ZHCSQS6C November   2007  – January 2024 TPS5420-Q1

PRODUCTION DATA  

1.   1
2. 1特性
3. 2应用
4. 3说明
5. 4静电放电警告
6. 5Ordering Information
7. 6Pin Assignments
   1. 6.1 Terminal Functions
8. 7Specifications
   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
9. 8Application Information
   1. 8.1 Functional Block Diagram
   2. 8.2 Detailed Description
      1. 8.2.1  Oscillator Frequency
      2. 8.2.2  Voltage Reference
      3. 8.2.3  Enable (ENA) and Internal Slow Start
      4. 8.2.4  Undervoltage Lockout (UVLO)
      5. 8.2.5  Boost Capacitor (BOOT)
      6. 8.2.6  Output Feedback (VSENSE)
      7. 8.2.7  Internal Compensation
      8. 8.2.8  Voltage Feed Forward
      9. 8.2.9  Pulse-Width-Modulation (PWM) Control
      10. 8.2.10 Overcurrent Limiting
      11. 8.2.11 Overvoltage Protection (OVP)
      12. 8.2.12 Thermal Shutdown
      13. 8.2.13 PCB Layout
      14. 8.2.14 Application Circuits
      15. 8.2.15 Design Procedure
          1. 8.2.15.1  Design Parameters
          2. 8.2.15.2  Switching Frequency
          3. 8.2.15.3  Input Capacitors
          4. 8.2.15.4  Output Filter Components
             1. 8.2.15.4.1 Inductor Selection
             2. 8.2.15.4.2 Capacitor Selection
             3.        40
             4.        41
          5. 8.2.15.5  Output Voltage Setpoint
          6. 8.2.15.6  Boot Capacitor
          7. 8.2.15.7  Catch Diode
          8. 8.2.15.8  Additional Circuits
          9. 8.2.15.9  Circuit Using Ceramic Output Filter Capacitors
          10. 8.2.15.10 Output Filter Component Selection
          11. 8.2.15.11 External Compensation Network
   3. 8.3 Advanced Information
      1. 8.3.1 Output Voltage Limitations
      2. 8.3.2 Internal Compensation Network
      3. 8.3.3 Thermal Calculations
   4. 8.4 Performance Graphs
10. 9Revision History

TPS5420-Q1 2A 宽输入范围 SWIFT™ 降压转换器

本资源的原文使用英文撰写。 为方便起见，TI 提供了译文；由于翻译过程中可能使用了自动化工具，TI 不保证译文的准确性。 为确认准确性，请务必访问 ti.com 参考最新的英文版本（控制文档）。