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Resonant or soft-switching converters are common in the high-voltage (400?600 V) space to reduce form factor while maintaining high efficiency. These supplies target topologies such as the LLC, phase-shifted full bridge, and two-switch forward with power levels between 400 W and 5 kW. The LLC converter is a popular topology in this space as it can achieve zero-voltage switching (ZVS) over a wide load...
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