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BQ2083DBT-V1P3

产品分类: 电池管理芯片
厂牌: TEXAS INSTRUMENTS
产品描述: 3V 3.6V SMBus Battery Monitor 锂离子电池 TSSOP-38 贴片安装
供应商型号: 25E-BQ2083DBT-V1P3
供应商: 国内现货
标准整包数: 1
TEXAS INSTRUMENTS 电池管理芯片 BQ2083DBT-V1P3

BQ2083DBT-V1P3概述

    Product Introduction
    The bq2083-V1P3 is a highly advanced battery fuel gauge integrated circuit (IC) designed for lithium-ion (Li-ion) and lithium-polymer (Li-Polymer) battery packs. This IC is part of the Smart Battery System (SBS) specification, version 1.1 compliant, and works in conjunction with the TI bq29311 Analog Front End (AFE) protection IC to provide comprehensive battery management solutions. It is particularly well-suited for applications such as notebook PCs, medical equipment, and portable instrumentation.
    Technical Parameters
    | Parameter | Value |

    | Operating Voltage | 3.0 V to 3.6 V |
    | Temperature Range | -20°C to 85°C |
    | Supply Current (Typical) | 450 µA |
    | Input Voltage Range | -0.3 V to VDD + 0.3 V |
    | SMBus Communication | 100 kHz (max) |
    | Cell Voltage Monitoring | Up to 4 cells |
    | Current Measurement Range | -0.3 V to 1.0 V |
    | ADC Resolution | 16-bit (Voltage & Temperature) |
    Key Features and Advantages
    The bq2083-V1P3 offers several unique features that make it stand out in the market:
    1. Accurate Charge Measurement: Utilizes a high-resolution integrating converter to measure battery charge and discharge currents with a resolution better than 3-nVh.
    2. Smart Battery Support: Complies with SBS v1.1, enabling seamless integration with smart battery systems.
    3. Low Power Consumption: Operates with minimal current consumption, ideal for portable devices.
    4. Integrated Flash Memory: Contains 512 bytes of internal flash memory, eliminating the need for external EEPROM.
    5. User-Friendly Interface: Features a 3-, 4-, or 5-segment LED display driver to indicate remaining battery capacity.
    Application Case Studies and Usage Recommendations
    Case Study: Notebook PCs
    The bq2083-V1P3 is extensively used in notebook PCs to provide real-time battery health monitoring. To optimize performance:
    - Ensure proper calibration of the integrating ADC to reduce measurement errors.
    - Use an external NTC thermistor for accurate temperature readings, as the internal temperature sensor might not be as precise.
    Case Study: Medical Devices
    For medical equipment, the IC's ability to handle multiple battery chemistries and its robustness in various environments make it ideal. Recommendations include:
    - Regularly update the flash memory with the latest calibration data to ensure accurate capacity tracking.
    - Implement fail-safe mechanisms using the SAFE output to prevent overcharging or deep discharging.
    Compatibility and Support
    The bq2083-V1P3 is compatible with a wide range of devices that support the SMBus protocol. Texas Instruments offers comprehensive support through documentation, application notes, and a dedicated technical support team. Users are encouraged to leverage these resources for optimal performance and troubleshooting.
    Common Issues and Solutions
    1. Problem: Incorrect Temperature Readings
    - Solution: Verify the connection of the NTC thermistor and recalibrate the temperature settings in the flash memory.
    2. Problem: Inaccurate Remaining Capacity
    - Solution: Perform an autocalibration process by grounding the SMBus lines for at least 20 seconds to correct offset errors.
    3. Problem: Device Not Responding
    - Solution: Check the supply voltage and ensure proper connections to the bq29311 AFE IC.
    Conclusion and Recommendation
    The bq2083-V1P3 is a versatile and reliable solution for managing lithium-based batteries in diverse electronic devices. Its key strengths—high-precision charge measurement, compact design, and compliance with industry standards—make it an excellent choice for developers looking to enhance their battery management systems. While it is no longer recommended for new designs, it remains a solid option for existin

BQ2083DBT-V1P3参数

参数
故障保护 -
最大工作供电电压 3.6V
接口类型 SMBus
功能 Battery Monitor
最小输出电压 -
电池类型 锂离子电池
输出电流 -
最大输出电压 -
最小工作供电电压 3V
通用封装 TSSOP-38
安装方式 贴片安装
零件状态 新设计不推荐
包装方式 散装,管装

BQ2083DBT-V1P3厂商介绍

Texas Instruments(简称TI),是一家总部位于美国德克萨斯州达拉斯的全球性半导体设计与制造公司,成立于1930年。TI是全球领先的模拟技术、数字信号处理和微控制器(MCU)领域的供应商。

主营产品分类:
1. 模拟产品:包括电源管理、信号链和接口产品,广泛应用于工业、汽车、医疗等领域。
2. 嵌入式处理:包括微控制器(MCU)、数字信号处理器(DSP)和处理器,广泛应用于消费电子、工业控制、汽车电子等领域。
3. 无线产品:包括无线通信模块和解决方案,应用于物联网、智能城市、智能家居等领域。
4. 计算器:TI也是知名的计算器制造商,拥有多款科学计算器和图形计算器产品。

应用领域:
TI的产品和技术广泛应用于通信、计算机、消费电子、汽车、工业、医疗等多个领域。

优势:
1. 技术创新:TI在模拟、嵌入式处理和无线通信领域拥有强大的研发实力和专利技术。
2. 产品多样性:TI提供广泛的产品线,满足不同客户的需求。
3. 客户支持:TI在全球设有技术支持中心,为客户提供专业的技术支持和解决方案。
4. 供应链管理:TI拥有强大的供应链管理能力,确保产品的稳定供应和交付。

BQ2083DBT-V1P3数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
10+ ¥ 69.8013
5000+ ¥ 66.6768
10000+ ¥ 64.2615
库存: 811
起订量: 144 增量: 0
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最小起订量为:10
合计: ¥ 698.01
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