SLUUD90 March   2025 TPS543521

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 Test Setup and Procedure
      1. 2.1.1 EVM Connections
      2. 2.1.2 Test Equipment
      3. 2.1.3 Recommended Test Setup
        1. 2.1.3.1 Input Connections
        2. 2.1.3.2 Output connections
      4. 2.1.4 Test Procedure
        1. 2.1.4.1 Line and Load Regulation, Efficiency
  8. 3Hardware Design Files
    1. 3.1 Schematic
    2. 3.2 PCB Layout
    3. 3.3 Bill of Materials
  9. 4Compliance Information
    1. 4.1 Compliance and Certifications
  10. 5Additional Information
    1. 5.1 Trademarks
  11. 6Related Documentation

3.1 Schematic

The following figure shows the schematic for the TPS543521EVM.

TPS543521EVM TPS543521EVM Schematic DiagramFigure 3-1 TPS543521EVM Schematic Diagram

The default operating frequency of TPS543521EVM is 500kHz with RT resistor(R10) float, and default mode is ECO, external soft start, spread spectrum. If another frequency or mode is needed, then refer to the related description of RT and mode in the TPS543x21 3.8V to 18V, 5A, 4A, 3A, Synchronous Buck Converter With User Selectable Mode data sheet