SLUUCV0B August   2023  – April 2024 TPSM8287A06 , TPSM8287A10 , TPSM8287A12 , TPSM8287A15

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  6. 2Hardware
    1. 2.1 Safety Instructions
    2. 2.2 Header Information
    3. 2.3 Jumper Information
    4. 2.4 Interfaces
    5. 2.5 Test Points
  7. 3Software
  8. 4Implementation Results
    1. 4.1 Evaluation Setup
      1. 4.1.1 Ripple Measurement Setup
      2. 4.1.2 Operation With Output Voltages Above 2V
      3. 4.1.3 Loop Response Measurement
      4. 4.1.4 Precise Turn-on Voltage
    2. 4.2 Performance Data and Results
  9. 5Hardware Design Files
    1. 5.1 Schematics
    2. 5.2 PCB Layouts
    3. 5.3 Bill of Materials (BOM)
  10. 6Additional Information
    1. 6.1 Trademarks
  11. 7Revision History

4.1.4 Precise Turn-on Voltage

With the jumper on JP1 installed, R2 and R18 can be modified to create a precise turn-on voltage. See Achieving a Clean Start-up by Using a DC/DC Converter with a Precise Enable-pin Threshold technical brief for details. Keep the value of R2 above 15kΩ.