TIDUET3 February   2021

 

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3.2.2.2.1 PFC Stage Switching Waveforms

This section shows the PFC stage switching waveforms at an input voltage of 115-V AC and 230-V AC at different load conditions.

Figure 3-7 shows the PFC inductor current and switching node waveform at 230-V AC, 500 W.


GUID-20210112-CA0I-0BD7-TVQS-RZLRXNKLD2KD-low.png

Figure 3-7 PFC Inductor Current and Switching Node Waveform at 230-V AC, 500 W

Figure 3-8 shows the PFC inductor current and switching node waveform at 115 VAC, 500 W.


GUID-20210112-CA0I-FGCD-2CRT-CCSXBGLPQW0H-low.png

Figure 3-8 PFC Inductor Current and Switching Node Waveform at 115-V AC, 500 W