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BQ2084DBTR-V143
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BQ2084DBTR-V143

Product Overview

Category

BQ2084DBTR-V143 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in battery management systems (BMS) for monitoring and controlling rechargeable batteries.

Characteristics

  • Integrated circuit designed specifically for battery management
  • Monitors battery voltage, current, temperature, and state of charge
  • Controls charging and discharging processes
  • Provides protection against overcharging, over-discharging, and over-temperature conditions

Package

BQ2084DBTR-V143 is available in a small outline transistor (SOT) package.

Essence

The essence of this product lies in its ability to accurately monitor and control the performance of rechargeable batteries, ensuring their safe and efficient operation.

Packaging/Quantity

BQ2084DBTR-V143 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2.7V to 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Communication Interface: I2C
  • Battery Voltage Measurement Range: 0V to 5V
  • Battery Current Measurement Range: -10A to +10A
  • State of Charge Measurement Resolution: 1%
  • Overvoltage Protection Threshold: Configurable
  • Undervoltage Protection Threshold: Configurable
  • Overcurrent Protection Threshold: Configurable
  • Over-temperature Protection Threshold: Configurable

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. TS: Temperature Sense Input
  7. VDD: Power Supply

Functional Features

  1. Battery Monitoring: Accurate measurement of battery voltage, current, temperature, and state of charge.
  2. Charging Control: Regulates the charging process to prevent overcharging and optimize battery life.
  3. Discharging Control: Manages the discharging process to prevent over-discharging and ensure safe operation.
  4. Protection Mechanisms: Provides protection against overvoltage, undervoltage, overcurrent, and over-temperature conditions.
  5. Communication Interface: Supports I2C communication for easy integration with microcontrollers and other devices.

Advantages and Disadvantages

Advantages

  • Precise battery monitoring and control
  • Comprehensive protection mechanisms
  • Compact package size
  • Easy integration with existing systems
  • Wide operating temperature range

Disadvantages

  • Limited to I2C communication interface
  • Requires external components for complete battery management system implementation

Working Principles

BQ2084DBTR-V143 operates by continuously monitoring the battery's voltage, current, and temperature. It uses this information to calculate the state of charge and make decisions regarding charging and discharging processes. The integrated protection mechanisms ensure that the battery operates within safe limits, preventing damage due to overcharging, over-discharging, or excessive temperature.

Detailed Application Field Plans

BQ2084DBTR-V143 finds applications in various fields, including: 1. Electric vehicles (EVs) and hybrid electric vehicles (HEVs) 2. Portable electronic devices (e.g., smartphones, tablets) 3. Energy storage systems (ESS) 4. Uninterruptible power supplies (UPS) 5. Medical devices 6. Industrial equipment

Detailed and Complete Alternative Models

  1. BQ2084DBTR-V142: Similar to BQ2084DBTR-V143 but with a different communication interface.
  2. BQ2084DBTR-V144: Enhanced version with additional features such as cell balancing and fuel gauge functionality.
  3. BQ2084DBTR-V145: Higher voltage variant suitable for applications with higher battery voltages.

These alternative models offer similar functionality but may have slight differences in specifications or additional features to cater to specific requirements.

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10 domande e risposte comuni relative all'applicazione di BQ2084DBTR-V143 nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of BQ2084DBTR-V143 in technical solutions:

  1. Question: What is the BQ2084DBTR-V143?
    Answer: The BQ2084DBTR-V143 is a battery fuel gauge and protection IC designed for use in portable electronic devices.

  2. Question: What is the purpose of the BQ2084DBTR-V143 in technical solutions?
    Answer: The BQ2084DBTR-V143 is used to accurately measure and monitor the state of charge and capacity of a battery, ensuring optimal performance and safety.

  3. Question: What types of batteries can the BQ2084DBTR-V143 be used with?
    Answer: The BQ2084DBTR-V143 is compatible with various types of lithium-ion (Li-Ion) and lithium-polymer (Li-Po) batteries.

  4. Question: How does the BQ2084DBTR-V143 communicate with the host system?
    Answer: The BQ2084DBTR-V143 uses an I2C interface to communicate with the host system, providing real-time battery information.

  5. Question: Can the BQ2084DBTR-V143 protect the battery from overcharging and over-discharging?
    Answer: Yes, the BQ2084DBTR-V143 includes built-in protection features to prevent overcharging, over-discharging, and short circuits.

  6. Question: Does the BQ2084DBTR-V143 support temperature monitoring?
    Answer: Yes, the BQ2084DBTR-V143 has integrated temperature sensing capabilities to monitor the battery's temperature during operation.

  7. Question: Can the BQ2084DBTR-V143 estimate the remaining battery runtime?
    Answer: Yes, the BQ2084DBTR-V143 uses advanced algorithms to estimate the remaining battery runtime based on the current load and battery capacity.

  8. Question: Is the BQ2084DBTR-V143 suitable for low-power applications?
    Answer: Yes, the BQ2084DBTR-V143 is designed to operate in low-power modes, making it suitable for energy-efficient devices.

  9. Question: Can the BQ2084DBTR-V143 be used in multi-cell battery packs?
    Answer: Yes, the BQ2084DBTR-V143 supports multi-cell battery configurations and can accurately monitor each cell's voltage and capacity.

  10. Question: Are there any evaluation tools or software available for the BQ2084DBTR-V143?
    Answer: Yes, Texas Instruments provides evaluation modules and software development kits to assist with the integration and testing of the BQ2084DBTR-V143 in technical solutions.

Please note that these answers are general and may vary depending on the specific application and requirements.