BQ771600DPJR

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 ~ 4
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:	BQ771600

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PMIC - Battery Management: BQ771600DPJR

The BQ771600DPJR is an integrated Battery Management System (BMS) for rechargeable batteries with multiple cells. It performs battery monitoring, protection, and communication functions for monitoring and managing the performance, safety, and reliability of the battery pack. This article will focus on the application field and working principle of the BQ771600DPJR.

Application field

The BQ771600DPJR is applicable in a wide variety of fields that require a reliable battery pack or energy storage system, such as power tools, medical devices, electric vehicles, smart grids, and portable electronics. It is especially suited for automotive, aerospace, and military applications that require safety and reliability.It features a high accuracy A/D converter for monitoring secondary cell voltages and a temperature detector for fast thermal response. The integrated power management units (PMUs) provide current, charge and discharge protection, allowing developers to design a safe and reliable battery system. The system also supports fast cell balancing, preventing a single cell from becoming over-discharged or over-charged. This allows longer battery life and higher energy density.

Working principle

The BQ771600DPJR performs a variety of functions to monitor the performance of the cells within the battery pack. It uses a multifunction current sense resistor to measure voltage, current, temperature, and capacity of the battery pack. It also uses state-of-the-art data acquisition algorithms for precise cell voltage and temperature monitoring.The chip also provides precise current monitoring with accuracy up to 0.1 amp resolution, allowing developers to design precise power management systems. It is also capable of performing cell communication, allowing developers to monitor the status of each cell in the pack.The integrated safety features provide short circuit, over-discharge, over-charge and thermal protection. In addition, it can also shut down the system in case of any abnormal battery performance. This ensures the safety of the system and the battery pack.In summary, the BQ771600DPJR is a versatile, reliable, and feature-rich integrated Battery Management System. It provides developers with the tools they need to design robust, reliable, and energy-efficient battery packs. Its integrated safety features ensure system reliability, while its precision current and temperature sensing capabilities provide accurate and real-time monitoring of battery pack performance.

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