BQ24190RGER

Battery Chargers Overview

The BQ24190RGER is an I2C-controlled single-cell lithium-ion and lithium polymer battery charger from Texas Instruments. It supports input voltages from 3.9 V to 17 V and delivers a programmable charge current up to 4.5 A. The device features adjustable output voltage and operates within a temperature range of -40°C to +85°C. Packaged in a 24-pin VQFN (RGE) format, it integrates thermal regulation and system power path management for efficient charging applications.

Battery Chargers Feature Summary

• I2C interface for precise configuration and monitoring
• Integrated system power path management
• Thermal regulation to limit die temperature
• Supports USB and adapter power sources

Battery Chargers Applications

• Portable computing devices
• Tablets and handheld electronics
• Medical equipment
• Industrial control systems

Battery Chargers Procurement Notes

Verify the specific suffix RGE confirms the VQFN-24 package and tape-and-reel quantity. Confirm RoHS compliance status with the manufacturer. Ensure the design accounts for the specified operating temperature range. Validate pinout compatibility during PCB layout. Check for any recent product lifecycle notices.

Battery Chargers Selection Notes

Select this component for applications requiring high-current charging up to 4.5 A with digital control. It is suitable for designs needing flexible input voltage ranges from standard USB to higher-voltage adapters. Consider the VQFN-24 package size for space-constrained layouts. Evaluate thermal performance requirements relative to the integrated regulation features.

Battery Chargers Part Context

This part belongs to the BQ24190 series of single-cell chargers. It is designed for portable electronics requiring efficient power management. The series emphasizes compact integration and programmability via I2C. It serves as a core component for managing energy flow between power sources and batteries.

Battery Chargers Replacement Considerations

Check for direct substitutes within the BQ2419x family. Verify pin-to-pin compatibility if replacing with similar TI models. Ensure electrical parameters match the original design requirements.