BQ78350DBTR

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BQ78350DBTR

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IC BATT MON MULTI 3-15C 30TSSOP

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  • メーカー品番 #BQ78350DBTR

  • 在庫状況4997

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Part Status Not For New Designs
Base Product Number BQ78350
Function Battery Monitor
Battery Chemistry Multi-Chemistry
Number of Cells 3 ~ 15
Fault Protection Over Current, Over Temperature, Over/Under Voltage
Interface SMBus
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 30-TFSOP (0.173", 4.40mm Width)
Supplier Device Package 30-TSSOP
Packaging Cut Tape (CT), Tape & Reel (TR)

概要

Description

The BQ78350DBTR is a battery management controller designed by Texas Instruments. It is primarily used in smart battery packs for lithium-ion and lithium-polymer battery applications. The device functions as a part of a battery management system (BMS) to monitor and manage various battery parameters, ensuring safe and efficient operation.
Key features of the BQ78350DBTR include:
1. Fuel Gauging: It accurately tracks state-of-charge (SoC) and state-of-health (SoH) using advanced algorithms.
2. Protection: It provides protection against overvoltage, undervoltage, overcurrent, and short-circuit conditions to enhance battery safety.
3. Communication: The device supports SMBus communication protocol, allowing data exchange between the battery and host systems.
4. Data Logging: It logs battery data such as voltage, current, and temperature for diagnostic purposes.
5. Balancing: The controller supports cell balancing to improve the longevity and performance of the battery pack.
The BQ78350DBTR is widely used in applications such as electric vehicles, portable electronics, and backup power systems, where reliable battery management is crucial.

Equivalent

The BQ78350DBTR is a battery management controller from Texas Instruments. Equivalent products from other manufacturers may include the LTC4013 from Analog Devices, DA14580 from Dialog Semiconductor, and the MAX17055 from Maxim Integrated. These alternatives might not be direct equivalents in terms of features but offer similar battery management functionalities. Always check specific datasheets to ensure compatibility with your application requirements.

Features

The BQ78350DBTR is a battery management controller designed for smart battery applications. Key features include:
1. Fuel Gauging: Utilizes advanced algorithms to provide accurate state-of-charge and state-of-health calculations for improved battery performance and longevity.
2. Protection: Offers comprehensive protection features including overvoltage, undervoltage, overcurrent, short circuit, and overtemperature protection, ensuring battery safety.
3. Cell Balancing: Supports passive cell balancing to enhance battery life and performance by maintaining uniform charge levels across all cells.
4. Communication: Equipped with SMBus (System Management Bus) interface for efficient communication and monitoring between the battery and host system.
5. Data Logging: Capable of logging cycle counts, temperature, and other critical battery parameters for diagnostic and maintenance purposes.
6. Voltage and Current Monitoring: Provides real-time monitoring of battery voltage and current for precise management.
7. Programmability: Features user-programmable firmware, enabling customization for specific application requirements.
These features make the BQ78350DBTR suitable for a variety of applications requiring reliable and efficient battery management.

Pinout

The BQ78350DBTR is a battery management controller by Texas Instruments, designed for smart battery applications. It is part of the BQ78350 family, which integrates fuel gauging, protection, and authentication for lithium-ion battery packs.
Regarding pin count, the BQ78350DBTR comes in a 20-pin TSSOP (Thin Shrink Small Outline Package).
Key functions of the BQ78350DBTR include:
1. Battery Management: It provides precise fuel gauging using Impedance Track™ technology for accurate state-of-charge (SOC) calculations.
2. Protection: Offers protection features such as overvoltage, undervoltage, overcurrent, short circuit, and overtemperature protection, ensuring safe operation.
3. Communication: Supports SMBus (System Management Bus) communication protocol for data exchange with the host system.
4. Authentication: Includes SHA-1/HMAC authentication to enhance security in battery systems.
5. Data Logging: Capable of recording important battery data for monitoring and analysis.
These functions make the BQ78350DBTR suitable for various applications, including portable electronics, power tools, and backup systems.

Manufacturer

The BQ78350DBTR is manufactured by Texas Instruments (TI), a global technology company. Texas Instruments is known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide array of electronic applications. The company focuses on developing analog chips, embedded processors, and other electronic components that are essential for modern devices. Texas Instruments serves a diverse range of industries, including automotive, industrial, consumer electronics, and communications equipment.

Application

The BQ78350DBTR is a battery management controller typically used in applications requiring precise battery monitoring and protection. Key application areas include:
1. Portable Electronics: Ensures the safety and efficiency of devices like laptops and tablets.
2. Electric Vehicles (EVs): Manages battery packs to improve performance and lifespan.
3. Energy Storage Systems: Monitors large-scale battery systems for renewable energy storage.
4. Uninterruptible Power Supplies (UPS): Maintains reliable power backup by managing battery health.
5. Power Tools: Enhances the safety and performance of battery-operated tools.
These applications benefit from the controller's ability to provide accurate battery gauging, protection, and fuel gauging.

Package

The BQ78350DBTR is a battery management controller from Texas Instruments. It comes in a TSSOP (Thin Shrink Small Outline Package) with 30 pins, specifically in the DBT package type. This package is designed for efficient thermal management and compact board space utilization.

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