ZHCSE11A June   2015  – June 2015 TPS62745 , TPS627451

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 典型应用电路原理图
  5. 5 修订历史记录
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Timing Characteristics
    7. 8.7 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 DCS-Control™
      2. 9.3.2 Enable / Shutdown
      3. 9.3.3 Power Good Output (PG)
      4. 9.3.4 Output Voltage Selection (VSEL1 - 4)
      5. 9.3.5 Input Voltage Switch
    4. 9.4 Device Functional Modes
      1. 9.4.1 Soft Start
    5. 9.5 VOUT Discharge
    6. 9.6 Internal Current Limit
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Output Voltage Selection (VSEL1 - 4)
        2. 10.2.2.2 Output Filter Design (Inductor and Output Capacitor)
        3. 10.2.2.3 Inductor Selection
        4. 10.2.2.4 DC/DC Output Capacitor Selection
        5. 10.2.2.5 Input Capacitor Selection
      3. 10.2.3 Application Curves
    3. 10.3 System Examples
      1. 10.3.1 TPS62745 Set to a Fixed Voltage of 3.3 V
        1. 10.3.1.1 Design Requirements
        2. 10.3.1.2 Detailed Design Procedure
        3. 10.3.1.3 Application Curves
      2. 10.3.2 Dynamic Voltage Change on TPS62745
        1. 10.3.2.1 Design Requirements
        2. 10.3.2.2 Detailed Design Procedure
        3. 10.3.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 器件支持
      1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 相关链接
    3. 13.3 社区资源
    4. 13.4 商标
    5. 13.5 静电放电警告
    6. 13.6 Glossary
  14. 14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

13 器件和文档支持

13.1 器件支持

13.1.1 Third-Party Products Disclaimer

TI'S PUBLICATION OF INFORMATION REGARDING THIRD-PARTY PRODUCTS OR SERVICES DOES NOT CONSTITUTE AN ENDORSEMENT REGARDING THE SUITABILITY OF SUCH PRODUCTS OR SERVICES OR A WARRANTY, REPRESENTATION OR ENDORSEMENT OF SUCH PRODUCTS OR SERVICES, EITHER ALONE OR IN COMBINATION WITH ANY TI PRODUCT OR SERVICE.

13.2 相关链接

以下表格列出了快速访问链接。 范围包括技术文档、支持与社区资源、工具和软件，并且可以快速访问样片或购买链接。

Table 9. 相关链接

器件 产品文件夹 样片与购买 技术文档 工具与软件 支持与社区
TPS62745 请单击此处 请单击此处 请单击此处 请单击此处 请单击此处
TPS627451 请单击此处 请单击此处 请单击此处 请单击此处 请单击此处

13.3 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.

13.4 商标

DCS-Control, E2E are trademarks of Texas Instruments.

All other trademarks are the property of their respective owners.

13.5 静电放电警告

esds-image

这些装置包含有限的内置 ESD 保护。 存储或装卸时，应将导线一起截短或将装置放置于导电泡棉中，以防止 MOS 门极遭受静电损伤。

13.6 Glossary

SLYZ022 — TI Glossary.

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