ZHCSEJ1 December   2015 TPS7H3301-SP

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
  4. 修订历史记录
  5. 说明 (续)
  6. Pin Configuration and Functions
  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 Typical Characteristics
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 VO Sink/Source Regulator
      2. 8.3.2 Reference Input (VDDQSNS)
      3. 8.3.3 Reference Output (VTTREF)
      4. 8.3.4 EN ControL (EN)
      5. 8.3.5 PowerGood Function (PGOOD)
      6. 8.3.6 VO Current Protection
      7. 8.3.7 VIN UVLO Protection
      8. 8.3.8 Thermal Shutdown
    4. 8.4 Device Functional Modes
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 VIN/VDD Capacitor
        2. 9.2.2.2 VLDO Input Capacitor
        3. 9.2.2.3 VTT Output Capacitor
        4. 9.2.2.4 VTTSNS Connection
        5. 9.2.2.5 Low VIN Applications
        6. 9.2.2.6 S3 and Pseudo-S5 Support
        7. 9.2.2.7 Tracking Startup and Shutdown
        8. 9.2.2.8 Output Tolerance Consideration for VTT DIMM Applications
        9. 9.2.2.9 LDO Design Guidelines
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  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

5 说明 (续)

为了简单的启用电源排序,使能输入和电源正常输出 (PGOOD) 已在 TPS7H3301-SP 中集成。PGOOD 输出是开漏输出,因此可在所有电源进入稳压状态时将其与多个开漏输出相连来进行监控。使能信号还可用于在挂起至 RAM (S3) 断电模式时使 VTT 放电。

TPS7H3301-SP 采用 TI 常用的 16 引脚耐热增强型双陶瓷扁平封装 (HKR),TPS7H1101-SP 同样采用这种封装。