ZHCSA92G August   2012  – June 2018 TPS54360

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化电路原理图
      2.      效率与负载电流间的关系
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Fixed Frequency PWM Control
      2. 7.3.2  Slope Compensation Output Current
      3. 7.3.3  Pulse Skip Eco-mode
      4. 7.3.4  Low Dropout Operation and Bootstrap Voltage (BOOT)
      5. 7.3.5  Error Amplifier
      6. 7.3.6  Adjusting the Output Voltage
      7. 7.3.7  Enable and Adjusting Undervoltage Lockout
      8. 7.3.8  Internal Soft-Start
      9. 7.3.9  Constant Switching Frequency and Timing Resistor (RT/CLK) Terminal)
      10. 7.3.10 Accurate Current Limit Operation and Maximum Switching Frequency
      11. 7.3.11 Synchronization to RT/CLK Terminal
      12. 7.3.12 Overvoltage Protection
      13. 7.3.13 Thermal Shutdown
      14. 7.3.14 Small Signal Model for Loop Response
      15. 7.3.15 Simple Small Signal Model for Peak Current Mode Control
      16. 7.3.16 Small Signal Model for Frequency Compensation
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operation with VIN = < 4.5 V (Minimum VIN)
      2. 7.4.2 Operation with EN Control
      3. 7.4.3 Alternate Power Supply Topologies
        1. 7.4.3.1 Inverting Power
        2. 7.4.3.2 Split-Rail Power Supply
  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  Custom Design with WEBENCH® Tools
        2. 8.2.2.2  Selecting the Switching Frequency
        3. 8.2.2.3  Output Inductor Selection (LO)
        4. 8.2.2.4  Output Capacitor
        5. 8.2.2.5  Catch Diode
        6. 8.2.2.6  Input Capacitor
        7. 8.2.2.7  Bootstrap Capacitor Selection
        8. 8.2.2.8  Undervoltage Lockout Set Point
        9. 8.2.2.9  Output Voltage and Feedback Resistors Selection
        10. 8.2.2.10 Minimum VIN
        11. 8.2.2.11 Compensation
        12. 8.2.2.12 Discontinuous Conduction Mode and Eco-mode Boundary
        13. 8.2.2.13 Power Dissipation Estimate
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
      1. 10.2.1 Estimated Circuit Area
  11. 11器件和文档支持
    1. 11.1 文档支持
      1. 11.1.1 使用 WEBENCH® 工具定制设计方案
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
  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

6.7 Typical Characteristics

TPS54360 G001_SLVSBB4.png
Figure 1. On Resistance vs Junction Temperature
TPS54360 G003_SLVSBB4.png
Figure 3. Switch Current Limit vs Junction Temperature
TPS54360 G002_SLVSBB4.png
Figure 2. Voltage Reference vs Junction Temperature
TPS54360 G004_SLVSBB4.png
Figure 4. Switch Current Limit vs Input Voltage
TPS54360 G005_SLVSBB4.png
Figure 5. Switching Frequency vs Junction Temperature
TPS54360 G007_SLVSBB4.png
Figure 7. Switching Frequency vs RT/CLK Resistance
High Frequency Range
TPS54360 G009_SLVSBB4.png
Figure 9. EA Transconductance During Soft-Start vs Junction Temperature
TPS54360 G011_SLVSBB4.gif
Figure 11. EN Terminal Current vs Junction Temperature
TPS54360 G0112a_SLVSBB4.png
Figure 13. EN Terminal Current Hysteresis vs Junction Temperature
TPS54360 G014_SLVSBB4.png
Figure 15. Shutdown Supply Current vs Junction Temperature
TPS54360 G016_SLVSBB4.png
Figure 17. VIN Supply Current vs Junction Temperature
TPS54360 G018_SLVSBB4.png
Figure 19. BOOT-SW UVLO vs Junction Temperature
TPS54360 G021_SLVSBB4.gif
Figure 21. Soft-Start Time vs Switching Frequency
TPS54360 G006_SLVSBB4.png
Figure 6. Switching Frequency vs RT/CLK Resistance
Low Frequency Range
TPS54360 G008_SLVSBB4.png
Figure 8. EA Transconductance vs Junction Temperature
TPS54360 G010_SLVSBB4.png
Figure 10. EN Terminal Voltage vs Junction Temperature
TPS54360 G012_SLVSBB4.gif
Figure 12. EN Terminal Current vs Junction Temperature
TPS54360 G013_SLVSBB4.png
Figure 14. Switching Frequency vs FB
TPS54360 G015_SLVSBB4.png
Figure 16. Shutdown Supply Current vs Input Voltage (VIN)
TPS54360 G017_SLVSBB4.png
Figure 18. VIN Supply Current vs Input Voltage
TPS54360 G019_SLVSBB4.png
Figure 20. Input Voltage UVLO vs Junction Temperature
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