CPC H02M 3/3372 (2013.01) [H02M 3/01 (2021.05); H02M 3/07 (2013.01); H02M 3/1582 (2013.01); H02M 3/18 (2013.01); H02M 3/33573 (2021.05); H02M 3/33576 (2013.01); H02M 1/007 (2021.05); H02M 1/0058 (2021.05); H02M 3/33571 (2021.05); Y02B 70/10 (2013.01)] | 13 Claims |
1. An apparatus comprising:
an isolated power converter having an input connected to an input dc power source, a first output and a second output, wherein the isolated power converter comprises a first secondary winding, a first resonant tank, a first secondary switch network and a first output capacitor connected in cascade, and a second secondary winding, a second resonant tank, a second secondary switch network and a second output capacitor connected in cascade; and
a non-isolated power converter having an input connected to the second output of the isolated power converter, wherein the first output of the isolated power converter and an output of the non-isolated power converter are connected in series.
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