what power supplies are there?
flyback, ringing choke converter (rcc), half-forward, forward, resonant forward, push-pull, half-bridge, full-bridge, resonant, zero voltage switched, isolated cuk
what wattage can each handle?
flyback, 0-250, ringing choke converter (rcc), 0-150, half-forward, 0-250, forward, 100-200, resonant forward, 0-60, push-pull, 100-1,000, half-bridge, 0-2,000, full-bridge, 400-5,000, resonant, zero voltage switched, >1,000, isolated cuk
which can handle the most watts?
resonant, zero voltage switched