For LM25141 FB pin grounded (VOUT fixed at 5V), can I connect VCCX to VOUT, so when the converter is operating, the bias current is provided by the switching supply itself, to increase efficiency?
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For LM25141 FB pin grounded (VOUT fixed at 5V), can I connect VCCX to VOUT, so when the converter is operating, the bias current is provided by the switching supply itself, to increase efficiency?