BQ7693000DBT

Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Monitor
Battery Chemistry:	Multi-Chemistry
Number of Cells:	6 ~ 10
Fault Protection:	Over Current, Over/Under Voltage, Short Circuit
Interface:	I²C
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	30-TFSOP (0.173", 4.40mm Width)
Supplier Device Package:	30-TSSOP

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PMIC - Battery Management: BQ7693000DBT Application Field and Working Principle

The BQ7693000DBT is part of Texas Instruments\' Battery Management System family and is designed to manage the voltage and current of a battery\'s charging cycle. This Battery Management System (BMS) is a four-cell, single-chip solution with a wide input voltage range, current sense measurement, and system protection features. This device offers a simple, easy-to-use, yet efficient battery management solution for a variety of applications.The BQ7693000DBT is a low-power, efficient, integrated battery monitor and charger controller. It recognizes when a battery is fully charged and shuts off the charging circuitry to prevent overcharging. It also monitors the battery\'s health and warns of low battery voltage or current through its automatic overload and low battery protection features. In addition, this BMS has a built-in voltage and current detection circuit that helps to prevent over-discharging.The BQ7693000DBT is mainly used in the portable and automotive applications. It is well suited for use with NiMH and NiCd battery packs, Li-Ion and Li-Polymer battery packs, and Low Self Discharge cells. The device can be configured to act as a dedicated charging IC or battery monitoring IC, or a mix of both. The BQ7693000DBT is also widely used in portable and automotive battery management systems. It is successfully used in electric vehicles and industrial applications, as well as for battery storage and transportation energy management. The charger sheet of BQ7693000DBT can be configured to various algorithms to charge various battery chemistries, including Li-Ion, NiCd and NiMH. Its General Purpose Input/Output (GPIO) interface allows it to be interfaced to an on-board microcontroller for remote monitoring and control.The BQ7693000DBT can be configured to support a wide range of input voltages, between 2.6V and 24.5V. It separates incoming power into two channels, one to charge the battery and the other to power all other components. This ensures that the battery, even when charged, has enough power to keep other circuits running. The charge controller also supports up to 4-cell batteries with independent cell voltage and current measurement. The device’s Charge Current and Charge Voltage regulators allow the charging current and voltage to be precisely regulated. Furthermore, the BQ7693000DBT’s thin-film MOSFETs support a wide range of charge currents, making it suitable for low battery voltages. The BQ7693000DBT can be programmed to operate in various charge modes, such as trickle charge, top off charge, or constant voltage charge mode. It also has an integrated charge timer and a charge termination current setting, which can be adjusted with the included software. The device also supports soft-start and pre-charge, ensuring that charge initiation is smooth and safe.The BQ7693000DBT also features a wide range of protection features, including overvoltage protection, undervoltage protection, overtemperature protection and over-current protection. It also includes a flexible battery discharge configuration, allowing for safe and accurate battery discharge management. Additionally, the BQ7693000DBT is made with advanced packaging, shielding and die attach techniques to ensure high reliability.The BQ7693000DBT is an easy-to-use, efficient and cost-effective battery management solution for a variety of applications. It offers compatibility with multiple battery chemistries, an adjustable charge termination current setting, a wide range of protection features, and low power consumption. With a reliable and efficient solution for managing battery power, the BQ7693000DBT offers a safe and reliable battery management solution for demanding applications.

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