bq24703 Overview
Description
The bq24702/bq24703 is a highly integrated battery charge controller and selector tailored for notebook and sub-notebook PC applications. The bq24702/bq24703 uses dynamic power management (DPM) to minimize battery charge time by maximizing use of available wall-adapter power.
Key Features
- Dynamic Power Management, DPM Minimizes Battery Charge Time
- Integrated Selector Supports Battery Conditioning and Smart Battery Learn Cycle
- Zero Volt Operation
- Selector Feedback Circuit Ensures Break-Before-Make Transition
- ±0.4% Charge Voltage Accuracy, Suitable for Charging Li-Ion Cells
- ±4% Charge Current Accuracy
- 300-kHz Integrated PWM Controller for High-Efficiency Buck Regulation
- Depleted Battery Detection and Indication to Protect Battery From Over Discharge
- 20-μA Sleep Mode Current for Low Battery Drain
- 24-Pin TSSOP Package and 5 mm × 5 mm QFN package (bq24703 only)
