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MP2143DJ-Z

产品分类: 电池管理芯片
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MONOLITHIC POWER SYSTEMS 电池管理芯片 MP2143DJ-Z

MP2143DJ-Z概述

    MP2143: 3A, 5.5V, 1.2MHz, 40μA IQ, COT Synchronous Step-Down Switcher
    Product Introduction
    The MP2143 is a high-efficiency, monolithic synchronous step-down switching converter designed for high-performance applications. This IC features integrated internal power MOSFETs, enabling it to deliver up to 3A of continuous output current over an input voltage range of 2.5V to 5.5V. Its compact design makes it ideal for space-constrained environments, such as high-performance DSPs, FPGAs, smartphones, portable instruments, and DVD drivers.
    Technical Parameters
    Here are the key technical specifications for the MP2143:
    - Input Voltage Range: 2.5V to 5.5V
    - Output Voltage: Adjustable down to 0.6V
    - Switching Frequency: 1.2MHz (default)
    - Efficiency: Supports up to 3A output current
    - Idle Mode Current (IQ): 40μA
    - Internal MOSFETs: 80mΩ (P-channel) and 40mΩ (N-channel)
    - Protection Features: Includes cycle-by-cycle current limiting and thermal shutdown
    - Package Type: TSOT23-8
    Product Features and Advantages
    The MP2143 excels in several areas, making it a standout solution for modern electronic systems:
    - High Efficiency: With low idle mode current (40μA), it ensures excellent power-saving capabilities.
    - Compact Design: The TSOT23-8 package minimizes board space usage, crucial for portable devices.
    - Advanced Control: Constant-on-time control provides fast transient response, reducing loop stabilization efforts.
    - Wide Compatibility: Suitable for various operating conditions and applications, including high-performance DSPs, FPGAs, and battery-operated systems.
    - Robust Protection Mechanisms: Features like cycle-by-cycle over-current protection and thermal shutdown ensure long-term reliability.
    Application Cases and Usage Recommendations
    The MP2143 is versatile and finds application in multiple scenarios:
    - Low Voltage I/O Systems: Ideal for powering low-voltage circuits within digital devices.
    - Handheld Devices: Its low current draw and compact size make it suitable for smartphones and other portable gadgets.
    - Wireless Networking: Supports wireless cards and networking equipment with stable power delivery.
    Usage Tips:
    - Always connect a ceramic capacitor near the IC to enhance stability.
    - Choose an inductor with minimal DC resistance (<15mΩ) for optimal efficiency.
    - Ensure proper thermal management, especially in high-load scenarios.
    Compatibility and Support
    The MP2143 works seamlessly with various other electronic components, ensuring compatibility across different systems. Manufacturers provide extensive documentation and support, including design tools and evaluation kits, aiding engineers in integrating the IC effectively.
    Common Issues and Solutions
    Some common issues users might encounter include:
    - Overheating: Solution—Use a heat sink or better airflow around the component.
    - Insufficient Output Voltage Regulation: Solution—Adjust the feedback resistors to achieve the desired output voltage.
    - Intermittent Functionality: Solution—Verify all connections and check for dry joints.
    Conclusion and Recommendation
    The MP2143 is a highly efficient, reliable, and versatile power management solution tailored for a broad range of applications. Its small footprint, advanced control mechanisms, and robust protective features make it an excellent choice for developers looking to optimize power delivery in their designs. Given its performance and ease of integration, we strongly recommend the MP2143 for projects requiring a high-performance switching converter.

MP2143DJ-Z参数

参数
输出电流 -
功能 -
最小输出电压 -
最小工作供电电压 -
电池类型 -
故障保护 -
最大工作供电电压 -
接口类型 -
最大输出电压 -
长*宽*高 2.9mm*1.6mm*1mm
通用封装 TSOT-23-8
安装方式 贴片安装,黏合安装
应用等级 工业级
零件状态 在售
包装方式 卷带包装

MP2143DJ-Z厂商介绍

Monolithic Power Systems(MPS)是一家领先的高性能模拟半导体公司,专注于为广泛的电子系统提供电源管理解决方案。公司总部位于美国加利福尼亚州,成立于1997年,并于2004年在纳斯达克上市。

MPS的主要产品分为以下几类:
1. DC-DC转换器:用于将电池或其他电源的电压转换为所需的电压和电流。
2. AC-DC电源解决方案:将交流电转换为直流电,适用于各种电子设备。
3. 线性稳压器:提供稳定的电压输出,适用于需要精确电压的应用。
4. 电池管理IC:包括电池充电器和保护电路,确保电池安全和延长寿命。
5. LED驱动器:为LED照明提供精确的电流和电压控制。

MPS的产品广泛应用于以下领域:
- 移动设备和通信
- 计算机和服务器
- 工业和汽车
- 医疗设备
- 消费电子产品

Monolithic Power Systems的优势在于:
- 高性能:提供高效率和高精度的电源管理解决方案。
- 高可靠性:产品经过严格的测试,确保在各种环境下的稳定性。
- 创新技术:持续研发新技术,以满足市场对更高性能和更小尺寸的需求。
- 定制解决方案:能够根据客户的具体需求提供定制化的电源管理解决方案。

MP2143DJ-Z数据手册

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MONOLITHIC POWER SYSTEMS 电池管理芯片 MONOLITHIC POWER SYSTEMS MP2143DJ-Z MP2143DJ-Z数据手册

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