Datasheet

© 2012 Fairchild Semiconductor Corporation 18 FEBFL7701_L30U003A • Rev. 1.0.2
9.2. System Efficiency
Figure 28 shows system efficiency results for different AC input voltage frequency
conditions. As shown, the input frequency has negligible effect on system efficiency.
Figure 28. System Efficiency
Table 4. Efficiency Test Results
Input Voltage Frequency Efficiency (%)
90V
AC
47Hz 83.56
64Hz 83.83
110V
AC
47Hz 83.36
64Hz 83.46
180V
AC
47Hz 80.04
64Hz 80.06
220V
AC
47Hz 77.68
64Hz 77.69
265V
AC
47Hz 75.11
64Hz 75.22
50
55
60
65
70
75
80
85
90
95
100
90 110 180 220 264
Efficiency_47Hz
Efficiency_64Hz
[
%
]
[
V
AC
]