ZHCSJK8F December   2001  – April 2019 TPS54310

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin 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 Dissipation Ratings
    6. 7.6 Electrical 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  Undervoltage Lockout (UVLO)
      2. 8.3.2  Slow Start and Enable (SS/ENA)
      3. 8.3.3  VBIAS Regulator (VBIAS)
      4. 8.3.4  Voltage Reference
      5. 8.3.5  Oscillator and PWM Ramp
      6. 8.3.6  Error Amplifier
      7. 8.3.7  PWM Control
      8. 8.3.8  Dead-Time Control and MOSFET Drivers
      9. 8.3.9  Overcurrent Protection
      10. 8.3.10 Thermal Shutdown
      11. 8.3.11 Powergood (PWRGD)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Continuous Conduction Mode
      2. 8.4.2 Switching Frequency Configuration
  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 Input Voltage
        2. 9.2.2.2 Feedback Circuit
        3. 9.2.2.3 Setting the Output Voltage
        4. 9.2.2.4 Operating Frequency
        5. 9.2.2.5 Output Filter
      3. 9.2.3 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 相关直流/直流产品
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 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

9.2.3 Application Curves

TPS54310 app_efficiency-1.png
Figure 11. Efficiency vs. Load Current
TPS54310 app_TJ-1.png
Figure 13. Junction Temperature vs. Load Current
TPS54310 app_output_ripple-1.png
Figure 15. Output Voltage Ripple
TPS54310 app_power_loss-1.png
Figure 12. Power Loss vs. Load Current
TPS54310 app_load_regulation-1.png
Figure 14. Load Regulation
TPS54310 app_input_ripple-1.png
Figure 16. Input Voltage Ripple
TPS54310 app_startup-1.png
Figure 17. Start-Up From VIN
TPS54310 eff_io_lvs412.gif
Figure 19. Efficiency vs Output Current
TPS54310 g_f_lvs412.gif
Figure 21. Loop Response
TPS54310 ld_trns_res_lvs412.gif
Figure 23. Load Transient Response
TPS54310 ta_il_lvs412.gif
Figure 25. Ambient Temperature vs Load Current
TPS54310 app_bode_plot-1.png
Figure 18. System Bode Plot
TPS54310 vo_il_lvs412.gif
Figure 20. Output Voltage vs Load Current
TPS54310 out_rip_v_lvs412.gif
Figure 22. Output Ripple Voltage
TPS54310 ss_tim_lvs412.gif
Figure 24. Slow-Start Timing