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Z-ARCHIVE-Energy Storage: Bidirectional Direct Current Converters


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Application US20190146541


Published 2019-05-16

Alternatingly-switched Parallel Circuit, Integrated Power Module And Integrated Power Package

The present disclosure provides an alternatingly-switched parallel circuit, an integrated power module and an integrated power package. The alternatingly-switched parallel circuit includes a first bridge arm and a second bridge arm at least partly formed in a chip containing a plurality of first cell groups and a plurality of second cell groups The plurality of first cell groups are configured to form the first upper bridge-arm switch and the plurality of second cell groups are configured to form the second upper bridge-arm switch, or the plurality of first cell groups are configured to form the first lower bridge-arm switch and the plurality of second cell groups are configured to form the second lower bridge-arm switch. The plurality of first cell groups and the plurality of second cell groups are switched on and off alternatingly.



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3 Independent Claims

  • 1. An alternatingly-switched parallel circuit comprising a first bridge arm and a second bridge arm, wherein the first bridge arm comprises: a first upper bridge-arm switch comprising a first terminal, a second terminal and a control terminal; and a first lower bridge-arm switch comprising a first terminal, a second terminal and a control terminal; wherein the second terminal of the first upper bridge-arm switch is electrically connected to the first terminal of the first lower bridge-arm switch: the second bridge arm comprises: a second upper bridge-arm switch comprising a first terminal, a second terminal and a control terminal; and a second lower bridge-arm switch comprising a first terminal, a second terminal and a control terminal; wherein the second terminal of the second upper bridge-and switch is electrically connected to the first terminal of the second lower bridge-arm switch; wherein the first bridge arm and the second bridge arm are at least partly formed in a chip including a plurality of first cell groups and a plurality of second cell groups; wherein the plurality of first cell groups are configured to form one of the first upper bridge-arm switch of the first bridge arm and the first lower bridge-arm switch of the first bridge arm, and the plurality of second cell groups are configured to form one of the second upper bridge-arm switch of the second bridge arm and the second lower bridge-arm switch of the second bridge arm; and the plurality of first cell groups and the plurality of second cell groups are switched on and off alterantingly; wherein the plurality of first cell groups are disposed in a first region of the chip, and the plurality of second cell groups are disposed in a second region of the chip; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, and the first sub-regions and the second sub-regions are arranged alternatingly.

  • 9. An integrated power module, which is applied in an alternatingly-switched parallel circuit comprising a first bridge arm and a second bridge arm, wherein the first bridge arm comprises: a first upper bridge-arm switch comprising a first terminal, a second terminal and a control terminal; and a first lower bridge-arm switch comprising a first terminal, a second terminal and a control terminal; a first electrode electrically connected to the first terminal of the first upper bridge-arm switch; a second electrode electrically connected to the second terminal of the first lower bridge-arm switch; and a third electrode electrically connected to the second terminal of the first upper bridge-arm switch and the first terminal of the first lower bridge-arm switch; the second bridge arm comprises: a second upper bridge-arm switch comprising a first terminal, a second terminal and a control terminal, the first electrode being electrically connected to the first terminal of the second upper bridge-arm switch; a second lower bridge-arm switch comprising a first terminal, a second terminal and a control terminal, the second electrode being electrically connected to the second terminal of the second lower bridge-arm switch; and a fourth electrode electrically connected to the second terminal of the second upper bridge-arm switch and the first terminal of the second lower bridge-arm switch; the integrated power module further comprises: a first inductor comprising a first terminal and a second terminal, the first terminal of the first inductor being electrically connected to the third electrode; and a second inductor comprising a first terminal and a second terminal, the first terminal of the second inductor being electrically connected to the fourth electrode; wherein one of the first upper bridge-arm switch of the first bridge arm and the first lower bridge-arm switch of the first bridge arm and one of the second upper bridge-arm switch of the second bridge arm and the second lower bridge-arm switch of the second bridge and are formed in a chip, and the chip includes a plurality of first cell groups and a plurality of second cell groups; wherein the plurality of first cell groups and the plurality of second cell groups are switched on and off alternatingly; wherein the plurality of first cell groups are disposed in a first region of the chip, and the plurality of second cell groups are disposed in a second region of the chip; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, and the first sub-regions and the second sub-regions are arranged alternatingly.

  • 13. An integrated power package, which is applied in a power circuit composing a first bridge arm and a second bridge arm, the first bridge arm comprising a first upper bridge-arm switch and a first lower bridge-arm switch, the second bridge arm comprising a second upper bridge-arm switch and a second lower bridge-arm switch, wherein the integrated power package comprises a first switch and a second switch, the first switch and second switch are formed in a chip, and the chip includes a plurality of first cell groups and a plurality of second cell groups; wherein the plurality of first cell groups are configured to form the first switch as one of the first upper bridge-arm switch of the first bridge arm and the first lower bridge-arm switch of the first bridge arm, and the plurality of second cell groups are configured, to form the second switch as one of the second upper bridge-arm switch of the second bridge arm and the second lower bridge-arm switch of the second bridge arm, and the plurality of first cell groups and the plurality of second cell groups are switched on and off alternatingly; wherein the plurality of first cell groups are disposed in a first region of the chip, and the plurality of second cell groups are disposed in a second region of the chip; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, and the first sub-regions and the second sub-regions are arranged alternatingly.