TIDUEZ3A April   2021  – June 2022

 

  1.   Description
  2.   Resources
  3.   Features
  4.   Applications
  5.   5
  6. 1System Description
  7. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
    3. 2.3 Highlighted Products
      1. 2.3.1 LMG342xR030
      2. 2.3.2 TMS320F28002x
      3. 2.3.3 OPA607
      4. 2.3.4 UCC21222
  8. 3Hardware, Testing Requirements, and Test Results
    1. 3.1 Hardware Requirements
    2. 3.2 Test Setup
    3. 3.3 Test Results
      1. 3.3.1 Test Procedures
      2. 3.3.2 Performance Data: Efficiency, iTHD, and Power Factor
      3. 3.3.3 Functional Waveforms
        1. 3.3.3.1 Current Sensing and Protection
        2. 3.3.3.2 Power Stage Startup and Input Waveforms
        3. 3.3.3.3 AC Drop Test
        4. 3.3.3.4 Surge Test
        5. 3.3.3.5 EMI Test
      4. 3.3.4 Thermal Test
      5. 3.3.5 GaN FET Switching Waveform
  9. 4Design and Documentation Support
    1. 4.1 Design Files
      1. 4.1.1 Schematics
      2. 4.1.2 BOM
    2. 4.2 Documentation Support
    3. 4.3 Support Resources
    4. 4.4 Trademarks
  10. 5About the Author
  11. 6Revision History

GaN FET Switching Waveform

Figure 3-21 shows the LMG3422R030 GaN FET switching waveform. This waveform shows 100 V/ns slew rate with very small under shoot during hard switch when turning on.


GUID-20210309-CA0I-DHK2-HVKJ-M245HCGWSG5L-low.png

Figure 3-21 LMG3422R030 Switching Waveform