ZHCS855F March   2012  – July 2015 TPS65300-Q1

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 Pin Configuration and Functions
  6. 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  DC Characteristics
    6. 6.6  Timing Requirements
    7. 6.7  Switching Characteristics
    8. 6.8  Typical Characteristics
    9. 6.9  5-V Linear Regulator (5VO)
    10. 6.10 3.3-V Linear Regulator Controller (3.3VO)
    11. 6.11 1.234-V Linear Regulator Controller (1.2VO)
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Detailed Pin Descriptions
      2. 7.3.2 Buck Converter
        1. 7.3.2.1  PWM Operation
        2. 7.3.2.2  Voltage-Mode Control Loop
        3. 7.3.2.3  Output Voltage 5.3 V (VREG)
        4. 7.3.2.4  Switching Frequency (RT/CLK)
        5. 7.3.2.5  Boost Capacitor (BOOT)
        6. 7.3.2.6  Soft Start (SS)
        7. 7.3.2.7  Power-On Delay (DELAY)
        8. 7.3.2.8  Reset (nRST)
        9. 7.3.2.9  Thermal Shutdown
        10. 7.3.2.10 Reset Function
      3. 7.3.3 Linear Regulators
        1. 7.3.3.1 Fixed Linear Regulator Output (5.3 V)
        2. 7.3.3.2 Fixed Linear Regulator Controller (3.3 V)
        3. 7.3.3.3 Fixed Linear Regulator Controller (1.2 V)
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operational Mode
      2. 7.4.2 Buck Converter Modes of Operation
        1. 7.4.2.1 Continuous-Conduction Mode (CCM)
        2. 7.4.2.2 Discontinuous Mode (DCM)
        3. 7.4.2.3 Tracking Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Duty Cycle
        2. 8.2.2.2 Output Inductor Selection (L)
        3. 8.2.2.3 Output Capacitor Selection (CO)
        4. 8.2.2.4 External Schottky Diode (D)
        5. 8.2.2.5 Input Capacitor (CI)
        6. 8.2.2.6 Loop Compensation
        7. 8.2.2.7 Loop-Control Frequency Compensation
          1. 8.2.2.7.1 Type III Compensation
          2. 8.2.2.7.2 PWM Modulator Gain K
          3. 8.2.2.7.3 Resistor Values
          4. 8.2.2.7.4 Gain of Amplifier
          5. 8.2.2.7.5 Poles and Zero Frequencies
        8. 8.2.2.8 Power Dissipation
          1. 8.2.2.8.1 Switch-Mode Power-Supply Losses
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Inductor L
      2. 10.1.2 Input Filter Capacitors CI
      3. 10.1.3 Feedback
      4. 10.1.4 Traces and Ground Plane
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 文档支持
      1. 11.2.1 相关文档　
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 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

12 机械封装和可订购信息

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