BQ7694003DBT

Images à titre indicatif uniquement

BQ7694003DBT

+Nomenclature

IC BATT MON MULTI 9-15C 44TSSOP

  • FabricantTexas Instruments

  • Pièce fabricant #BQ7694003DBT

  • Package TSSOP (DBT)-44

  • En stock4905

365 Garantie qualité 24h/24

7*24 Garantie de service 24h/24

90-Garantie après-vente 24h/24

Garantie produit authentique

Spécifications

Attribut Valeur
Package Tube
ProductStatus Active
Function Battery Monitor
BatteryChemistry Multi-Chemistry
NumberofCells 9 ~ 15
FaultProtection Over Current, Over/Under Voltage, Short Circuit
Interface I²C
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 44-TFSOP (0.173, 4.40mm Width)

Présentation

Description

The BQ7694003DBT is a battery management system (BMS) integrated circuit designed by Texas Instruments. It is part of the BQ76940 series, which is engineered to manage large battery packs typically found in electric vehicles, power tools, and energy storage systems. This specific model supports configurations of up to 15 lithium-ion or lithium-polymer cells in series.
Key features include cell voltage monitoring, temperature measurement, and overvoltage/undervoltage protection to ensure safe operation of the battery pack. The BQ7694003DBT also integrates a balancing mechanism to equalize the charge across cells, which enhances the longevity and efficiency of the battery pack.
Communication with a host microcontroller is facilitated via an I2C interface, allowing for real-time data monitoring and control. Additionally, its low power consumption is ideal for battery-operated devices. Overall, the BQ7694003DBT is crucial for ensuring the safety, efficiency, and performance of complex battery systems in various applications.

Equivalent

The BQ7694003DBT is a battery management IC by Texas Instruments designed for 3-series to 10-series cell lithium-ion battery packs. Equivalent products from other manufacturers could include:
1. Maxim Integrated: MAX17853 - Multi-cell battery monitor.
2. Analog Devices: LTC6810 - Multi-cell battery stack monitor.
3. Renesas: ISL94202 - Battery management IC for 3-8 cell series battery packs.
Ensure compatibility by comparing specifications and features such as cell count, voltage measurement, and communication protocols.

Features

The BQ7694003DBT is a battery management system (BMS) IC designed for monitoring and protecting lithium-ion battery packs. Key features include:
1. Cell Monitoring: Supports 3-series cell configurations, providing accurate voltage readings for each cell to ensure balanced charging and discharging.
2. Protection Features: Includes overvoltage, undervoltage, overcurrent, and short-circuit protection to enhance battery safety and longevity.
3. Integrated Balancing: Offers cell balancing to maintain uniform cell voltage, which improves battery performance and lifespan.
4. Temperature Monitoring: Supports multiple external thermistors for temperature measurements to prevent overheating and optimize performance.
5. Low Power Consumption: Designed for low quiescent current to maximize battery life in standby modes.
6. Communication Interface: Equipped with I2C communication for easy integration with microcontrollers and other system components.
7. Diagnostics: Features built-in diagnostics for fault detection and reporting, aiding in system reliability and maintenance.
8. Flexible Configuration: Programmable protection thresholds and delay times tailored to specific application needs.
Overall, the BQ7694003DBT is ideal for portable power tools, e-bikes, and other applications requiring reliable battery management.

Pinout

The BQ7694003DBT is a battery management IC from Texas Instruments, designed for use in lithium-ion battery packs. It is part of the BQ76940 series, which offers protection and monitoring for battery packs.
This particular IC features a 44-pin TSSOP (Thin Shrink Small Outline Package). The BQ7694003DBT is used for monitoring, protection, and balancing of battery cells. It provides functions such as overvoltage, undervoltage, overcurrent, and short-circuit protection, as well as cell voltage and temperature monitoring.
The BQ76940 series supports configurations of up to 15 series cells. It is typically used in applications like electric vehicles, energy storage systems, and portable electronics. The IC communicates with a host microcontroller via an I2C interface, offering flexibility in system design.
For detailed pin functions, refer to the datasheet provided by Texas Instruments, which provides comprehensive information on pin assignments and their specific roles.

Manufacturer

The BQ7694003DBT is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide array of electronic components and integrated circuits. Their products are used in a variety of applications, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is well-known for its focus on innovation and reliable product quality, supporting advancements in various technology sectors.

Application

The BQ7694003DBT is a battery management system (BMS) typically used in applications requiring lithium-ion or lithium-polymer battery protection and monitoring. Key application areas include:
1. Battery Packs: Utilized in multi-cell battery packs for devices needing reliable power management.
2. Electric Vehicles (EVs): Supports battery arrays in electric bikes, scooters, and cars.
3. Energy Storage Systems: Used in solar or renewable energy storage solutions for efficient energy management.
4. Uninterruptible Power Supplies (UPS): Ensures battery reliability in backup power systems.
5. Power Tools: Manages battery performance in cordless power tools for better efficiency and safety.
These applications benefit from its protection features like overvoltage, undervoltage, and overcurrent protection.

Package

The BQ7694003DBT is a battery management IC from Texas Instruments. It comes in a 30-pin TSSOP (Thin Shrink Small Outline Package) package type, which is designed for compact and efficient surface mounting on circuit boards.