Performance Data And Typical Characteristics Curves; Efficiency; Efficiency Vs Output Current; Efficiency Measurements - Texas Instruments PFCLLCSREVM034 User Manual

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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.
Table 4 summarizes the 10% and 4pt average efficiency.
Input Voltage
(Vrms)
90
115
230
264
SLUUC46 – June 2020
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Figure 4. Efficiency vs Output Current
Table 4. Efficiency Measurements
10% Load 25% Load
Efficiency Efficiency
79.56% 86.61%
80.96% 88.11%
80.60% 89.21%
80.59% 89.51%
Copyright © 2020, Texas Instruments Incorporated
Performance Data and Typical Characteristics Curves
WARNING
50% Load 75% Load
Efficiency Efficiency
89.66% 90.15%
90.17% 91.05%
92.63% 92.95%
92.32% 93.50%
100% Load 4pt Average
Efficiency Efficiency
89.76% 89.05%
90.86% 90.05%
92.76% 91.89%
92.14% 92.14%
PFCLLCSREVM034 User Guide
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