4 ms·
One possible benefit of a DC-DC circuit is that the converter can choose its switching frequency. That can give some room for optimizations for power or size.
by elcritch 5y ago
One possible benefit of a DC-DC circuit is that the converter can choose its switching frequency. That can give some room for optimizations for power or size.
- stephen_g 5y agoSo do AC-DC converters. They rectify the incoming AC, then it’s basically the same as a DC-DC converter. They have a switch that produces basically PWM in the hundreds of kHz to low MHz range, that it punches through a transformer.