ZHCSAL3R December   2005  – April 2017 TPS74401

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
  4. 修订历史记录
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Enable, Shutdown
      2. 7.3.2 Power-Good (VQFN Package Only)
      3. 7.3.3 Internal Current Limit
      4. 7.3.4 Thermal Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Dropout Operation
      3. 7.4.3 Disabled
    5. 7.5 Programming
      1. 7.5.1 Programmable Soft-Start
      2. 7.5.2 Sequencing Requirements
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Input, Output, and Bias Capacitor Requirements
      2. 8.1.2 Transient Response
      3. 8.1.3 Dropout Voltage
      4. 8.1.4 Output Noise
    2. 8.2 Typical Applications
      1. 8.2.1 Setting the TPS74401
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Using an Auxiliary Bias Rail
      3. 8.2.3 Without an Auxiliary Bias
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Power Dissipation
    4. 10.4 Thermal Considerations
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
        1. 11.1.1.1 评估模块
        2. 11.1.1.2 Spice 模型
    2. 11.2 文档支持
      1. 11.2.1 相关文档 
    3. 11.3 接收文档更新通知
    4. 11.4 社区资源
    5. 11.5 商标
    6. 11.6 静电放电警告
    7. 11.7 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

器件和文档支持

器件支持

开发支持

评估模块

提供了评估模块 (EVM),您可以借此来对使用 TPS74401 时的电路性能进行初始评估。TPS74401EVM-118 评估模块(和相关的用户指南)可在米6体育平台手机版_好二三四 (TI) 网站上的米6体育平台手机版_好二三四文件夹中获取,也可直接从 TI 网上商店购买。

Spice 模型

分析模拟电路和系统的性能时,使用 SPICE 模型对电路性能进行计算机仿真非常有用。您可以从米6体育平台手机版_好二三四文件夹中的工具与软件下获取 TPS74401 的 SPICE 模型。

接收文档更新通知

如需接收文档更新通知,请访问 www.yogichopra.com 网站上的器件米6体育平台手机版_好二三四文件夹。点击右上角的提醒我 (Alert me) 注册后,即可每周定期收到已更改的米6体育平台手机版_好二三四信息。有关更改的详细信息,请查阅已修订文档中包含的修订历史记录。

社区资源

The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.

    TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
    Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.

商标

E2E is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

静电放电警告

esds-image

ESD 可能会损坏该集成电路。米6体育平台手机版_好二三四 (TI) 建议通过适当的预防措施处理所有集成电路。如果不遵守正确的处理措施和安装程序 , 可能会损坏集成电路。

ESD 的损坏小至导致微小的性能降级 , 大至整个器件故障。 精密的集成电路可能更容易受到损坏 , 这是因为非常细微的参数更改都可能会导致器件与其发布的规格不相符。

Glossary

SLYZ022TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.