Texas Instruments PFCLLCSREVM034, User Manual, Page: 13 / 30

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Performance Data and Typical Characteristics Curves
13 SLUUC46 – June 2020
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Copyright © 2020, Texas Instruments Incorporated
PFCLLCSREVM034 User Guide
WARNING
High voltages that may cause injury exist on this evaluation
module (EVM). Please ensure all safety procedures are followed
when working
on this EVM. Never leave a powered EVM
unattended.
9 Performance Data and Typical Characteristics Curves
9.1 Efficiency
Figure 4 illustrates the efficiency vs output current.
Figure 4. Efficiency vs Output Current
Table 4 summarizes the 10% and 4pt average efficiency.
Table 4. Efficiency Measurements
Input Voltage
(Vrms)
10% Load
Efficiency 25% Load
Efficiency 50% Load
Efficiency 75% Load
Efficiency 100% Load
Efficiency
4pt Average
Efficiency
90 79.56% 86.61% 89.66% 90.15% 89.76% 89.05%
115 80.96% 88.11% 90.17% 91.05% 90.86% 90.05%
230 80.60% 89.21% 92.63% 92.95% 92.76% 91.89%
264 80.59% 89.51% 92.32% 93.50% 92.14% 92.14%