Interleaved parallel circuit, integrated power module and integrated power chip
First Claim
1. An interleaved parallel circuit comprising a first bridge arm and a second bridge arm, whereinthe 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 first bridge arm is connected in parallel with the second bridge arm;
the second terminal of the second upper bridge-arm 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 wafer containing 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 upper bridge-arm switch of the first bridge arm and the plurality of second cell groups are configured to form the second upper 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 wafer, and the plurality of second cell groups are disposed in a second region of the wafer;
wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, each of the first sub-regions and the second sub-regions is in a stripe shape or a polygon shape, and the first sub-regions and the second sub-regions are arranged alternatively.
1 Assignment
0 Petitions
Accused Products
Abstract
The present disclosure provides an interleaved parallel circuit, an integrated power module and an integrated power chip. The interleaved parallel circuit includes a first bridge arm and a second bridge arm at least partly formed in a wafer 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 in an interleaved mode.
-
Citations
13 Claims
-
1. An interleaved 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 first bridge arm is connected in parallel with the second bridge arm;
the second terminal of the second upper bridge-arm 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 wafer containing 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 upper bridge-arm switch of the first bridge arm and the plurality of second cell groups are configured to form the second upper 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 wafer, and the plurality of second cell groups are disposed in a second region of the wafer; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, each of the first sub-regions and the second sub-regions is in a stripe shape or a polygon shape, and the first sub-regions and the second sub-regions are arranged alternatively. - View Dependent Claims (2, 3, 4, 5, 6)
-
-
7. An integrated power module, which is applied in an interleaved 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 the second terminal of the first inductor is electrically connected to the second terminal of the second inductor;
the first upper bridge-arm switch of the first bridge arm and the second upper bridge-arm switch of the second bridge arm are formed in a wafer;wherein the first upper bridge-arm switch of the first bridge arm and the second upper bridge-arm switch of the second bridge arm are formed in the wafer, the wafer contains 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 upper bridge-arm switch of the first bridge arm, the plurality of second cell groups are configured to form the second upper 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 wafer, and the plurality of second cell groups are disposed in a second region of the wafer; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, each of the first sub-regions and the second sub-regions is in a stripe shape or a polygon shape, and the first sub-regions and the second sub-regions are arranged alternatively. - View Dependent Claims (8, 9, 10)
-
-
11. An integrated power chip, which is applied in a power circuit comprising 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 chip comprises a first switch and a second switch, the first switch and second switch are formed in a wafer, and the wafer contains a plurality of first cell groups and a plurality of second cell groups; wherein the first bridge arm is connected in parallel with the second bridge arm; the plurality of first cell groups are configured to form the first switch as the first upper bridge-arm switch of the first bridge arm and the plurality of second cell groups are configured to form the second switch as the second upper 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 wafer, and the plurality of second cell groups are disposed in a second region of the wafer; wherein the first region contains a plurality of first sub-regions, and the second region contains a plurality of second sub-regions, each of the first sub-regions and the second sub-regions is in a stripe shape or a polygon shape, and the first sub-regions and the second sub-regions are arranged alternatively. - View Dependent Claims (12)
-
13. An interleaved 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 first bridge arm is connected in parallel with the second bridge arm;
the second terminal of the second upper bridge-arm 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 wafer containing 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 upper bridge-arm switch of the first bridge arm and the plurality of second cell groups are configured to form the second upper 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 have a plurality of first external pins, the plurality of second cell groups have a plurality of second external pins, a geometric center of the plurality of first external pins overlaps with a geometric center of the plurality of second external pins.
-
Specification