TIDT365 November 2023
Table 2-1 shows the efficiency data for Figure 2-1.
| Switching Frequency | VIN (Vdc) |
IIN (A) |
Vout_rms (Vac) |
IOUT (A) |
PIN (W) |
POUT (W) |
Ploss(W) |
Efficiency |
|---|---|---|---|---|---|---|---|---|
|
9.851 |
0.153 |
2.303 |
0.565 |
1.505 |
1.300 |
0.205 |
86.37% |
|
|
12.644 |
0.193 |
2.952 |
0.724 |
2.444 |
2.137 |
0.307 |
87.42% |
|
|
15.436 |
0.233 |
3.598 |
0.883 |
3.603 |
3.175 |
0.428 |
88.13% |
|
|
17.534 |
0.263 |
4.082 |
1.001 |
4.617 |
4.087 |
0.529 |
88.53% |
|
|
20.329 |
0.303 |
4.725 |
1.159 |
6.156 |
5.477 |
0.678 |
88.98% |
|
|
22.427 |
0.332 |
5.207 |
1.277 |
7.452 |
6.651 |
0.801 |
89.25% |
|
|
25.222 |
0.371 |
5.848 |
1.435 |
9.365 |
8.390 |
0.975 |
89.58% |
|
|
27.320 |
0.400 |
6.329 |
1.552 |
10.936 |
9.824 |
1.112 |
89.83% |
|
|
30.116 |
0.439 |
6.969 |
1.709 |
13.221 |
11.910 |
1.311 |
90.08% |
|
|
32.217 |
0.470 |
7.450 |
1.826 |
15.155 |
13.606 |
1.549 |
89.78% |
|
| 1 MHz |
35.015 |
0.507 |
8.091 |
1.983 |
17.746 |
16.043 |
1.703 |
90.40% |
|
37.815 |
0.546 |
8.733 |
2.139 |
20.628 |
18.680 |
1.948 |
90.56% |
|
|
40.616 |
0.584 |
9.376 |
2.295 |
23.724 |
21.519 |
2.205 |
90.71% |
|
|
42.715 |
0.613 |
9.858 |
2.411 |
26.180 |
23.770 |
2.410 |
90.79% |
|
|
45.514 |
0.651 |
10.500 |
2.567 |
29.643 |
26.949 |
2.694 |
90.91% |
|
|
47.615 |
0.680 |
10.981 |
2.682 |
32.383 |
29.454 |
2.929 |
90.96% |
|
|
50.413 |
0.718 |
11.621 |
2.836 |
36.202 |
32.959 |
3.242 |
91.04% |
|
|
52.512 |
0.747 |
12.100 |
2.951 |
39.205 |
35.712 |
3.494 |
91.09% |
|
|
55.310 |
0.785 |
12.739 |
3.105 |
43.391 |
39.553 |
3.837 |
91.16% |
|
|
57.410 |
0.813 |
13.217 |
3.220 |
46.657 |
42.552 |
4.105 |
91.20% |
|
|
60.210 |
0.850 |
13.855 |
3.372 |
51.197 |
46.719 |
4.478 |
91.25% |
|
|
9.857 |
0.151 |
2.126 |
0.521 |
1.488 |
1.108 |
0.381 |
74.43% |
|
|
12.652 |
0.187 |
2.709 |
0.664 |
2.366 |
1.800 |
0.566 |
76.06% |
|
|
15.448 |
0.222 |
3.290 |
0.807 |
3.434 |
2.654 |
0.780 |
77.29% |
|
|
17.545 |
0.248 |
3.722 |
0.913 |
4.356 |
3.399 |
0.958 |
78.01% |
|
|
20.343 |
0.282 |
4.297 |
1.054 |
5.745 |
4.530 |
1.215 |
78.85% |
|
|
22.440 |
0.308 |
4.727 |
1.160 |
6.907 |
5.481 |
1.426 |
79.36% |
|
| 2 MHz |
25.238 |
0.341 |
5.298 |
1.299 |
8.604 |
6.884 |
1.719 |
80.02% |
|
27.336 |
0.366 |
5.724 |
1.404 |
9.994 |
8.036 |
1.958 |
80.41% |
|
|
30.132 |
0.398 |
6.293 |
1.543 |
12.005 |
9.711 |
2.293 |
80.90% |
|
|
32.930 |
0.431 |
6.861 |
1.682 |
14.199 |
11.541 |
2.659 |
81.28% |
|
|
35.027 |
0.456 |
7.287 |
1.787 |
15.962 |
13.020 |
2.942 |
81.57% |
|
|
37.825 |
0.489 |
7.856 |
1.925 |
18.481 |
15.123 |
3.358 |
81.83% |
|
|
39.924 |
0.514 |
8.284 |
2.029 |
20.505 |
16.810 |
3.695 |
81.98% |
|
|
42.721 |
0.547 |
8.855 |
2.168 |
23.360 |
19.195 |
4.165 |
82.17% |
|
|
45.521 |
0.580 |
9.422 |
2.305 |
26.389 |
21.721 |
4.667 |
82.31% |
|
|
47.622 |
0.604 |
9.845 |
2.408 |
28.768 |
23.703 |
5.066 |
82.39% |
|
|
50.421 |
0.637 |
10.408 |
2.544 |
32.098 |
26.476 |
5.622 |
82.48% |
|
| 2 MHz |
52.522 |
0.661 |
10.827 |
2.644 |
34.707 |
28.631 |
6.076 |
82.49% |
|
55.330 |
0.693 |
11.382 |
2.778 |
38.327 |
31.616 |
6.711 |
82.49% |
|
|
57.430 |
0.716 |
11.788 |
2.875 |
41.108 |
33.888 |
7.220 |
82.44% |
|
|
60.230 |
0.746 |
12.319 |
3.002 |
44.907 |
36.987 |
7.921 |
82.36% |
|
|
9.848 |
0.159 |
2.443 |
0.599 |
1.569 |
1.463 |
0.105 |
93.28% |
|
|
12.639 |
0.204 |
3.134 |
0.769 |
2.575 |
2.409 |
0.165 |
93.59% |
|
|
15.432 |
0.248 |
3.826 |
0.938 |
3.829 |
3.590 |
0.238 |
93.77% |
|
|
17.527 |
0.281 |
4.344 |
1.066 |
4.930 |
4.629 |
0.302 |
93.88% |
|
|
20.320 |
0.326 |
5.035 |
1.235 |
6.614 |
6.218 |
0.396 |
94.01% |
|
|
22.416 |
0.359 |
5.553 |
1.362 |
8.038 |
7.563 |
0.475 |
94.09% |
|
|
25.211 |
0.403 |
6.245 |
1.532 |
10.152 |
9.564 |
0.588 |
94.21% |
|
|
27.311 |
0.436 |
6.763 |
1.658 |
11.902 |
11.214 |
0.688 |
94.22% |
|
|
30.105 |
0.480 |
7.454 |
1.827 |
14.441 |
13.616 |
0.825 |
94.29% |
|
|
32.904 |
0.524 |
8.144 |
1.995 |
17.229 |
16.249 |
0.980 |
94.31% |
|
| 384 kHz |
35.005 |
0.557 |
8.664 |
2.122 |
19.484 |
18.382 |
1.101 |
94.35% |
|
37.803 |
0.601 |
9.357 |
2.290 |
22.701 |
21.428 |
1.273 |
94.39% |
|
|
39.900 |
0.633 |
9.877 |
2.416 |
25.269 |
23.863 |
1.406 |
94.44% |
|
|
42.697 |
0.677 |
10.570 |
2.584 |
28.910 |
27.310 |
1.600 |
94.46% |
|
|
45.495 |
0.721 |
11.265 |
2.751 |
32.797 |
30.989 |
1.808 |
94.49% |
|
|
47.596 |
0.754 |
11.786 |
2.876 |
35.864 |
33.899 |
1.965 |
94.52% |
|
|
50.395 |
0.797 |
12.479 |
3.043 |
40.175 |
37.969 |
2.206 |
94.51% |
|
|
52.494 |
0.830 |
13.000 |
3.167 |
43.554 |
41.176 |
2.378 |
94.54% |
|
|
55.290 |
0.873 |
13.694 |
3.333 |
48.274 |
45.646 |
2.627 |
94.56% |
|
|
57.400 |
0.906 |
14.216 |
3.458 |
51.993 |
49.163 |
2.830 |
94.56% |
|
|
60.190 |
0.949 |
14.911 |
3.625 |
57.132 |
54.052 |
3.080 |
94.61% |
Table 2-2 show the efficiency data for Figure 2-2.
| Switching Frequency | VIN (Vdc) | IIN (A) | Vout_rms (Vac) | IOUT (A) | PIN (W) | POUT (W) | Ploss (W) | Efficiency |
|---|---|---|---|---|---|---|---|---|
| 1 MHz |
9.859 |
0.293 |
3.300 |
0.810 |
2.888 |
2.674 |
0.214 |
92.60% |
|
12.654 |
0.374 |
4.233 |
1.040 |
4.730 |
4.401 |
0.329 |
93.04% |
|
|
15.450 |
0.454 |
5.165 |
1.269 |
7.017 |
6.552 |
0.465 |
93.37% |
|
|
17.546 |
0.515 |
5.865 |
1.440 |
9.027 |
8.448 |
0.579 |
93.58% |
|
|
20.341 |
0.595 |
6.795 |
1.669 |
12.093 |
11.337 |
0.755 |
93.75% |
|
|
22.439 |
0.654 |
7.492 |
1.839 |
14.677 |
13.779 |
0.898 |
93.88% |
|
|
25.235 |
0.733 |
8.421 |
2.066 |
18.502 |
17.399 |
1.103 |
94.04% |
|
|
27.331 |
0.792 |
9.119 |
2.236 |
21.657 |
20.391 |
1.266 |
94.15% |
|
|
30.126 |
0.871 |
10.049 |
2.462 |
26.246 |
24.741 |
1.505 |
94.27% |
|
|
32.223 |
0.930 |
10.746 |
2.631 |
29.967 |
28.270 |
1.698 |
94.33% |
|
|
35.018 |
1.009 |
11.678 |
2.856 |
35.316 |
33.351 |
1.964 |
94.44% |
|
|
37.814 |
1.087 |
12.611 |
3.081 |
41.104 |
38.851 |
2.253 |
94.52% |
|
|
39.909 |
1.146 |
13.311 |
3.249 |
45.720 |
43.243 |
2.476 |
94.58% |
|
|
42.704 |
1.224 |
14.242 |
3.473 |
52.261 |
49.457 |
2.804 |
94.63% |
|
|
45.498 |
1.302 |
15.175 |
3.695 |
59.225 |
56.078 |
3.147 |
94.69% |
|
|
47.594 |
1.360 |
15.874 |
3.862 |
64.718 |
61.310 |
3.408 |
94.73% |
|
|
50.388 |
1.438 |
16.803 |
4.085 |
72.438 |
68.635 |
3.803 |
94.75% |
|
|
52.480 |
1.495 |
17.500 |
4.250 |
78.473 |
74.379 |
4.095 |
94.78% |
|
|
55.270 |
1.572 |
18.426 |
4.470 |
86.890 |
82.364 |
4.526 |
94.79% |
|
|
57.340 |
1.628 |
19.111 |
4.632 |
93.372 |
88.515 |
4.858 |
94.80% |
|
|
60.140 |
1.705 |
20.045 |
4.853 |
102.557 |
97.278 |
5.278 |
94.85% |
|
|
9.854 |
0.297 |
3.246 |
0.797 |
2.923 |
2.585 |
0.337 |
88.46% |
|
|
12.651 |
0.376 |
4.159 |
1.021 |
4.757 |
4.247 |
0.510 |
89.28% |
|
|
15.444 |
0.455 |
5.071 |
1.245 |
7.022 |
6.312 |
0.711 |
89.88% |
|
|
17.541 |
0.514 |
5.754 |
1.412 |
9.007 |
8.127 |
0.880 |
90.23% |
|
|
20.336 |
0.591 |
6.661 |
1.635 |
12.021 |
10.889 |
1.132 |
90.58% |
|
|
22.432 |
0.649 |
7.340 |
1.801 |
14.549 |
13.218 |
1.332 |
90.85% |
|
|
25.228 |
0.725 |
8.246 |
2.022 |
18.293 |
16.671 |
1.622 |
91.13% |
|
|
27.325 |
0.782 |
8.925 |
2.187 |
21.371 |
19.517 |
1.854 |
91.33% |
|
|
30.119 |
0.858 |
9.830 |
2.407 |
25.848 |
23.656 |
2.192 |
91.52% |
|
| 2 MHz |
32.215 |
0.915 |
10.509 |
2.571 |
29.474 |
27.017 |
2.457 |
91.66% |
|
35.012 |
0.991 |
11.416 |
2.790 |
34.683 |
31.847 |
2.836 |
91.82% |
|
|
37.809 |
1.066 |
12.323 |
3.008 |
40.316 |
37.073 |
3.243 |
91.96% |
|
|
39.906 |
1.123 |
13.002 |
3.172 |
44.810 |
41.237 |
3.573 |
92.03% |
|
|
42.699 |
1.198 |
13.907 |
3.389 |
51.153 |
47.131 |
4.023 |
92.14% |
|
|
45.495 |
1.273 |
14.810 |
3.605 |
57.906 |
53.390 |
4.516 |
92.20% |
|
|
47.586 |
1.329 |
15.487 |
3.766 |
63.232 |
58.324 |
4.908 |
92.24% |
|
|
50.359 |
1.402 |
16.378 |
3.978 |
70.588 |
65.152 |
5.437 |
92.30% |
|
| 2 MHz |
52.450 |
1.457 |
17.052 |
4.137 |
76.393 |
70.546 |
5.848 |
92.35% |
|
55.260 |
1.531 |
17.966 |
4.354 |
84.609 |
78.231 |
6.377 |
92.46% |
|
|
57.380 |
1.590 |
18.635 |
4.525 |
91.217 |
84.320 |
6.897 |
92.44% |
|
|
60.180 |
1.664 |
19.535 |
4.740 |
100.127 |
92.594 |
7.534 |
92.48% |
|
| 384 kHz |
9.846 |
0.298 |
3.376 |
0.828 |
2.929 |
2.796 |
0.133 |
95.45% |
|
12.636 |
0.381 |
4.332 |
1.063 |
4.818 |
4.605 |
0.213 |
95.58% |
|
|
15.429 |
0.465 |
5.294 |
1.299 |
7.176 |
6.878 |
0.298 |
95.85% |
|
|
17.534 |
0.529 |
6.014 |
1.476 |
9.267 |
8.875 |
0.392 |
95.77% |
|
|
20.328 |
0.612 |
6.971 |
1.711 |
12.445 |
11.925 |
0.520 |
95.83% |
|
|
22.423 |
0.675 |
7.690 |
1.887 |
15.129 |
14.507 |
0.622 |
95.89% |
|
|
25.217 |
0.758 |
8.648 |
2.120 |
19.117 |
18.336 |
0.781 |
95.92% |
|
|
27.311 |
0.820 |
9.368 |
2.296 |
22.406 |
21.504 |
0.902 |
95.98% |
|
|
30.105 |
0.903 |
10.327 |
2.529 |
27.194 |
26.112 |
1.082 |
96.02% |
|
|
32.900 |
0.986 |
11.287 |
2.761 |
32.446 |
31.162 |
1.284 |
96.04% |
|
|
34.995 |
1.048 |
12.009 |
2.935 |
36.685 |
35.246 |
1.439 |
96.08% |
|
|
37.791 |
1.131 |
12.971 |
3.167 |
42.738 |
41.079 |
1.659 |
96.12% |
|
|
39.889 |
1.193 |
13.695 |
3.340 |
47.576 |
45.743 |
1.833 |
96.15% |
|
|
42.678 |
1.275 |
14.658 |
3.571 |
54.414 |
52.348 |
2.066 |
96.20% |
|
|
45.485 |
1.358 |
15.626 |
3.802 |
61.755 |
59.413 |
2.342 |
96.21% |
|
|
47.584 |
1.419 |
16.351 |
3.974 |
67.526 |
64.982 |
2.544 |
96.23% |
|
|
50.381 |
1.501 |
17.313 |
4.205 |
75.632 |
72.793 |
2.839 |
96.25% |
|
|
52.478 |
1.562 |
18.038 |
4.375 |
81.981 |
78.916 |
3.065 |
96.26% |
|
|
55.270 |
1.644 |
19.001 |
4.604 |
90.853 |
87.486 |
3.367 |
96.29% |
|
|
57.380 |
1.706 |
19.725 |
4.777 |
97.867 |
94.234 |
3.633 |
96.29% |
|
|
60.170 |
1.788 |
20.692 |
5.007 |
107.566 |
103.611 |
3.955 |
96.32% |