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BQ24108

Texas Instruments
Part Number BQ24108
Manufacturer Texas Instruments
Description Li-Ion/Li-Polymer Charger
Published May 28, 2023
Detailed Description Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq24100, bq24103, bq24103A, bq...
Datasheet PDF File BQ24108 PDF File

BQ24108
BQ24108

Overview
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq24100, bq24103, bq24103A, bq24104, bq24105 bq24108, bq24109, bq24113, bq24113A, bq24115 SLUS606P – JUNE 2004 – REVISED NOVEMBER 2015 bq241xx Synchronous Switched-Mode, Li-Ion and Li-Polymer Charge-Management IC With Integrated Power FETs (bqSWITCHER™) 1 Features •1 Ideal For Highly Efficient Charger Designs For Single-, Two-, or Three-Cell Li-Ion and Li-Polymer Battery Packs • bq24105 Also for LiFePO4 Battery (see Using bq24105 to Charge the LiFePO4 Battery) • 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 • Available in Both Stand-Alone (Built-In Charge Management and Control) and System-Controlled (Under System Command) Versions • Status Outputs for LED or Host Processor Interface Indicates Charge-In-Progress, Charge Completion, Fault, and AC-Adapter Present Conditions • 20-V Maximum Voltage Rating on IN and OUT Pins • High-Side Battery Current Sensing • Battery Temperature Monitoring • Automatic Sleep Mode for Low Power Consumption • System-Controlled Version Can Be Used in NiMH and NiCd Applications • Reverse Leakage Protection Prevents Battery Drainage • Thermal Shutdown and Protection • Built-In Battery Detection • Available in 20-Pin, 3.
50 mm × 4.
50 mm VQFN Package 2 Applications • Handheld Products • Portable Media Players • Industrial and Medical Equipment • Portable Equipment 3 Description The bqSWITCHER™ series are highly integrated Liion and Li-polymer switch-mode charge management devices targeted at a wide range of portable applications.
The bqSWITCHER™ series 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 ...


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