Manufacturer Part Number
BQ24190RGER
Manufacturer
Texas Instruments
Introduction
The BQ24190RGER is a highly-integrated switch-mode battery charge management and system power path management device for single cell Li-Ion and Li-Polymer batteries.
Product Features and Performance
Integrated power FETs for up to 4.5A charge rate
High-efficiency switch-mode operation
Thermal regulation for optimized charge cycle time
Charge status and fault indication
I2C interface for control and monitoring
Power path management for seamless transition between battery and external power
Product Advantages
Highly efficient charging and power management capabilities
Advanced safety features with fault protection
Compact design suitable for portable applications
Programmable operating parameters adaptable to specific needs
Key Technical Parameters
Battery Chemistry: Lithium Ion/Polymer
Number of Cells: 1
Current - Charging: Programmable
Charge Current - Max: 4.5A
Battery Pack Voltage: 4.2V
Voltage - Supply (Max): 17V
Interface: I2C
Operating Temperature: -40°C to 85°C
Mounting Type: Surface Mount
Package / Case: 24-VFQFN Exposed Pad
Supplier Device Package: 24-VQFN (4x4)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Over Voltage Protection
Compatibility
Supports single-cell Lithium Ion or Lithium Polymer batteries
I2C interface compatible with most microcontrollers
Application Areas
Portable Electronics
Power Banks
Battery-Powered Devices
Consumer Electronics
Product Lifecycle
Product Status: Active
Not reported as nearing discontinuation
Availability of replacements or upgrades should be checked with the manufacturer
Key Reasons to Choose This Product
High charge current capability catering to fast-charging needs
Integration of multiple functions into one chip saving space and cost
Reliable and consistent performance ensured by safety features
Ease of design with adaptable charging parameters
Support by Texas Instruments’ comprehensive technical resources and customer service
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