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BQ771802DPJR
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BQ771802DPJR

Product Overview

Category

BQ771802DPJR belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for battery management in electronic devices.

Characteristics

  • Integrated circuit designed for battery management
  • Provides various features for efficient battery utilization
  • Monitors and controls charging and discharging processes
  • Offers protection against overcharging, over-discharging, and short circuits

Package

BQ771802DPJR is available in a small outline package (SOP) format.

Essence

The essence of this product lies in its ability to effectively manage and protect batteries in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Number of Pins: 20
  • Battery Cell Compatibility: Lithium-ion (Li-ion), Lithium Polymer (LiPo)

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. BAT: Battery voltage input
  4. TS: Thermistor input for temperature monitoring
  5. SDA: I2C data line
  6. SCL: I2C clock line
  7. INT: Interrupt output
  8. NC: No connection
  9. NC: No connection
  10. NC: No connection
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection
  17. NC: No connection
  18. NC: No connection
  19. NC: No connection
  20. NC: No connection

Functional Features

  • Battery voltage monitoring
  • Charging and discharging current control
  • Temperature monitoring for thermal protection
  • Overvoltage and undervoltage protection
  • Short circuit protection
  • Communication interface for system integration

Advantages and Disadvantages

Advantages

  • Efficient battery management
  • Enhanced battery lifespan
  • Protection against various battery-related issues
  • Integration with system-level communication

Disadvantages

  • Limited compatibility with specific battery types
  • Requires proper configuration and calibration for optimal performance

Working Principles

BQ771802DPJR operates by continuously monitoring the battery voltage, charging and discharging currents, and temperature. It utilizes this information to regulate the charging and discharging processes, ensuring optimal battery utilization and protection. The integrated protection features safeguard the battery from overcharging, over-discharging, and short circuits.

Detailed Application Field Plans

The BQ771802DPJR is widely used in various electronic devices that rely on rechargeable batteries. Some common application fields include:

  1. Portable consumer electronics (e.g., smartphones, tablets, portable gaming devices)
  2. Wearable devices (e.g., smartwatches, fitness trackers)
  3. Medical devices (e.g., portable medical monitors, insulin pumps)
  4. Industrial equipment (e.g., handheld tools, measurement devices)
  5. Automotive applications (e.g., electric vehicles, hybrid vehicles)

Detailed and Complete Alternative Models

  1. BQ771803DPJR
  2. BQ771804DPJR
  3. BQ771805DPJR
  4. BQ771806DPJR
  5. BQ771807DPJR

These alternative models offer similar functionality and can be considered as alternatives to BQ771802DPJR based on specific requirements and compatibility.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät BQ771802DPJR :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of BQ771802DPJR in technical solutions:

  1. Question: What is BQ771802DPJR?
    - Answer: BQ771802DPJR is a specific model of battery management integrated circuit (IC) designed for use in technical solutions.

  2. Question: What is the purpose of BQ771802DPJR?
    - Answer: The purpose of BQ771802DPJR is to monitor and control the charging and discharging of batteries in various applications.

  3. Question: What types of batteries can BQ771802DPJR support?
    - Answer: BQ771802DPJR can support various types of batteries, including lithium-ion, lithium-polymer, and nickel-based batteries.

  4. Question: How does BQ771802DPJR ensure safe battery operation?
    - Answer: BQ771802DPJR incorporates safety features such as overvoltage protection, undervoltage protection, and overcurrent protection to ensure safe battery operation.

  5. Question: Can BQ771802DPJR be used in automotive applications?
    - Answer: Yes, BQ771802DPJR is suitable for automotive applications that require battery management and protection.

  6. Question: Does BQ771802DPJR provide temperature monitoring?
    - Answer: Yes, BQ771802DPJR includes temperature monitoring capabilities to prevent overheating and ensure optimal battery performance.

  7. Question: Is BQ771802DPJR compatible with microcontrollers or other control systems?
    - Answer: Yes, BQ771802DPJR can be easily integrated with microcontrollers or other control systems through its communication interface.

  8. Question: What is the maximum voltage and current rating of BQ771802DPJR?
    - Answer: The maximum voltage rating of BQ771802DPJR is typically around 18V, and the maximum current rating is typically around 2A.

  9. Question: Can BQ771802DPJR be used in portable electronic devices?
    - Answer: Yes, BQ771802DPJR is suitable for use in portable electronic devices that require battery management and protection.

  10. Question: Are there any evaluation boards or development kits available for BQ771802DPJR?
    - Answer: Yes, Texas Instruments (the manufacturer) provides evaluation boards and development kits to facilitate the design and testing of solutions using BQ771802DPJR.

Please note that the specific details and specifications may vary, so it's always recommended to refer to the official documentation and datasheet for accurate information about BQ771802DPJR.