BQ24773RUYT

Battery Management Overview

The BQ24773RUYT is a synchronous, narrow voltage DC (NVDC) battery charge controller designed for 1 to 4 series lithium-ion or polymer battery packs. It operates within an input supply voltage range of 4.5 V to 24 V and delivers up to 8 A of output charging current. The device features adjustable output voltage settings and utilizes a WQFN-28 surface-mount package. It supports I2C communication for configuration and monitoring, functioning reliably across an operating temperature range from -40 °C to +85 °C.

Battery Management Feature Summary

• Integrates NVDC power path management to regulate system voltage at the battery level without dropout during adapter insertion.

Battery Management Applications

• Portable computing devices requiring multi-cell battery support
• Industrial equipment with space-constrained power architectures
• Medical devices utilizing lithium-ion or lithium-polymer battery systems

Battery Management Procurement Notes

Verify the specific suffix RUYT against the manufacturer's official datasheet to confirm pinout and thermal pad specifications. Ensure compatibility with the intended I2C address configuration and validate that the WQFN-28 footprint matches the design layout. Confirm RoHS compliance status through the latest product documentation before finalizing procurement.

Battery Management Selection Notes

Select this component when designing systems requiring high-efficiency synchronous charging for 1S to 4S battery configurations. It is suitable for applications needing integrated system power monitoring and processor hot indicator functionality. Consider the 8 A current capability and wide input voltage range when sizing external components for power delivery requirements.

Battery Management Part Context

This part belongs to the BQ2477x family of battery charge controllers from Texas Instruments. These devices are engineered for high efficiency and low component count in portable electronics. The family supports various communication interfaces and battery chemistries, providing scalable solutions for modern power management needs in compact form factors.

Battery Management Replacement Considerations

Consult the official datasheet for confirmed substitute part numbers within the BQ2477x family. Verify functional equivalence regarding pinout, electrical parameters, and package dimensions before implementing any alternative components in existing designs.