STC4054 - Standalone Linear Li-Ion Battery Charger

STMicroelectronics

General Description

The STC4054 is a constant current/constant voltage charger for single cell Li-Ion batteries.

Part number STC4054GR September 2006 Package TSOT23-5L Rev.

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STC4054 standalone linear li-ion battery charger by STMicroelectronics - Datasheet Preview

Datasheet Details

Part number	STC4054
Manufacturer	STMicroelectronics
File Size	337.43 KB
Description	Standalone Linear Li-Ion Battery Charger
Datasheet	STC4054 Datasheet

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www.DataSheet4U.com STC4054 800mA Standalone linear Li-Ion Battery charger with thermal regulation Feature summary ■ ■ ■ Programmable charge current up to 800mA No external MOSFET, sense resistors or blocking diode required Constant current / constant voltage operation with thermal regulation to maximize charge rate without risk of overheating Charges single cell li-ion batteries directly from USB port Preset 4.2V charge voltage with 1% accuracy Automatic recharge Single charge status output pin Charge current monitor output for gas gauging C/10 Charge termination 25µA supply current in shutdown mode Low battery voltage detect for precharge setting Soft-start limits inrush current TSOT23-5L package required and its ThinSOT package make it ideally suited for portable applications.