BQ24610RGET Stand Alone Synchronous Switch Mode Li - Ion or Li - Polymer Battery Charger

BQ24610RGET Stand Alone Synchronous Switch Mode Li - Ion or Li - Polymer Battery Charger

Stand-Alone Synchronous Switch-Mode Li-Ion or Li-Polymer Battery Charger with System Power Selector and Low Iq

FEATURES

• 600 kHz NMOS-NMOS Synchronous Buck

• Energy Star Low Quiescent Current Iq Converter

– < 15 µA Off-State Battery Discharge current

• Stand-alone Charger Support for Li-Ion or

– < 1.5 mA Off-State Input Quiescent Current Li-Polymer

• 5V–28V VCC Input Operating Range and APPLICATIONS

Support 1-6 Battery Cells (bq24610)

• Netbook, Mobile Internet Device and

• 5V–24V VCC Input Operating Range and Ultra-Mobile

PC Support 1-5 Battery Cells (bq24617)

• Personal Digital Assistants

• Up to 10A Charge Current and Adapter Current

• Handheld Terminals • Industrial and Medical Equipment

• High-Accuracy Voltage and Current Regulation

• Portable Equipment

– ±0.5% Charge Voltage Accuracy

– ±3% Charge Current Accuracy DESCRIPTION

– ±3% Adapter Current Accuracy

DESCRIPTION

The bq24610/7 is highly integrated Li-ion or Li-polymer switch-mode battery charge controller. It offers a constant-frequency synchronous switching PWM controller with high accuracy charge currentand voltage regulation, charge preconditioning, termination, adapter current regulation and charge status monitoring.