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BQ7693006DBTR
Product Overview
Category
BQ7693006DBTR belongs to the category of integrated circuits (ICs) used in battery management systems.
Use
This product is specifically designed for monitoring and protecting lithium-ion battery packs.
Characteristics
- Integrated circuit for battery management
- Monitors individual cell voltages and temperatures
- Provides overvoltage, undervoltage, and overtemperature protection
- Enables balancing of cell voltages
- Supports communication with a host microcontroller
Package
BQ7693006DBTR is available in a small outline transistor (SOT) package.
Essence
The essence of this product lies in its ability to ensure the safe and efficient operation of lithium-ion battery packs by monitoring cell voltages and temperatures, providing protection mechanisms, and enabling cell balancing.
Packaging/Quantity
This product is typically sold in reels containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Input Voltage Range: 2.5V to 16V
- Cell Voltage Measurement Range: 0V to 5V
- Operating Temperature Range: -40°C to +85°C
- Communication Interface: I2C
- Number of Cells Supported: Up to 6 cells
Detailed Pin Configuration
- VSS: Ground
- SDA: I2C Data Line
- SCL: I2C Clock Line
- ALERT: Alert Output
- BAT: Battery Pack Positive Terminal
- VCxP: Cell Voltage Measurement Positive Terminal
- VCxN: Cell Voltage Measurement Negative Terminal
- TS: Temperature Sensor Input
- VDD: Supply Voltage
Functional Features
- Cell voltage monitoring and measurement
- Temperature sensing capability
- Overvoltage and undervoltage protection
- Overtemperature protection
- Cell balancing functionality
- Communication with a host microcontroller for data exchange and control
Advantages and Disadvantages
Advantages
- Comprehensive battery management features
- Compact package size
- Wide operating temperature range
- Supports up to 6 cells
Disadvantages
- Limited to lithium-ion battery packs
- Requires external microcontroller for full functionality
Working Principles
BQ7693006DBTR operates by continuously monitoring the voltages of individual battery cells and the overall temperature. It compares these values against predefined thresholds to detect abnormal conditions such as overvoltage, undervoltage, or overtemperature. In case of an abnormal condition, it triggers appropriate protection mechanisms to ensure the safety of the battery pack.
Additionally, this IC enables cell balancing by redistributing charge among cells to equalize their voltages. This helps in maximizing the overall capacity and lifespan of the battery pack.
Detailed Application Field Plans
The BQ7693006DBTR is widely used in various applications that require reliable battery management, including:
- Electric vehicles (EVs) and hybrid electric vehicles (HEVs)
- Portable electronic devices
- Energy storage systems
- Uninterruptible power supplies (UPS)
- Solar power systems
Detailed and Complete Alternative Models
- BQ7692000DBTR: Similar functionality but supports up to 10 cells.
- BQ7694000DBTR: Enhanced version with additional features like current sensing and fuel gauge functionality.
- BQ7695000DBTR: Designed for high-voltage battery packs with support for up to 15 cells.
These alternative models offer similar battery management capabilities but cater to different requirements based on the number of cells and additional functionalities needed.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением BQ7693006DBTR в технических решениях.
Sure! Here are 10 common questions and answers related to the application of BQ7693006DBTR in technical solutions:
Question: What is the BQ7693006DBTR?
Answer: The BQ7693006DBTR is a battery management system (BMS) IC designed for monitoring and protecting lithium-ion battery packs.Question: What is the maximum number of cells that can be monitored using BQ7693006DBTR?
Answer: The BQ7693006DBTR can monitor up to 6 series-connected lithium-ion cells.Question: What are the key features of BQ7693006DBTR?
Answer: Some key features of BQ7693006DBTR include cell voltage monitoring, overvoltage/undervoltage protection, short circuit detection, temperature monitoring, and communication interfaces.Question: How does BQ7693006DBTR communicate with the host controller?
Answer: BQ7693006DBTR supports I2C communication interface for communication with the host controller.Question: Can BQ7693006DBTR balance the individual cell voltages?
Answer: Yes, BQ7693006DBTR has built-in balancing functionality to equalize the cell voltages during charging/discharging.Question: What is the operating temperature range of BQ7693006DBTR?
Answer: The operating temperature range of BQ7693006DBTR is typically -40°C to +85°C.Question: Does BQ7693006DBTR have any built-in safety features?
Answer: Yes, BQ7693006DBTR provides various safety features like overvoltage protection, undervoltage protection, and short circuit detection to ensure safe operation of the battery pack.Question: Can BQ7693006DBTR be used in automotive applications?
Answer: Yes, BQ7693006DBTR is suitable for automotive applications as it meets the required safety and reliability standards.Question: What is the power supply voltage range for BQ7693006DBTR?
Answer: The power supply voltage range for BQ7693006DBTR is typically 2.7V to 16V.Question: Are there any evaluation boards or reference designs available for BQ7693006DBTR?
Answer: Yes, Texas Instruments provides evaluation boards and reference designs that can help in the development and testing of BQ7693006DBTR-based solutions.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.