BQ24204DGNRG4

Battery Chargers Overview

The BQ24204DGNRG4 is a single-cell lithium-ion/polymer battery charger integrated circuit manufactured by Texas Instruments. It operates within an input voltage range of 2.8 V to 13.5 V and provides a regulated output voltage of 4.2 V with a charge current capability of 500 mA. The device is housed in an 8-pin MSOP package with a PowerPAD thermal pad, designed for surface-mount applications. It supports operation across a temperature range of -40°C to +85°C and includes features such as undervoltage lockout.

Battery Chargers Feature Summary

• Integrated linear charging architecture for single-cell lithium-ion or lithium-polymer batteries
• Includes thermal regulation and input current limit control for safe charging operations
• Features status indicators for charge completion and fault conditions

Battery Chargers Applications

• Portable consumer electronics requiring single-cell battery management
• Handheld devices utilizing lithium-ion or lithium-polymer power sources
• Compact embedded systems with limited board space for power management

Battery Chargers Procurement Notes

Verify the specific suffix 'RG4' against the manufacturer's official documentation to confirm lead-free compliance and RoHS status. Ensure the ordering part number matches the exact package variant required for your PCB footprint. Cross-reference the datasheet revision date to ensure compatibility with your design specifications.

Battery Chargers Selection Notes

Select this component when designing circuits for single-cell Li-Ion or Li-Po batteries requiring a compact solution. It is suitable for applications needing a fixed 4.2 V output and up to 500 mA charge current. Consider the MSOP-8 package constraints and thermal requirements associated with the PowerPAD design during layout.

Battery Chargers Part Context

This part belongs to the BQ2420x series of battery chargers from Texas Instruments. It is functionally similar to the BQ24205 but may differ in specific pin configurations or feature sets. The 'RG4' suffix typically denotes a tape-and-reel packaging format with specific environmental compliance attributes defined by the manufacturer.

Battery Chargers Replacement Considerations

Publicly confirmed direct substitutes are not available in the provided data. The BQ24205DGN is a related device in the same family; however, verification of pin-to-pin compatibility and functional equivalence via official datasheets is required before substitution.