ZHCS026C December   2010  – February 2016 TPS57060-Q1

PRODUCTION DATA.  

  1. 1 特征
  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 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  Low Dropout Operation and Bootstrap Voltage (BOOT)
      4. 7.3.4  Error Amplifier
      5. 7.3.5  Voltage Reference
      6. 7.3.6  Adjusting the Output Voltage
      7. 7.3.7  Enable and Adjusting Undervoltage Lockout (UVLO)
      8. 7.3.8  Slow Start and Tracking Pin (SS/TR)
      9. 7.3.9  Overload Recovery Circuit
      10. 7.3.10 Constant Switching Frequency and Timing Resistor (RT/CLK Pin)
      11. 7.3.11 Overcurrent Protection and Frequency Shift
      12. 7.3.12 Selecting the Switching Frequency
      13. 7.3.13 How to Interface to RT/CLK Pin
      14. 7.3.14 Power Good (PWRGD Pin)
      15. 7.3.15 Overvoltage Transient Protection
      16. 7.3.16 Thermal Shutdown
      17. 7.3.17 Small Signal Model for Loop Response
      18. 7.3.18 Simple Small-Signal Model for Peak Current-Mode Control
      19. 7.3.19 Small Signal Model for Frequency Compensation
    4. 7.4 Device Functional Modes
      1. 7.4.1 Sequencing
      2. 7.4.2 Pulse Skip Eco-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  Selecting the Switching Frequency
        2. 8.2.2.2  Output Inductor Selection (LO)
        3. 8.2.2.3  Output Capacitor
        4. 8.2.2.4  Catch Diode
        5. 8.2.2.5  Input Capacitor
        6. 8.2.2.6  Slow Start 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 Compensation
        11. 8.2.2.11 Discontinuous Mode and Eco Mode Boundary
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Power Dissipation Estimate
  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. 11.1.2 开发支持
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    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

6.6 Typical Characteristics

TPS57060-Q1 rdson_tj_lvsa25.gif
Figure 1. On Resistance vs Junction Temperature
TPS57060-Q1 imax_tj_lvsa25.gif
Figure 3. Switch Current Limit vs Junction Temperature
TPS57060-Q1 fs_rt_clk_lvsa25.gif
Figure 5. Switching Frequency vs RT/CLK Resistance High-Frequency Range
TPS57060-Q1 ea_tj_lvsa25.gif
Figure 7. EA Transconductance During Slow Start vs Junction Temperature
TPS57060-Q1 en_tj_lvsa25.gif
Figure 9. EN Pin Voltage vs Junction Temperature
TPS57060-Q1 ic2_tj_lvsa25.gif
Figure 11. EN Pin Current vs Junction Temperature
TPS57060-Q1 ss_tr2_tj_lvsa25.gif
Figure 13. SS/TR Discharge Current vs Junction Temperature
TPS57060-Q1 icc_tj_lvsa25.gif
Figure 15. Shutdown Supply Current vs Junction Temperature
TPS57060-Q1 icc2_tj_lvsa25.gif
Figure 17. VIN Supply Current vs Junction Temperature
TPS57060-Q1 rdson2_tj_lvsa25.gif
Figure 19. PWRGD On Resistance vs Junction Temperature
TPS57060-Q1 boot_tj_lvsa25.gif
Figure 21. BOOT-PH UVLO vs Junction Temperature
TPS57060-Q1 offset_vs_lvs795.gif
Figure 23. SS/TR to VSENSE Offset vs VSENSE
TPS57060-Q1 vref_tj_lvsa25.gif
Figure 2. Voltage Reference vs Junction Temperature
TPS57060-Q1 fs_tj_lvsa25.gif
Figure 4. Switching Frequency vs Junction Temperature
TPS57060-Q1 fs_rt_clk2_lvsa25.gif
Figure 6. Switching Frequency vs RT/CLK Resistance Low-Frequency Range
TPS57060-Q1 ea2_tj_lvsa25.gif
Figure 8. EA Transconductance vs Junction Temperature
TPS57060-Q1 ic_tj_lvsa25.gif
Figure 10. EN Pin Current vs Junction Temperature
TPS57060-Q1 ss_tr_tj_lvsa25.gif
Figure 12. SS/TR Charge Current vs Junction Temperature
TPS57060-Q1 fs_vsense_lvsa25.gif
Figure 14. Switching Frequency vs VSENSE
TPS57060-Q1 icc_vi_lvsa25.gif
Figure 16. Shutdown Supply Current vs Input Voltage (VIN)
TPS57060-Q1 icc_vi2_lvsa25.gif
Figure 18. VIN Supply Current vs Input Voltage
TPS57060-Q1 pwrgd_tj_lvsa25.gif
Figure 20. PWRGD Threshold vs Junction Temperature
TPS57060-Q1 uvlo_tj_lvsa25.gif
Figure 22. Input Voltage (UVLO) vs Junction Temperature
TPS57060-Q1 offset_tj_lvsa25.gif
Figure 24. SS/TR to VSENSE Offset vs Temperature