SLDS187C October   2018  – June 2026 TPS65216

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Wake-Up and Power-Up and Power-Down Sequencing
        1. 6.3.1.1  Power-Up Sequencing
        2. 6.3.1.2  Power-Down Sequencing
        3. 6.3.1.3  Strobe 1 and Strobe 2
        4. 6.3.1.4  Supply Voltage Supervisor and Power-Good (PGOOD)
        5. 6.3.1.5  Internal LDO (INT_LDO)
        6. 6.3.1.6  Current Limited Load Switch
        7. 6.3.1.7  LDO1
        8. 6.3.1.8  UVLO
        9. 6.3.1.9  Power-Fail Comparator
        10. 6.3.1.10 DCDC3 and DCDC4 Power-Up Default Selection
        11. 6.3.1.11 I/O Configuration
          1. 6.3.1.11.1 Using GPIO2 as Reset Signal to DCDC1 and DCDC2
        12. 6.3.1.12 Push Button Input (PB)
          1. 6.3.1.12.1 Signaling PB-Low Event on the nWAKEUP Pin
          2. 6.3.1.12.2 Push Button Reset
        13. 6.3.1.13 AC_DET Input (AC_DET)
        14. 6.3.1.14 Interrupt Pin (INT)
        15. 6.3.1.15 I2C Bus Operation
    4. 6.4 Device Functional Modes
      1. 6.4.1 Modes of Operation
      2. 6.4.2 OFF
      3. 6.4.3 ACTIVE
      4. 6.4.4 SUSPEND
      5. 6.4.5 RESET
  8. 7 Register Maps
  9. 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 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
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Third-Party Products Disclaimer
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Package Option Addendum
      1. 11.1.1 Packaging Information
      2. 11.1.2 Tape and Reel Information

6.3.1.3 Strobe 1 and Strobe 2

STROBE 1 and STROBE 2 are special strobes that are not used in the TPS65216 device, but STROBE 1 and STROBE 2 are still executed for power-up. The power-up sequence starts at STROBE 3 after DLY1 and DLY2 timers. The power-down sequence ends at STROBE 3.

TPS65216 Power-Down Sequences to OFF State; PWR_EN is Power-Down Event Figure 6-4 Power-Down Sequences to OFF State; PWR_EN is Power-Down Event
TPS65216 Power-Down Sequences to SUSPEND State; PWR_EN is Power-Down Event
STROBE2 and STROBE1 are not shown.
Figure 6-5 Power-Down Sequences to SUSPEND State; PWR_EN is Power-Down Event
TPS65216 Power-Down Sequences to RECOVERY State; TSD or UV is Power-Down Event
STROBE2 and STROBE1 are not shown.
Figure 6-6 Power-Down Sequences to RECOVERY State; TSD or UV is Power-Down Event