SLUUCZ6B May   2024  – August 2024 TPS513885

 

  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. 3Implementation Results
    1. 3.1 Performance Data and Results
      1. 3.1.1 EVM Characteristics
      2. 3.1.2 Conversion Efficiency
      3. 3.1.3 Operating Waveforms
        1. 3.1.3.1 Start-Up and Shutdown with EN
        2. 3.1.3.2 Start-Up with VIN
        3. 3.1.3.3 Load Transient Response
        4. 3.1.3.4 Output Voltage Ripple
      4. 3.1.4 Thermal Performance
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
      1. 4.2.1 Multi-Layer Stackup
      2. 4.2.2 Component Drawings
    3. 4.3 Bill of Materials
  10. 5Compliance Information
    1. 5.1 Compliance and Certifications
  11. 6Additional Information
    1. 6.1 Trademarks
  12. 7Related Documentation
  13. 8Revision History

1.3 Specification

A summary of the TPS513885EVM performance specifications is provided in Table 1-1. Specifications are given for 19.5V input voltage and 5.15V output voltage, unless otherwise noted. The ambient temperature is 25°C for all measurement, unless otherwise noted.

Table 1-1 TPS513885EVM Performance Specifications Summary
SpecificationsTest ConditionsMINTYPMAXUnit
VINInput voltage

5.5

19.5

24

V
CH1Output voltage

5.1

5.15

5.2

V
Operating frequency1VIN = 12V, IOUT = 12A, MODE = High560kHz
Operating frequency2VIN = 12V, IOUT = 12A, MODE = Low

920

kHz

Output current range012A
Overcurrent limitVIN = 12V, LOUT = 1.5µH

13

14

15

A

Figure 1-1 shows the schematic of an TPS513885-based synchronous buck converter.

TPS513885EVM TPS513885 Synchronous Buck Regulator Simplified SchematicFigure 1-1 TPS513885 Synchronous Buck Regulator Simplified Schematic