ZHCS484H October   2011  – January 2017 TLV62080 , TLV62084 , TLV62084A

UNLESS OTHERWISE NOTED, this document contains PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用范围
  3. 3 说明
  4. 4 修订历史记录
  5. 5  Device Comparison Table
  6. 6 Pin Configurations 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 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 100% Duty-Cycle Low-Dropout Operation
      2. 8.3.2 Enabling and Disabling the Device
      3. 8.3.3 Output Discharge
      4. 8.3.4 Soft Start
      5. 8.3.5 Power Good
      6. 8.3.6 Undervoltage Lockout
      7. 8.3.7 Thermal Shutdown
      8. 8.3.8 Inductor Current-Limit
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power Save Mode
  9. 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 Custom Design With WEBENCH® Tools
        2. 9.2.2.2 Output Filter Design
        3. 9.2.2.3 Inductor Selection
        4. 9.2.2.4 Capacitor Selection
        5. 9.2.2.5 Setting the Output Voltage
      3. 9.2.3 Application Curves
  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. 12.1.2 开发支持
        1. 12.1.2.1 使用 WEBENCH® 工具定制设计方案
    2. 12.2 文档支持
    3. 12.3 相关链接
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 接收文档更新通知
    7. 12.7 社区资源
    8. 12.8 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

4 修订历史记录

Changes from G Revision (September 2016) to H Revision

  • Added WEBENCH® 信息至 特性、详细设计流程和器件支持部分Go
  • Added SW (AC, less than 10 ns) to the Absolute Maximum Rating tableGo

Changes from F Revision (January 2015) to G Revision

Changes from E Revision (February 2014) to F Revision

Changes from D Revision (June 2013) to E Revision

  • Added 器件信息表，电源相关建议，器件和文档支持以及机械、封装和可订购信息部分Go
  • 阐明了 TLV62080 器件的输入范围 2.5V 至 5.5V 以及 TLV62084 器件的输入范围 2.7V 至 5.5VGo
  • Changed the Ordering Information table to the Device Comparison table and removed the Package Marking, TA, and Package columns from the table Go
  • Changed the word pin to terminal in most cases throughout the document Go
  • Added the Handling Ratings table which now contains the storage temperature range and ESD ratings Go
  • Added ILIM range for TLV62084 in Electrical Characteristics tableGo
  • Added the higher output voltage Output Voltage vs Load Current graph in the Typical Characteristics sectionGo
  • Replaced the Switching Frequency vs Load Current graph to the new Switching Frequency vs Output Current graph in the Typical Characteristics sectionGo
  • Replaced the TLV62080 typical application circuit with the circuit for the TLV62084Go
  • Deleted the Parameter Measurement Information Section and moved image and list of components to Typical Application sectionGo
  • Added Table 4 to the Design Requirements section Go
  • Added Moved Waveforms from the Typical Characteristics section into the Application Curves section. Changed LCOIL (coil inductance) to ICOIL (coil current) in the Typical Application (PWM Mode and PFM Mode), Load Transient, Line Transient, and Startup waveformsGo
  • Added the output capacitance and inductance conditions to the first (original) Load Transient graphGo
  • Added the second Load Transient graph (Figure 14)Go

Changes from C Revision (May 2013) to D Revision

  • Deleted TLV62084 device number from datasheetGo

Changes from B Revision (July 2012) to C Revision

Changes from A Revision (November 2011) to B Revision

  • Changed QFN to SON in ORDERING INFORMATIONGo
  • Changed QFN to SON in DEVICE INFORMATIONGo
  • Changed Thermal Pad description in Pin FunctionsGo
  • Changed TJ in the Absolute Maximum Ratings From: –40 to 125°C To: -40 to 150°CGo
  • Changed several instances of DSC to DCS in DEVICE OPERATION sectionGo
  • Changed DSC to DCS in Functional Block DiagramGo

Changes from * Revision (October 2011) to A Revision