ZHCSNM6A May   2021  – August 2021 TPS6521855

PRODUCTION DATA  

1. 1 特性
2. 2 应用
3. 3 说明
   1.     4
4. 4 Revision History
5. 5 Pin Configuration and 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 Wake-Up and Power-Up and Power-Down Sequencing
         1. 7.3.1.1  Power-Up Sequencing
         2. 7.3.1.2  Power-Down Sequencing
         3. 7.3.1.3  Strobe 1 and Strobe 2
         4. 7.3.1.4  Supply Voltage Supervisor and Power-Good (PGOOD)
         5. 7.3.1.5  Internal LDO (INT_LDO)
         6. 7.3.1.6  Current Limited Load Switches
            1. 7.3.1.6.1 Load Switch 1 (LS1)
            2. 7.3.1.6.2 Load Switch 2 (LS2)
            3. 7.3.1.6.3 Load Switch 3 (LS3)
         7. 7.3.1.7  LDO1
         8. 7.3.1.8  UVLO
         9. 7.3.1.9  Power-Fail Comparator
         10. 7.3.1.10 DCDC3 and DCDC4 Power-Up Default Selection
         11. 7.3.1.11 I/O Configuration
             1. 7.3.1.11.1 Using GPIO3 as Reset Signal to DCDC1 and DCDC2
         12. 7.3.1.12 Push Button Input (PB)
             1. 7.3.1.12.1 Signaling PB-Low Event on the nWAKEUP Pin
             2. 7.3.1.12.2 Push Button Reset
         13. 7.3.1.13 AC_DET Input (AC_DET)
         14. 7.3.1.14 Interrupt Pin (INT)
         15. 7.3.1.15 I2C Bus Operation
   4. 7.4 Device Functional Modes
      1. 7.4.1 Modes of Operation
      2. 7.4.2 OFF
      3. 7.4.3 ACTIVE
      4. 7.4.4 SUSPEND
      5. 7.4.5 RESET
   5. 7.5 Register Maps
8. 8 Application and Implementation
   1. 8.1 Application Information
      1. 8.1.1 Applications Without Backup Battery
      2. 8.1.2 Applications Without Battery Backup Supplies
   2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
         1. 8.2.2.1 Output Filter Design
         2. 8.2.2.2 Inductor Selection for Buck Converters
         3. 8.2.2.3 Output Capacitor Selection
      3. 8.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11Device and Documentation Support
    1. 11.1 Documentation Support
       1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 支持资源
    4. 11.4 Trademarks
    5. 11.5 静电放电警告
    6. 11.6 术语表
12. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Package Option Addendum
       1. 12.1.1 Packaging Information
       2. 12.1.2 Tape and Reel Information