bq24030-Q1

bq24030-Q1 bq24031-Q1 www.ti.com.................................................................................................................................................... SLUS793B – APRIL 2008 – REVISED OCTOBER 2009 SINGLE-CHIP CHARGE AND SYSTEM POWER-PATH MANAGEMENT IC Check for Samples: bq24030-Q1 bq24031-Q1 FEATURES 1 2 Qualified for Automotive Applications Small 3.5-mm × 4.5-mm QFN Package Designed for Single-Cell Li-Ion or Li-Polymer-Based Portable Applications Integrated Dynamic Power-Path Management (DPPM) Feature Allowing AC Adapter or USB Port to Simultaneously Power the System and Charge the Battery Power Supplement Mode Allows Battery to Supplement USB or AC Input Current Autonomous Power Source Selection (AC Adapter or USB) Integrated USB Charge Control With Selectable 100-mA and 500-mA Maximum Input Current Regulation Limits Dynamic Total Current Management for USB Supports up to 2-A Total Current 3.3-V Integrated LDO Output Thermal Regulation for Charge Control Charge Status Outputs for LED or System Interface Indicates Charge and Fault Conditions Reverse Current, Short-Circuit, and Thermal Protection Power Good (AC Adapter and USB Port Present) Status Outputs Charge Voltage: 4.1 V or 4.2 V APPLICATIONS Smart Phones and PDAs MP3 Players Digital Cameras Handheld Devices Internet Appliances DESCRIPTION The bqTINY™ III series of devices are highly integrated Li-ion linear chargers and system power-path management d...