BQ771807DPJR Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Protection
Battery Chemistry:	Lithium-Ion
Number of Cells:	2 ~ 5
Fault Protection:	Over Voltage
Interface:	--
Operating Temperature:	-40°C ~ 110°C (TA)
Package / Case:	8-WDFN Exposed Pad
Supplier Device Package:	8-WSON (3x4)
Base Part Number:	BQ771807

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Introduction:
BQ771807DPJR battery management system is a high-efficiency, high-reliability power supply solution used in data centers and other applications. This BQ771807DPJR offers exceptional flexibility and reliability benefits, with advanced power management technology that offers superior protection against voltage irregularities, overvoltage, overcurrent, and short circuit conditions. In addition, the OSAS feature optimized battery charging and monitoring, ensuring maximum power and efficiency. This system is designed to support multiple monitor scenario and is highly adaptable to changing monitoring conditions.

Application Field:
BQ771807DPJR is a high-efficiency and cost-effective battery management solution which meets the requirements for today’s data center applications. This system is designed to reduce costs and enhance safety for server and rack systems which house multiple battery packs, with multiple points of monitoring and control. This system’s superior reliability and flexible design make it ideal for applications such as data centers, camera systems, servers, telecom systems, automotive systems, and industrial control systems.

Working Principle:
BQ771807DPJR uses an advanced system-on-chip CPU to provide superior power management capabilities. This system includes an independent power monitor and controller, one of the most important components of a BMS system. This system also features high efficiency DC-DC converters for voltage regulation, battery protection control, charge and current-sense feedback control, and temperature sensing capabilities. Additionally, this system is designed to support multiple monitor scenarios and eliminates the need for external monitors and controllers.
The input voltage is monitored by the system-on-chip CPU and the controller uses this information to adjust the output voltage as needed. The controller then monitors the battery as it charges, ensuring maximum efficiency. Additionally, the overvoltage, overcurrent, and short circuit protection features within the controller ensure safety during battery charging and discharging. The temperature sensing capabilities provides a quick and reliable way to monitor temperature within the system. Finally, this system employs the OSAS technology which offers optimized battery charging and monitoring, in addition to optimal power and efficiency.

Conclusion:
BQ771807DPJR is an advanced, high-efficiency battery management system designed for data centers, camera systems, servers, telecom systems, automotive systems, and industrial control systems. This system features a powerful system-on-chip CPU for excellent power management capabilities and offers superior reliability and flexible design. The independent power monitor and controller, DC-DC converters, and temperature sensing capabilities ensure the best efficacy and maximum efficiency. The overvoltage, overcurrent and short circuit protection features ensure safety of the system, and the OSAS technology provides optimized battery charging and monitoring.

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