TIDUEZ3B april   2021  – april 2023

 

  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 Start-Up 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

3.3.2 Performance Data: Efficiency, iTHD, and Power Factor

Table 3-1 shows the efficiency, iTHD, and power factor data with 230-V input, without including the control and driving power loss. Figure 3-3 shows the related 230-V efficiency curve.


GUID-20210309-CA0I-WLHH-PPBN-JR8KPTXZQKRW-low.gif

Figure 3-3 Efficiency Curve, 230 V 175
Table 3-1 Efficiency, iTHD, and Power Factor Data With 230-V Input
Vin /Vac Iin /Aac Pin /kW Vout /V Iout /A Pout /kW Eff. iTHD PF
228.3 1.924 0.4005 401.17 0.984 0.3946 98.80% 13.65% 0.984
226.11 3.651 0.8021 401.22 1.982 0.7951 99.00% 7.53% 0.996
226.89 5.37 1.2071 401.19 2.982 1.1964 99.10% 5.56% 0.998
226.06 7.158 1.6109 401.21 3.979 1.5963 99.10% 4.20% 0.999
225.71 8.956 2.0158 401.11 4.978 1.9966 99.06% 3.18% 0.999
224.82 10.802 2.4236 401.26 5.978 2.3986 98.98% 3.02% 0.999
223.2 12.711 2.8329 401.28 6.98 2.8009 98.87% 2.75% 0.999
222.89 14.545 3.238 401.28 7.967 3.1968 98.74% 2.49% 0.999
222.23 16.438 3.649 401.34 8.968 3.599 98.63% 2.22% 0.999
221.38 18.37 4.062 401.12 9.967 4.0008 98.49% 2.10% 0.999

Figure 3-4 shows the related 200-V and 277-V efficiency curves.


GUID-20230323-SS0I-HFS7-VBQX-NRQCZJ43DDFZ-low.svg

Figure 3-4 Efficiency Curve, 200 V and 277 V

Table 3-2 and Table 3-3 show the efficiency with 200-V and 277-V input, respectively, without including the control and driving power.

Table 3-2 Efficiency With 200-V Input
Pin/kW VOUT/V IOUT/A POUT/kW Efficiency
0.4006 396.12 0.996163 0.3946 98.50%
0.8004 396.14 1.995759 0.7906 98.78%
1.2002 396.16 2.995254 1.1866 98.87%
1.6008 396.16 3.994851 1.5826 98.86%
2.0029 396.16 4.994194 1.9785 98.78%
2.4093 396.27 6.000959 2.378 98.70%
2.8091 396.25 6.989022 2.7694 98.59%
3.2165 396.27 7.988745 3.1657 98.42%
3.6249 396.27 8.988568 3.5619 98.26%
4.0285 396.25 9.974763 3.9525 98.11%
Table 3-3 Efficiency With 277-V Input
Pin/kW VOUT/V IOUT/A POUT/kW Efficiency
0.4028 396.2 1.004796 0.3981 98.83%
0.8013 396.21 2.004493 0.7942 99.11%
1.2 396.2 3.003786 1.1901 99.18%
1.5991 396.22 4.003331 1.5862 99.19%
1.9984 396.2 5.002776 1.9821 99.18%
2.3983 396.18 6.002575 2.3781 99.16%
2.7949 396.22 6.991066 2.77 99.11%
3.1961 396.22 7.989753 3.1657 99.05%
3.5982 395.22 9.012449 3.5619 98.99%
3.9961 396.21 9.976275 3.9527 98.91%