TIDUFE4 June   2026

 

  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
    3. 2.3 Highlighted Products
      1. 2.3.1 TAS6684-Q1
      2. 2.3.2 LM5125A-Q1
      3. 2.3.3 MSPM0G3507-Q1
  9. 3System Design Theory
    1. 3.1 Boost Output Capacitance and Maximum Output Voltage
    2. 3.2 Peak Power of the Boost Converter
    3. 3.3 Ramp Time and Class-H delay
    4. 3.4 Design of the Class-H Two Stage RC Filter
    5. 3.5 Class-H Tracking with Multiple TAS6684-Q1s
    6. 3.6 TAS6684-Q1 Class-H Parameters
    7. 3.7 Design Parameters
  10. 4Hardware, Software, Testing Requirements, and Test Results
    1. 4.1 Hardware Requirements
    2. 4.2 Software Requirements
    3. 4.3 Test Setup
      1. 4.3.1 Hardware Setup
      2. 4.3.2 Software Setup
    4. 4.4 Test Results
      1. 4.4.1 Test Results of Audio Amplifier
      2. 4.4.2 Test Results of Boost Converter
  11. 5Design and Documentation Support
    1. 5.1 Design Files
      1. 5.1.1 Schematics
      2. 5.1.2 BOM
      3. 5.1.3 PCB Layout Recommendations
        1. 5.1.3.1 Layout Prints
    2. 5.2 Software
    3. 5.3 Documentation Support
    4. 5.4 Support Resources
    5. 5.5 Trademarks
  12. 6About the Author

4.4.1 Test Results of Audio Amplifier

TIDA-020088 Class-H Amplifier Output and PVDD, Vin=9V Figure 4-9 Class-H Amplifier Output and PVDD, Vin=9V
TIDA-020088 System Efficiency Comparison With Class-H On and OffFigure 4-11 System Efficiency Comparison With Class-H On and Off
TIDA-020088 Class-H Amplifier Output and PVDD, Vin=14.4V Figure 4-10 Class-H Amplifier Output and PVDD, Vin=14.4V