bq24721C
Description
The bq24721 is a high efficiency synchronous battery pack charger with high level of integration for portable applications.
Key Features
- 2 High Efficiency NMOS-NMOS Synchronous Buck Converter With User-Selectable 300 kHz or 500 kHz frequency
- bq24721C Offers Softer Turn-On, Stronger Turn-Off
- SBS-Like(1) SMBus Interface for Control and Status munications With Host
- Programmable Battery Voltage, Charge Current, and AC Adapter Current via SBS-Like SMBus Interface
- 0.4% Charge Voltage Regulation Accuracy
- 3% Charge Current Regulation Accuracy
- 3% Adapter Current Regulation Accuracy Dynamic Power Management (DPM)
- 2% Accuracy Integrated Charge and AC Adapter 20× Current Amplifier Output
- Battery Pack Voltage Operating Range 0 V-19.2 V
- AC Adapter Operating Range 8 V-28 V
Applications
- Portable DVD Players
