ZHCSDN7B March   2015  – May 2015 UCD7138

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 简化电路原理图
  5. 5 修订历史记录
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Switching Characteristics
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Body-Diode Conduction Detection
      2. 8.3.2 Gate Turnon and Turnoff
      3. 8.3.3 VCC and Undervoltage Lockout
      4. 8.3.4 Operating Supply Current
      5. 8.3.5 Driver Stage
    4. 8.4 Device Functional Modes
      1. 8.4.1 UVLO Mode
      2. 8.4.2 Normal Operation Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Half-Bridge LLC
        1. 9.2.1.1 Design Requirements
          1. 9.2.1.1.1 Gate Input
          2. 9.2.1.1.2 Gate Output
          3. 9.2.1.1.3 Drain-to-Source Voltage Sensing
          4. 9.2.1.1.4 DTC Output
          5. 9.2.1.1.5 Turn-on Edge Optimization
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Design Without SR-Control Optimization
          2. 9.2.1.2.2 Setting the DTC Detection Window
          3. 9.2.1.2.3 Setting the Clamps
          4. 9.2.1.2.4 Setting the DTC Optimization Target and Hysteresis
          5. 9.2.1.2.5 Setting the DTC Negative Current Fault Protection
        3. 9.2.1.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 文档支持
      1. 12.1.1 相关文档
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 术语表
  13. 13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

12 器件和文档支持

12.1 文档支持

12.1.1 相关文档

相关文档如下：

  • 《UCD3138A 用于隔离电源的高度集成数字控制器》，SLUSC66
  • 《使用 UCD7138 和 UCD3138A 实现高级同步整流控制》，SLUA737
  • 《UCD3138 数字电源外设编程手册》，SLUU995
  • 《UCD3138A 迁移指南》，SLUA741

12.2 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.

12.3 商标

E2E is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

12.4 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。

12.5 术语表

SLYZ022 — TI 术语表。

这份术语表列出并解释术语、首字母缩略词和定义。