BQ76952PFBR

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BQ76952PFBR

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IC BAT LIFEPO4/LI-ION 3-16C TQFP

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Multi-Function Controller
BatteryChemistry LiFePO4/Li-ion
NumberofCells 3 ~ 16
FaultProtection Over Temperature
Interface I²C, SPI
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 48-TQFP

Tổng quan

Description

The BQ76952PFBR is a battery management system (BMS) integrated circuit developed by Texas Instruments. It is designed for use in lithium-ion battery packs, supporting applications such as power tools, e-bikes, and energy storage systems. This device offers high-precision monitoring and protection features for battery packs ranging from 3 to 16 cells in series.
Key features include cell voltage and temperature monitoring, cell balancing, and protection mechanisms like overcurrent, overvoltage, undervoltage, and overtemperature. The BQ76952PFBR can communicate with external microcontrollers via I2C or SPI interfaces, allowing for seamless integration into a variety of battery systems. Additionally, it includes a highly configurable hardware architecture and flexible firmware, which enable customization according to specific application requirements.
The BQ76952PFBR aims to enhance battery pack reliability and safety while optimizing overall performance. It simplifies the design of battery management systems by integrating most necessary functions into a compact and efficient package, thereby reducing development time and costs for manufacturers.

Equivalent

The BQ76952PFBR is a battery management system IC from Texas Instruments. Equivalent products may include:
1. Maxim Integrated: MAX17853 (battery monitoring)
2. Analog Devices: LTC6813 (battery stack monitor)
3. Renesas Electronics: ISL78714 (battery management)
Ensure compatibility with your specific application requirements, such as cell count, voltage range, and communication interfaces, when considering alternatives.

Features

The BQ76952PFBR is a battery management system (BMS) designed by Texas Instruments for use in lithium-ion and lithium-iron phosphate battery packs. Key features include:
1. Cell Monitoring: Supports 3 to 16 series cell configurations, with high-precision voltage measurement for each cell.

2. Protection Features: Offers extensive safety protections such as overvoltage, undervoltage, overcurrent, short circuit, and overtemperature protection.
3. Balancing: Includes passive cell balancing for ensuring uniform charge distribution across cells.
4. Communication: Equipped with I²C, SPI, and HDQ interfaces for communication with microcontrollers and other devices.
5. Integrated FET Drivers: For charge and discharge FETs, simplifying the design and reducing component count.
6. Diagnostics: Provides self-diagnostics and fault reporting to enhance reliability.
7. Low Power Consumption: Designed for minimal energy usage in standby mode, extending battery life.
8. Programmability: Features a wide range of programmable parameters for customization to specific applications.
These features make the BQ76952PFBR suitable for applications in electric vehicles, energy storage systems, and portable electronics.

Pinout

The BQ76952PFBR is a battery monitor, protector, and balancer IC designed by Texas Instruments for battery management applications. It is primarily used in systems with lithium-ion and lithium-polymer batteries. The device comes in a 48-pin TQFP package.
Key functions of the BQ76952 include:
1. Battery Monitoring: It can monitor cell voltages, pack voltage, and current, providing essential data for battery management.
2. Protection: The IC offers overvoltage, undervoltage, overcurrent, and short-circuit protection to enhance battery safety and reliability.
3. Balancing: It supports passive cell balancing, ensuring uniform charge distribution among cells.
4. Temperature Monitoring: It can interface with multiple thermistors to monitor battery temperature.
5. Communication Interface: The BQ76952 supports I2C and SPI communication protocols, facilitating integration with a host microcontroller for data exchange.
These features make the BQ76952 suitable for managing high-capacity and multi-cell battery packs found in applications like electric vehicles, energy storage systems, and portable electronics.

Manufacturer

The BQ76952PFBR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company based in Dallas, Texas. It is one of the world's largest semiconductor companies and is known for designing and manufacturing a wide array of electronic components and integrated circuits. TI's products are used in various applications, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is particularly noted for its analog chips and embedded processors. Texas Instruments has a long history in the electronics industry and is regarded for its innovation and contribution to technological advancements.

Application

The BQ76952PFBR is a battery management system (BMS) IC designed for applications in lithium-ion and lithium-polymer battery packs. It is commonly used in areas such as electric vehicles (EVs), energy storage systems (ESS), e-bikes, power tools, and uninterruptible power supplies (UPS). The IC provides essential functions like cell balancing, voltage and temperature monitoring, and overcurrent protection. It supports high cell count battery packs, making it suitable for large battery systems. Additionally, it is often employed in applications requiring robust safety features and precise battery monitoring to enhance performance and longevity of the battery systems.

Package

The BQ76952PFBR is a battery management IC from Texas Instruments and comes in a 48-pin TQFP (Thin Quad Flat Pack) package. This package type is compact, suitable for efficient thermal performance, and facilitates easy integration onto printed circuit boards.

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