SLDU028A January   2018  – March 2020 TPS65313-Q1

 

  1.   TPS65313-EVM User’s Guide
    1.     Trademarks
    2. 1  TPS65313-EVM Top View With Basic External Connections
    3. 2  TPS65313-EVM Input, Output Voltages, and Load Current Requirements
    4. 3  TPS65313-EVM Jumper Settings
    5. 4  TPS65313-EVM GUI Installing and Opening the GUI
    6. 5  TPS65313-EVM Power-Up and Power-Down Procedure
    7. 6  TPS65313 GUI
      1. 6.1 Device Controls Page
        1. 6.1.1 Re-Initialize USB2ANY Button
        2. 6.1.2 WAKE Button
        3. 6.1.3 Power Off Button
        4. 6.1.4 Device Status Update
        5. 6.1.5 State Transitions
        6. 6.1.6 Enable Q&A Watchdog
        7. 6.1.7 MCU Error Signal Monitor (ESM)
        8. 6.1.8 SPI Status Bits
        9. 6.1.9 Moniter ENDRV and NRES Button
      2. 6.2 Register Map Page
      3. 6.3 EEPROM Programming Page
    8. 7  TPS65313-EVM Typical Plots
      1. 7.1 Efficiency Plots
      2. 7.2 Power-Up Plots
      3. 7.3 Power-Down Plots
      4. 7.4 Ripple Voltage Plots
      5. 7.5 Load Transient Plots
      6. 7.6 Stability Measurements
    9. 8  TPS65313-EVM Schematic Diagram
    10. 9  TPS65313-EVM Part List
    11. 10 PCB Layer Diagram
    12. 11 Description of the Watchdog Algorithm Implemented on EVM
  2.   Revision History

7.4 Ripple Voltage Plots

All the ripple measurements were done with a 20-MHz bandwidth differential active probe. The ripple was measured directly across the output capacitor.

tps65313-evm-buck1-ripple-voltage-with-3-a-load-current-for-3p3vout.gifFigure 18. BUCK1 Ripple Voltage With 3-A Load Current for 3.3-V Output Voltage

tps65313-evm-buck2-ripple-voltage-with-2-a-load-current-for-1p2vout.gifFigure 20. BUCK2 Ripple Voltage With 2-A Load Current for 1.2-V Output Voltage

tps65313-evm-buck2-ripple-voltage-with-2-a-load-current-for-2p3vout.gifFigure 22. BUCK2 Ripple Voltage With 2-A Load Current for 2.3-V Output Voltage

tps65313-evm-buck1-ripple-voltage-with-3-a-load-current-for-3p6vout.gifFigure 19. BUCK1 Ripple Voltage With 3-A Load Current for 3.6-V Output Voltage

tps65313-evm-buck2-ripple-voltage-with-2-a-load-current-for-1p8vout.gifFigure 21. BUCK2 Ripple Voltage With 2-A Load Current for 1.8-V Output Voltage

tps65313-evm-boost-ripple-voltage-with-0-6-a-load-current.gifFigure 23. BOOST Ripple Voltage With 0.6-A Load Current

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