SLVUD98 May   2025 TPS7H4012-SEP

 

  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 Setup
      1. 2.1.1 Transient Load Circuit
    2. 2.2 Connector Descriptions
    3. 2.3 Best Practices
  7. 3Implementation Results
    1. 3.1 Default Configuration Results
    2. 3.2 Soft Startup
    3. 3.3 Voltage Ripple on VOUT
    4. 3.4 Load Step
    5. 3.5 Frequency Response
  8. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Bill of Materials (BOM)
  9. 5Additional Information
    1. 5.1 Trademarks
  10. 6Related Documentation

1.3 Specification

TPS7H4012EVM Simplified SchematicFigure 1-1 Simplified Schematic
Table 1-1 Default Configuration Options
SPECIFICATIONVALUEDESCRIPTION

Input voltage

VIN

12VFalls within the recommended device input voltage range of 4.5V to 14V.

Output voltage

VOUT

3.3VCommon power rail voltage within the device output capability. Configurable by changing R13 or R17.

Slope compensation resistor

RSC

200kΩConfigurable by changing R7.

Switching frequency

FSW

1MHz or 500kHzConfigurable using a jumper on the EVM.