BQ7791501PWR

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BQ7791501PWR

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IC BATT PROT LI-ION 3-5C 24TSSOP

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Function Battery Protection
Battery Chemistry Lithium Ion/Polymer
Number of Cells 3 ~ 5
Fault Protection Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 24-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 24-TSSOP
Base Product Number BQ7791501

Tổng quan

Description

The BQ7791501PWR is a battery management integrated circuit (IC) designed by Texas Instruments. It's part of the BQ77915 series, tailored for protecting lithium-ion battery packs, commonly used in power tools, e-bikes, and energy storage systems. This IC offers comprehensive protection features, including overvoltage, undervoltage, overcurrent, short-circuit, and overtemperature safeguards, ensuring the safety and reliability of the battery pack.
Housed in a compact TSSOP (Thin Shrink Small Outline Package), the BQ7791501PWR is optimized for space-constrained applications. It supports up to 5 series cells, making it suitable for various configurations in battery management systems. The device integrates balancing control to maintain cell voltage consistency, enhancing battery lifespan and performance.
Additionally, the BQ7791501PWR features low power consumption in standby mode, making it efficient for battery-operated devices. Its flexibility in configuration, along with robust protection capabilities, makes it a popular choice among engineers designing battery management solutions.

Equivalent

The BQ7791501PWR is a battery management IC from Texas Instruments designed for lithium-ion and lithium-polymer battery packs. Equivalent products might include similar battery management ICs from other manufacturers like Maxim Integrated's MAX173xx series or Analog Devices' LTC681x series. However, the exact equivalent would depend on specific features such as cell count support, protection features, and communication protocols. Always compare the datasheets and specifications to ensure compatibility with your application.

Features

The BQ7791501PWR is a battery management device from Texas Instruments, designed for lithium-ion and lithium polymer battery packs. Key features include:
1. Protection for Multiple Cells: It supports battery packs with up to 5 series-connected cells, offering overvoltage (OV) and undervoltage (UV) protection.

2. Current Protection: The device provides overcurrent (OC) and short-circuit (SC) protection to prevent damage from excessive current flow.
3. Balancing: It includes passive cell balancing to ensure uniform charge and discharge levels among the cells.
4. Low Power Consumption: The device is designed for low standby current consumption, enhancing battery life during storage.
5. Temperature Monitoring: It supports external thermistor inputs for temperature monitoring to prevent overheating.
6. Fault Recovery: The device can automatically recover from faults like overvoltage or undervoltage conditions once they return to safe levels.
7. Compact Package: Available in a TSSOP package, it is suitable for compact designs.
These features make the BQ7791501PWR suitable for a wide range of battery-operated applications where safety and reliability are crucial.

Pinout

The BQ7791501PWR is a battery management IC from Texas Instruments, designed for overvoltage, undervoltage, and overcurrent protection in battery packs. Here's a brief overview of its pin count and function:
- Pin Count: The BQ7791501PWR comes in a 14-pin TSSOP (Thin Shrink Small Outline Package).
- Function: This IC is part of the BQ77915 series, which provides protection and balancing for lithium-ion and lithium-polymer battery packs. The key functions include:
- Overvoltage protection
- Undervoltage protection
- Overcurrent protection
- Short circuit protection
- Cell balancing
These functionalities ensure the battery pack operates safely and efficiently by preventing conditions that could lead to battery damage or failure. The IC is suitable for applications in a variety of consumer electronics, power tools, and other portable devices.
For detailed information on the pin configuration and specific functions of each pin, you would need to refer to the datasheet provided by Texas Instruments.

Manufacturer

The BQ7791501PWR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is a global semiconductor company based in Dallas, Texas. The company designs and manufactures a wide array of electronic components, including analog chips, embedded processors, and various integrated circuits. These components are used in a variety of applications, ranging from consumer electronics and automotive systems to industrial equipment and communications technologies. TI is known for its innovation and emphasis on research and development, and it plays a significant role in the electronics industry by providing essential components for numerous technological solutions.

Application

The BQ7791501PWR is a battery management IC, specifically designed for lithium-ion battery protection. Its primary application areas include battery protection in portable electronics, power tools, and energy storage systems. The IC offers overcharge, over-discharge, and overcurrent protection, making it suitable for managing battery safety and longevity in devices such as laptops, smartphones, cordless tools, and backup power systems. Its compact design and efficient power management capabilities make it ideal for applications requiring reliable battery protection in space-constrained environments.

Package

The BQ7791501PWR is packaged in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. It's designed for battery management and protection applications.

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