LTC4012-2
Features
High Efficiency, Multi-Chemistry Battery Charger with Power Path Control
Description n General Purpose Battery Charger Controller n Efficient 550k Hz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit:
3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode Power Path™ Control n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage Range: 2V to 28V n Indicator Outputs for AC Adapter Present, Charging,
C/10 Current Detection and Input Current Limiting n Analog Charge Current Monitor n Micropower Shutdown n 20-Pin 4mm × 4mm × 0.75mm QFN Package
Applications n Notebook puters n Portable Instruments n Battery Backup Systems
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and Power Path and Thin SOT are trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. Protected...
