BQ76PL455ATPFCRQ1

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BQ76PL455ATPFCRQ1

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IC BATT MFUNC 6-16CELL 80TQFP

  • FabricanteTexas Instruments

  • Peça do Fabricante #BQ76PL455ATPFCRQ1

  • Pacote TQFP-80

  • Em Estoque2945

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q100, Functional Safety (FuSa)
Part Status Active
Function Multi-Function Controller
Number of Cells 6 ~ 16
Fault Protection Over/Under Voltage
Interface UART
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The BQ76PL455A-Q1 is an automotive-qualified battery management IC from Texas Instruments, designed for monitoring and balancing lithium-ion battery cells in electric vehicles and other high-voltage applications. It supports systems with up to 16 series-connected cells per device and can be stacked for higher cell counts. The chip facilitates cell voltage monitoring, temperature sensing, and passive cell balancing, thereby ensuring safe and efficient battery operation.
Key features include high measurement accuracy, integrated diagnostics, and support for high-speed communication interfaces such as SPI and UART. The device also offers robust protection features, including overvoltage, undervoltage, over-temperature, and communication fault detection mechanisms.
Its automotive qualification makes it suitable for demanding environments, compliant with AEC-Q100 standards, and it operates over a wide temperature range. The BQ76PL455A-Q1 is essential for ensuring optimal battery performance, longevity, and safety in modern electric vehicle systems, and is part of a comprehensive battery management system solution.

Equivalent

The BQ76PL455ATPFCRQ1 is a battery management IC used for monitoring and balancing battery cells. Equivalent products include the LTC6811 from Analog Devices, the MC33771 from NXP Semiconductors, and the ISL78600 from Renesas Electronics. These alternatives offer similar functionalities for battery monitoring and balancing in multi-cell battery packs. Always check the specific features and compatibility of the alternatives to ensure they meet the requirements of your application.

Features

The BQ76PL455ATPFCRQ1 is a highly integrated battery management device from Texas Instruments, designed for advanced automotive and industrial applications. Key features include:
1. Cell Monitoring: Supports monitoring of up to 16 series-connected lithium-ion battery cells per device, with support for stackable configurations for larger systems.
2. Precision Measurements: Offers high-accuracy voltage and temperature measurements, ensuring reliable state-of-charge and health estimates.
3. Balancing: Provides passive cell balancing to maintain uniform charge levels across all cells, enhancing battery performance and longevity.
4. Communication: Features robust communication interfaces, including isolated daisy-chain communication for system scalability and fault-tolerant operation.
5. Safety Features: Includes integrated safety mechanisms such as overvoltage, undervoltage, and overtemperature protection, enhancing battery safety and reliability.
6. Low Power Consumption: Designed for minimal power usage, supporting efficient battery system operation.
7. Automotive-Grade: Meets AEC-Q100 automotive qualification standards, ensuring suitability for use in demanding automotive environments.
These features make the BQ76PL455ATPFCRQ1 ideal for managing large battery packs in electric vehicles, energy storage systems, and other applications requiring precise battery monitoring and control.

Pinout

The BQ76PL455ATPFCRQ1 is a battery management device from Texas Instruments, specifically designed for monitoring and protecting lithium-ion battery packs. It is often used in applications like electric vehicles and energy storage systems.
The device comes in a 64-pin HTQFP (Heat Sink Thin Quad Flat Pack) package. Its primary functions include:
1. Battery Monitoring: It can monitor up to 16 series-connected battery cells, providing accurate voltage measurements.
2. Communication: It supports daisy-chain communication, allowing multiple devices to be connected in series for larger battery packs. It uses a proprietary stackable communication protocol.
3. Temperature Sensing: It includes integrated temperature sensing capabilities to ensure safe battery operation.
4. Cell Balancing: It supports passive cell balancing to maintain uniform charge across battery cells.
5. Fault Detection: The device has built-in diagnostics and fault detection features to monitor the state of the battery pack and alert of any issues.
These functions help ensure optimal performance, safety, and longevity of battery systems in various applications.

Manufacturer

The BQ76PL455ATPFCRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. The company is known for its innovations in the electronics industry and provides solutions across various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its focus on developing technologies that improve power efficiency, reduce emissions, and enhance user experience.

Application

The BQ76PL455ATPFCRQ1 is primarily used in battery management systems (BMS) for electric vehicles (EVs), hybrid electric vehicles (HEVs), and energy storage systems. It specializes in monitoring and balancing lithium-ion battery cells, ensuring they operate safely and efficiently. Additionally, it is suitable for use in uninterruptible power supplies (UPS) and other applications requiring high-precision battery monitoring and protection. The device's robust communication features and fault detection capabilities make it ideal for complex battery configurations and critical energy applications.

Package

The BQ76PL455ATPFCRQ1 comes in a 64-pin TQFP (Thin Quad Flat Pack) package. This package type is designed to provide a compact and efficient solution for integrating the device into various electronic systems, often used in battery management applications.

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