BQ24105RHLR Description
The BQ24105RHLR is a highly integrated Li-ion and Li-polymer switch-mode charge management device targeted at a wide range of portable applications. The BQ24105RHLR offers integrated synchronous PWM controller and power FETs, high-accuracy current and voltage regulation, charge preconditioning, charge status, and charge termination, in a small, thermally enhanced VQFN package. The system-controlled version provides additional inputs for full charge management under system control.
BQ24105RHLR Features
Ideal For Highly Efficient Charger Designs For Single-, Two-, or Three-Cell Li-Ion and Li-Polymer
Battery Packs
Integrated Synchronous Fixed-Frequency PWM Controller Operating at 1.1 MHz With 0% to 100% Duty Cycle
Integrated Power FETs for Up To 2-A Charge Rate
High-Accuracy Voltage and Current Regulation
20-V Maximum Voltage Rating on IN and OUT Pins
High-Side Battery Current Sensing
Battery Temperature Monitoring
BQ24105RHLR Applications
Handheld Products
Portable Media Players
Industrial and Medical Equipment
Portable Equipment
