Dropout CMOS Voltage Regulator (National Semiconductor)

LP3929 High Speed Bi-Directional Level Shifter and Ultra Low-Dropout CMOS Voltage Regulator (National Semiconductor)

LP3905 Power Management (Texas Instruments)

LP3905 Power Management Unit For Low Power Handheld Applications (National Semiconductor)

TAGS

LP3921 LP3921 Battery Charger Management Regulator National Semiconductor

LP3921 Distributor