Texas Instruments UCC28782EVM-030, Руководство пользователя

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8.2 Efficiency Result of 4-Point Average at 15-Vout
Table 8-2. Efficiency Test Data on 15-Vout
V
IN
(VRMS) P
IN
(W) V
OUT
(V) I
OUT
(A) P
OUT
(%) EFFICIENCY
EFFICIENCY
4pt-AVERAGE
Average
Switching
Frequency @
Full Load
90 48.061 15.019 3.000 100% 93.75% 155 kHz
90 36.039 15.015 2.250 75% 93.74%
90 24.315 15.014 1.500 50% 92.62%
90 12.296 15.013 0.750 25% 91.57%
90 5.071 15.009 0.300 10% 88.79%
115 47.673 14.968 3.000 100% 94.19% 93.1% 176 kHz
115 35.851 14.968 2.250 75% 93.94%
115 24.230 14.969 1.500 50% 92.67%
115 12.274 14.967 0.750 25% 91.46%
115 5.107 14.967 0.300 10% 87.91%
230 47.953 14.976 3.000 100% 93.69% 91.7% 192 kHz
230 36.174 14.972 2.250 75% 93.12%
230 24.534 14.971 1.500 50% 91.553%
230 12.708 14.969 0.750 25% 88.34%
230 5.439 14.969 0.300 10% 82.56%
264 48.242 15.020 3.000 100% 93.40% 190 kHz
264 36.535 15.018 2.250 75% 92.49%
264 24.734 15.016 1.500 50% 91.06%
264 13.123 15.013 0.750 25% 85.80%
264 5.553 15.010 0.300 10% 81.10%
CoC Tier 2, 4pt-average 88.9%
CoC Tier 2, 10%-load 78.9%
www.ti.com Performance Data and Typical Characteristic Curves
SLUUBZ3B – MAY 2020 – REVISED AUGUST 2020
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