Integrated battery charging ICs from Texas Instruments intended for use with Lithium-Ion & Lithium-Polymer cells. These devices provide a complete charging and monitoring solution and include internal power devices capable of supplying charging currents of up to several amps.
Feature
- 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 the AC Adapter or the USB Port
to Simultaneously Power the System and Charge
the Battery - Power Supplement Mode Allows Battery to Supplement
the 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 Options: 4.1 V, 4.2 V, or 4.36 V
- APPLICATIONS
- Smart Phones and PDAs
- MP3 Players
- Digital Cameras Handheld Devices
- Internet Appliances
