ZHCSKP7 January   2020 TPS22919-Q1

ADVANCE INFORMATION for pre-production products; subject to change without notice.  

  1. 特性
  2. 应用
  3. 说明
    1.     Device Images
      1.      简化原理图
  4. 修订历史记录
  5. Pin Configuration and Functions
    1.     Pin Functions
  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 Switching Characteristics
    7. 6.7 Typical Characteristics
  7. Parameter Measurement Information
    1. 7.1 Test Circuit and Timing Waveforms Diagrams
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 On and Off Control
      2. 8.3.2 Output Short Circuit Protection (ISC)
      3. 8.3.3 Fall Time (tFALL) and Quick Output Discharge (QOD)
        1. 8.3.3.1 QOD When System Power is Removed
    4. 8.4 Device Functional Modes
  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 Limiting Inrush Current
        2. 9.2.2.2 Setting Fall Time for Shutdown Power Sequencing
        3. 9.2.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12器件和文档支持
    1. 12.1 商标
    2. 12.2 静电放电警告
    3. 12.3 Glossary
  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

Typical Characteristics

TPS22919-Q1 D001_SLVSEN5.gif
VON ≤ VIL
Figure 1. Shutdown Current vs Input Voltage
TPS22919-Q1 D003_SLVSEN5.gif
ILOAD = –200 mA
Figure 3. On-Resistance vs Junction Temperature
TPS22919-Q1 D005_SLVSEN5.gif
VON ≤ VIL
Figure 5. VIH/VIL vs Junction Temperature
TPS22919-Q1 D007_SLVSEN5.gif
CL = 0.1 μF RL = 100 Ω
Figure 7. Turn ON Time vs Input Voltage
TPS22919-Q1 D009_SLVSEN5.gif
CL = 0.1 μF RL = 100 Ω
Figure 9. Output Slew Rate vs Input Voltage
TPS22919-Q1 D011_SLVSEN5.gif
RL = 100 Ω TJ = 25°C
Figure 11. Rise Time vs Input Voltage Across Load Capacitance
TPS22919-Q1 D013_SLVSEN5.gif
CL = 0.1 μF TJ = 25°C
Figure 13. Turn ON Time vs Input Voltage Across Load Resistance
TPS22919-Q1 D015_SLVSEN5.gif
CL = 0.1 μF TJ = 25°C
Figure 15. Output Slew Rate vs Input Voltage Across Load Resistance
TPS22919-Q1 D018_SLVSEN5.gif
CL = 0.1 μF RL = 100 Ω RPD,QOD = Short
Figure 17. Fall Time vs Input Voltage
TPS22919-Q1 D002_SLVSEN5.gif
VON ≥ VIH
Figure 2. Quiescent Current vs Input Voltage
TPS22919-Q1 D004_SLVSEN5.gif
VON ≤ VIL
Figure 4. QOD Resistance vs Input Voltage
TPS22919-Q1 D006_SLVSEN5.gif
VON ≤ VIL
Figure 6. ON Pull Down Resistance vs Junction Temperature
TPS22919-Q1 D008_SLVSEN5.gif
CL = 0.1 μF RL = 100 Ω
Figure 8. Rise Time vs Input Voltage
TPS22919-Q1 D010_SLVSEN5.gif
RL = 100 Ω TJ = 25°C
Figure 10. Turn ON Time vs Input Voltage Across Load Capacitance
TPS22919-Q1 D012_SLVSEN5.gif
RL = 100 Ω TJ = 25°C
Figure 12. Slew Rate vs Input Voltage Across Load Capacitance
TPS22919-Q1 D014_SLVSEN5.gif
CL = 0.1 μF TJ = 25°C
Figure 14. Rise Time vs Input Voltage Across Load Resistance
TPS22919-Q1 D016_SLVSEN5.gif
CL = 0.1 μF RL = 100 Ω
Figure 16. Turn OFF Time vs Input Voltage
TPS22919-Q1 Rise_1_8.png
CL = 0.1 μF RL = 100 Ω
Figure 18. Rise Time with VIN = 1.8 V
TPS22919-Q1 Rise_5.png
CL = 0.1 μF RL = 100 Ω
Figure 20. Rise Time with VIN = 5 V
TPS22919-Q1 Fall_Slow.png
CL = 10 μF RL = 100 Ω
Figure 22. Turn Off with a Large Load Capacitance
TPS22919-Q1 Hot_Short.png
VIN = 3.3 V
Figure 24. Hot Short Event when ON
TPS22919-Q1 Rise_3_3.png
CL = 0.1 μF RL = 100 Ω
Figure 19. Rise Time with VIN = 3.3 V
TPS22919-Q1 Fall_fast.png
CL = Open RL = 100 Ω
Figure 21. Turn Off with a Small Load Capacitance
TPS22919-Q1 Turn_on_short.png
VIN = 3.3 V
Figure 23. Turn On Into an Output Short
TPS22919-Q1 Short_then_Recover.png
VIN = 3.3 V
Figure 25. Hot Short Event when ON and Recovery