SLVT229 December   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6.   6
  7. 1System Description
    1. 1.1 Key System Specifications
  8. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
      1. 2.2.1 High Side Gate Drive Circuit
      2. 2.2.2 PWM Generation Circuit
    3. 2.3 Highlighted Products
      1. 2.3.1 UCC21330-Q1 Overview
      2. 2.3.2 UCC27211A-Q1 Overview
      3. 2.3.3 TPS1212-Q1 Overview
  9. 3Hardware, Software, Testing Requirements, and Test Results
    1. 3.1 Hardware Requirements
    2. 3.2 Test Setup
    3. 3.3 Test Results
      1. 3.3.1 Efficiency Data
      2. 3.3.2 Efficiency Graphs
      3. 3.3.3 Output Voltage Ripple
      4. 3.3.4 Thermal Images
      5. 3.3.5 Switch Voltage Stress of High Side Switches
      6. 3.3.6 Load Transients
      7. 3.3.7 Reverse Step-up Operation of SCC
  10. 4Design and Documentation Support
    1. 4.1 Design Files
      1. 4.1.1 PCB Layout Recommendations
    2. 4.2 Documentation Support
    3.     Trademarks

3.3.2 Efficiency Graphs

Efficiency is shown in Figure 3-3 through Figure 3-6. Test condition is room temperature, no air flow.

PMP41150 4:1 Conversion Ratio, Power Stage Efficiency vs Iout, Full Current RangeFigure 3-3 4:1 Conversion Ratio, Power Stage Efficiency vs Iout, Full Current Range
PMP41150 4:1 Conversion Ratio, Power Stage Efficiency vs Iout, Iout > 10AFigure 3-4 4:1 Conversion Ratio, Power Stage Efficiency vs Iout, Iout > 10A
PMP41150 3:1 Conversion Ratio, Power Stage Efficiency vs Iout, Full Current RangeFigure 3-5 3:1 Conversion Ratio, Power Stage Efficiency vs Iout, Full Current Range
PMP41150 3:1 Conversion Ratio, Power Stage Efficiency vs Iout, Iout > 10AFigure 3-6 3:1 Conversion Ratio, Power Stage Efficiency vs Iout, Iout > 10A