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BQ7694001DBTR
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BQ7694001DBTR

Product Overview

Category

BQ7694001DBTR belongs to the category of integrated circuits (ICs).

Use

This IC is primarily used for battery management in various electronic devices.

Characteristics

  • Integrated circuit designed for battery management
  • Provides protection and monitoring functions for batteries
  • Offers high accuracy and reliability
  • Suitable for a wide range of applications

Package

BQ7694001DBTR comes in a small outline transistor (SOT) package.

Essence

The essence of this product lies in its ability to efficiently manage and protect batteries, ensuring their optimal performance and longevity.

Packaging/Quantity

The IC is typically packaged in reels and is available in large quantities for industrial production.

Specifications

  • Input Voltage: 2.7V - 16V
  • Operating Temperature Range: -40°C to +85°C
  • Number of Pins: 20
  • Communication Interface: I2C
  • Battery Cell Compatibility: Lithium-ion, Lithium-polymer, etc.
  • Protection Features: Overvoltage, undervoltage, overcurrent, short circuit, etc.

Detailed Pin Configuration

  1. VSS - Ground
  2. SDA - I2C Data Line
  3. SCL - I2C Clock Line
  4. ALERT - Interrupt Output
  5. BAT - Battery Connection
  6. TS1 - Thermistor Input 1
  7. TS2 - Thermistor Input 2
  8. TS3 - Thermistor Input 3
  9. TS4 - Thermistor Input 4
  10. TS5 - Thermistor Input 5
  11. TS6 - Thermistor Input 6
  12. TS7 - Thermistor Input 7
  13. TS8 - Thermistor Input 8
  14. TS9 - Thermistor Input 9
  15. TS10 - Thermistor Input 10
  16. VC1 - Cell Voltage Measurement 1
  17. VC2 - Cell Voltage Measurement 2
  18. VC3 - Cell Voltage Measurement 3
  19. VC4 - Cell Voltage Measurement 4
  20. VDD - Power Supply

Functional Features

  • Overvoltage and undervoltage protection
  • Overcurrent protection
  • Short circuit protection
  • Temperature monitoring
  • Cell voltage measurement
  • Communication interface for data exchange
  • Interrupt output for system notifications

Advantages and Disadvantages

Advantages

  • High accuracy in battery management
  • Reliable protection mechanisms
  • Versatile compatibility with different battery types
  • Efficient communication interface for data exchange
  • Compact size for easy integration into electronic devices

Disadvantages

  • Limited number of thermistor inputs
  • May require additional external components for certain applications

Working Principles

BQ7694001DBTR operates by continuously monitoring the battery's voltage, current, and temperature. It employs various protection mechanisms to prevent overvoltage, undervoltage, overcurrent, and short circuits. The IC communicates with the host system through the I2C interface, providing real-time battery information and receiving control commands.

Detailed Application Field Plans

The BQ7694001DBTR IC finds applications in a wide range of electronic devices that utilize rechargeable batteries. Some common application fields include:

  1. Electric vehicles (EVs) and hybrid electric vehicles (HEVs)
  2. Portable consumer electronics (smartphones, tablets, laptops)
  3. Power tools and cordless devices
  4. Energy storage systems (ESS) and uninterruptible power supplies (UPS)
  5. Medical devices and equipment
  6. Industrial automation and robotics

Detailed and Complete Alternative Models

  1. BQ7693001DBTR
  2. BQ7692001DBTR
  3. BQ7691001DBTR
  4. BQ7695001DBTR
  5. BQ7696001DBTR

These alternative models offer similar functionality and can be considered as alternatives to the BQ7694001DBTR IC.

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技術ソリューションにおける BQ7694001DBTR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of BQ7694001DBTR in technical solutions:

1. What is the BQ7694001DBTR? - The BQ7694001DBTR is a battery management system (BMS) IC designed for monitoring and protecting lithium-ion battery packs.

2. What are the key features of the BQ7694001DBTR? - The key features include cell voltage monitoring, overvoltage/undervoltage protection, short circuit detection, temperature monitoring, and communication interfaces.

3. How many cells can the BQ7694001DBTR monitor? - The BQ7694001DBTR can monitor up to 15 series-connected lithium-ion battery cells.

4. What is the purpose of cell voltage monitoring? - Cell voltage monitoring allows the BMS to measure the voltage of each individual battery cell to ensure they are within safe operating limits.

5. How does the BQ7694001DBTR provide overvoltage/undervoltage protection? - The BQ7694001DBTR continuously monitors the cell voltages and triggers an alarm or shuts down the system if any cell voltage exceeds the specified thresholds.

6. Can the BQ7694001DBTR detect short circuits? - Yes, the BQ7694001DBTR has built-in short circuit detection capabilities to protect the battery pack from excessive current flow.

7. Does the BQ7694001DBTR monitor battery temperature? - Yes, the BQ7694001DBTR includes temperature monitoring functionality to prevent overheating and ensure safe operation.

8. What communication interfaces does the BQ7694001DBTR support? - The BQ7694001DBTR supports I2C and SMBus interfaces for communication with a microcontroller or host system.

9. Can the BQ7694001DBTR be used in automotive applications? - Yes, the BQ7694001DBTR is suitable for automotive applications and complies with relevant industry standards.

10. Are there any evaluation boards or reference designs available for the BQ7694001DBTR? - Yes, Texas Instruments provides evaluation modules and reference designs to help developers quickly prototype and integrate the BQ7694001DBTR into their systems.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.