BQ296226DSGR

Battery Management Overview

The BQ296226DSGR is a lithium-ion battery protection IC designed for single-cell applications. It integrates high-side N-channel MOSFET switches for both charge and discharge paths, eliminating the need for external pass elements. The device monitors cell voltage and current to provide over-voltage, under-voltage, over-current, and short-circuit protection. It features programmable thresholds via external resistors and includes a built-in temperature sensor for thermal management. The component operates within a supply voltage range of 2.0V to 5.5V and supports continuous currents up to 4A depending on thermal conditions.

Battery Management Feature Summary

• Integrated dual high-side N-channel MOSFETs for compact charge and discharge control
• Programmable protection thresholds for voltage and current limits
• Built-in thermal regulation with automatic current limiting based on temperature
• Low quiescent current design for extended battery life in standby modes

Battery Management Applications

• Portable consumer electronics such as smartphones and tablets
• Power tools requiring single-cell lithium-ion battery packs
• Medical devices with strict safety and size constraints
• Wearable technology and IoT sensors

Battery Management Procurement Notes

Verify the specific suffix 'DSGR' corresponds to the correct tape-and-reel packaging and temperature grade. Confirm that the ordering part number matches the exact pinout and functional specifications required by your circuit design. Cross-reference with the manufacturer's latest datasheet to ensure compliance with updated regulatory standards and availability status before finalizing procurement orders.

Battery Management Selection Notes

Select this component when a compact solution with integrated power switches is required for single-cell lithium-ion batteries. Ensure the application demands programmable protection thresholds and thermal management capabilities. Evaluate the PCB space constraints against the small package size. Verify that the operating voltage range aligns with the system's power supply architecture and that the current requirements fall within the device's thermal limits.

Battery Management Part Context

This IC belongs to Texas Instruments' family of battery protection solutions aimed at enhancing safety in portable devices. It addresses the need for reliable over-protection without adding significant bill-of-materials cost or board area. The integration of MOSFETs simplifies the design process compared to discrete solutions, offering a robust alternative for manufacturers prioritizing efficiency and safety in single-cell battery management systems.

Battery Management Replacement Considerations

Check for direct pin-to-pin compatible alternatives from the same manufacturer if supply issues arise. Verify that any substitute maintains identical protection thresholds and package dimensions. Ensure the replacement supports the same interface and control logic. Consult official substitution guides to confirm functional equivalence regarding thermal behavior and electrical characteristics.