仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Impedance Track™ |
| Part Status | Active |
| Function | Multi-Function Controller |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 2 ~ 4 |
| Fault Protection | Over Current, Over Temperature, Over/Under Voltage, Short Circuit |
| Interface | SMBus |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The BQ20Z655DBTR-R1 is a battery management and protection integrated circuit designed by Texas Instruments. It is part of the BQ20Z series, which focuses on providing accurate fuel gauging, protection, and management for lithium-ion and lithium-polymer battery packs. This IC is commonly utilized in portable electronics, such as laptops, power tools, and medical devices, where efficient power management is crucial.
Key features of the BQ20Z655DBTR-R1 include its ability to accurately monitor battery voltage, current, and temperature, ensuring optimal performance and safety. It uses advanced algorithms to provide precise state-of-charge and state-of-health estimations, which are critical for prolonging battery life and predicting battery replacement times.
The device supports SMBus communication, allowing for easy integration with host systems and enabling real-time data exchange. It also includes built-in protection features to prevent over-voltage, over-current, short-circuit, and over-temperature conditions, safeguarding the battery and the device in which it is used. Overall, the BQ20Z655DBTR-R1 is a versatile and reliable solution for smart battery management applications.
Key features of the BQ20Z655DBTR-R1 include its ability to accurately monitor battery voltage, current, and temperature, ensuring optimal performance and safety. It uses advanced algorithms to provide precise state-of-charge and state-of-health estimations, which are critical for prolonging battery life and predicting battery replacement times.
The device supports SMBus communication, allowing for easy integration with host systems and enabling real-time data exchange. It also includes built-in protection features to prevent over-voltage, over-current, short-circuit, and over-temperature conditions, safeguarding the battery and the device in which it is used. Overall, the BQ20Z655DBTR-R1 is a versatile and reliable solution for smart battery management applications.
Equivalent
The BQ20Z655DBTR-R1 is a battery fuel gauge IC from Texas Instruments, typically used in battery management systems. Equivalent products might include similar battery gauge ICs from other manufacturers such as Maxim Integrated's MAX17055, Analog Devices' AD7280A, or Microchip Technology's MCP3911. When selecting an equivalent, ensure it meets the necessary specifications such as cell compatibility, voltage range, and communication protocol requirements for your specific application.
Features
The BQ20Z655DBTR-R1 is a battery management IC from Texas Instruments, designed for smart battery packs. Key features include:
1. Impedance Track™ Technology: Provides accurate battery fuel gauging and state-of-charge calculations by measuring battery impedance.
2. Protection Features: Offers comprehensive protection for voltage, current, and temperature, ensuring safe battery operation.
3. Cell Balancing: Supports cell balancing to optimize the performance and lifespan of multi-cell lithium-ion and lithium-polymer batteries.
4. Communication Interface: Utilizes an SMBus v1.1 interface for communication, allowing for integration with host systems and battery chargers.
5. Battery Authentication: Supports SHA-1/HMAC authentication for secure battery identification and usage.
6. Temperature Monitoring: Includes internal and external temperature sensing capabilities for enhanced thermal management.
7. Data Logging: Provides a non-volatile memory for storing battery history and operational data.
8. Configurable Parameters: Allows customization of battery and application-specific parameters through software settings.
These features make the BQ20Z655DBTR-R1 suitable for a wide range of portable electronics requiring reliable battery management solutions.
1. Impedance Track™ Technology: Provides accurate battery fuel gauging and state-of-charge calculations by measuring battery impedance.
2. Protection Features: Offers comprehensive protection for voltage, current, and temperature, ensuring safe battery operation.
3. Cell Balancing: Supports cell balancing to optimize the performance and lifespan of multi-cell lithium-ion and lithium-polymer batteries.
4. Communication Interface: Utilizes an SMBus v1.1 interface for communication, allowing for integration with host systems and battery chargers.
5. Battery Authentication: Supports SHA-1/HMAC authentication for secure battery identification and usage.
6. Temperature Monitoring: Includes internal and external temperature sensing capabilities for enhanced thermal management.
7. Data Logging: Provides a non-volatile memory for storing battery history and operational data.
8. Configurable Parameters: Allows customization of battery and application-specific parameters through software settings.
These features make the BQ20Z655DBTR-R1 suitable for a wide range of portable electronics requiring reliable battery management solutions.
Pinout
The BQ20Z655DBTR-R1 is a battery management IC designed by Texas Instruments. It is typically used in applications requiring precise battery monitoring and protection, such as in laptops or other portable electronics. This IC is part of the bq20z65 family and is known for its ability to provide accurate battery fuel gauging and protection.
The BQ20Z655DBTR-R1 comes in a 30-pin TSSOP (Thin Shrink Small Outline Package). Its primary functions include:
1. Fuel Gauging: Implements the Impedance Track™ technology for accurate state-of-charge (SoC) determination.
2. Battery Protection: Offers safety protection features such as over-voltage, under-voltage, over-current, short-circuit, and over-temperature protection.
3. Cell Balancing: Supports cell balancing to ensure even charging and discharging of each cell in a multi-cell configuration.
4. Communication: Provides SMBus v1.1 interface for communication with the host controller.
5. Data Logging: Keeps track of battery cycle count, temperature, and other critical data for overall battery management and health monitoring.
This IC is highly integrated to manage and protect multi-cell Li-Ion and Li-Polymer battery packs efficiently.
The BQ20Z655DBTR-R1 comes in a 30-pin TSSOP (Thin Shrink Small Outline Package). Its primary functions include:
1. Fuel Gauging: Implements the Impedance Track™ technology for accurate state-of-charge (SoC) determination.
2. Battery Protection: Offers safety protection features such as over-voltage, under-voltage, over-current, short-circuit, and over-temperature protection.
3. Cell Balancing: Supports cell balancing to ensure even charging and discharging of each cell in a multi-cell configuration.
4. Communication: Provides SMBus v1.1 interface for communication with the host controller.
5. Data Logging: Keeps track of battery cycle count, temperature, and other critical data for overall battery management and health monitoring.
This IC is highly integrated to manage and protect multi-cell Li-Ion and Li-Polymer battery packs efficiently.
Manufacturer
The BQ20Z655DBTR-R1 is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. TI is known for designing and manufacturing semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company is a leader in the semiconductor industry and is particularly known for its analog chips and embedded processors. Texas Instruments also has a significant presence in the education technology sector, producing calculators and educational software.
Application
The BQ20Z655DBTR-R1 is a battery fuel gauge with integrated protection for lithium-ion and lithium-polymer battery packs. Its primary application areas include:
1. Consumer Electronics: Devices such as laptops, tablets, and smartphones, where accurate battery management is critical.
2. Power Tools: Ensuring reliable performance and safety in battery-powered tools.
3. Medical Devices: Maintaining battery reliability and safety in portable medical equipment.
4. Industrial Equipment: Used in portable devices requiring robust battery management solutions.
5. Electric Vehicles (EVs) and E-Bikes: Managing battery packs to ensure optimal performance and safety.
It provides accurate state-of-charge data, enhances safety through protection features, and extends battery life across these applications.
1. Consumer Electronics: Devices such as laptops, tablets, and smartphones, where accurate battery management is critical.
2. Power Tools: Ensuring reliable performance and safety in battery-powered tools.
3. Medical Devices: Maintaining battery reliability and safety in portable medical equipment.
4. Industrial Equipment: Used in portable devices requiring robust battery management solutions.
5. Electric Vehicles (EVs) and E-Bikes: Managing battery packs to ensure optimal performance and safety.
It provides accurate state-of-charge data, enhances safety through protection features, and extends battery life across these applications.
Package
The BQ20Z655DBTR-R1 is typically available in a TSSOP (Thin Shrink Small Outline Package) type, commonly featuring 30 pins. It is designed for battery management applications, providing functions such as fuel gauging, charging, and protection for lithium-ion battery packs.
