Fairchild FSQ500L, Руководство пользователя

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© 2011 Fairchild Semiconductor Corporation 7 FEBFSQ500L_H257v1 • Rev. 1.0.1
4.2. Input Wattage at No-Load Condition
4.2.1. Test Condition
Measure the input wattage and output voltage at no load.
Table 3. Test Result
Input Voltage Input Wattage Output Voltage Specification
85V
AC
/ 60Hz 0.094W 5.224V
< 0.25W
120V
AC
/ 60Hz 0.116W 5.224V
230V
AC
/ 50Hz 0.209W 5.224V
264V
AC
/ 50Hz 0.242W 5.224V
4.3. Burst Mode Test
4.3.1. Test Condition
Measure the waveform and frequency in Burst Mode at no load.
Figure 5. 85V
AC
/ 60Hz at No Load
(Ch 1: Vo, Ch 2: V
DS
, Ch 3: V
FB
)
Figure 6. 264V
AC
/ 50Hz at No Load
(Ch 1: Vo, Ch 2: V
DS
, Ch 3: V
FB
)
Ch1
Ch2
Ch2
Ch3 Ch3
Ch1