Transformer for a power supply converter
AssigneeSamsung Electronics Co., Ltd.
InventorsSung Bum JUNG, Sung Yong JOO, Jin Hyung LEE, Won Myung WOO, Gil Yong CHANG
Life of this patent
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Abstract
A transformer for an LLC resonant converter having a reduced size and reduced material costs is disclosed. The transformer includes a pair of cores and a bobbin provided with a through hole formed therethrough. Each core includes a first leg and a second leg such that the first legs of the cores are opposite from and are connected to each other within the through hole. The second legs of the cores are opposite each other and are connected to each other at the outside of the bobbin. The bobbin includes a first winding unit on which a primary coil is wound and a second winding unit on which a secondary coil is wound.
Claims15
A transformer for a converter, the transformer comprising:
- a pair of cores and a bobbin provided with a through hole formed therethrough,
- each core includes a first leg and a second leg such that the first legs of the cores are opposite and are connected to each other within the through hole and the second legs of the cores are opposite and are connected to each other at the outside of the bobbin;
- and
- the bobbin includes a first winding unit on which a primary coil is wound and a second winding unit on which a secondary coil is wound.
A transformer for a converter, the transformer comprising:
- a bobbin provided with a through hole formed therethrough and a winding unit provided on the outer circumferential surface thereof;
- a pair of U-shaped cores, each of which is provided with one end and an other end such that the ends of the U-shaped cores are opposite each other and are connected to each other within the through hole;
- and
- the other ends of the U-shaped cores are opposite and are connected to each other at the outside of the bobbin to form a single magnetic flux loop passing through the through hole.
Dependencies are inferred from the claim text.