DC-DC converter with multiple outputs

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United States of America Patent

PATENT NO 9806623
SERIAL NO

14360034

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A multiple output DC-DC converter comprises a transformer, a primary circuit, a plurality of secondary circuits, and a controller. The transformer has a primary and at least one secondary winding. The primary circuit connects to a DC power supply source and includes the primary winding of the transformer and a primary switch connected in series. The plurality of secondary circuits includes the at least one secondary winding of the transformer, wherein each secondary circuit provides a DC power supply output, and at least one of the secondary circuits has a secondary switch. The controller monitors an output signal of each secondary circuit and controls operation of the primary and secondary switches based on the monitored signals. The controller co-ordinates operation of the secondary switch with the primary switch, such that the primary switch and the secondary switch are switched on simultaneously, or with a controlled offset.

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Patent Owner(s)

  • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Da, Canal Alessandro Genoa, IT 1 10
Fanucci, Luca Pisa, IT 12 231
Frello, Antonio Pisa, IT 8 45
Grosso, Renato Genoa, IT 13 167
Rissotto, Stefano Genoa, IT 2 14
Saponara, Sergio Pisa, IT 8 108

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