Signal relay board for power semiconductor modules
First Claim
1. A signal relay board for power semiconductor modules configured to provide connection between a plurality of power semiconductor modules which houses a first semiconductor device and a second semiconductor device connected in series and a drive unit which drives the first semiconductor device and the second semiconductor device, the signal relay board for power semiconductor modules comprising:
- a multiphase wire portion in which a first wire layer, a second wire layer, a third wire layer, and a fourth wire layer are stacked in this order, wherein the first wire layer, the second wire layer, the third wire layer, and the fourth wire layer are respectively assigned with a first control wire layer which serves as a path to provide a control signal to the first semiconductor device of the plurality of power semiconductor modules, a first ground wire layer which serves as a path to provide a ground potential to a low potential side terminal of the first semiconductor device of the plurality of power semiconductor modules, a second control wire layer which serves as a path to provide a control signal to the second semiconductor device of the plurality of power semiconductor modules, and a second ground wire layer which serves as a path to provide a ground potential to the second semiconductor device of the plurality of power semiconductor modules.
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Accused Products
Abstract
Signal relay board for power semiconductor modules enabling electrical connection between power semiconductor modules and a drive unit driving same. A first wire layer, a second wire layer, a third wire layer, and a fourth wire layer of a multiphase wire portion are assigned with a first control wire layer serving as a path to provide a control signal to a first semiconductor device of the modules, a first ground wire layer serving as a path to provide a ground potential to a low potential side terminal of the first semiconductor device of the semiconductor modules, a second control wire layer serving as a path to provide a control signal to a second semiconductor device of the modules, and a second ground wire layer serving as a path to provide a ground potential to the second semiconductor device of the modules.
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Citations
19 Claims
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1. A signal relay board for power semiconductor modules configured to provide connection between a plurality of power semiconductor modules which houses a first semiconductor device and a second semiconductor device connected in series and a drive unit which drives the first semiconductor device and the second semiconductor device, the signal relay board for power semiconductor modules comprising:
a multiphase wire portion in which a first wire layer, a second wire layer, a third wire layer, and a fourth wire layer are stacked in this order, wherein the first wire layer, the second wire layer, the third wire layer, and the fourth wire layer are respectively assigned with a first control wire layer which serves as a path to provide a control signal to the first semiconductor device of the plurality of power semiconductor modules, a first ground wire layer which serves as a path to provide a ground potential to a low potential side terminal of the first semiconductor device of the plurality of power semiconductor modules, a second control wire layer which serves as a path to provide a control signal to the second semiconductor device of the plurality of power semiconductor modules, and a second ground wire layer which serves as a path to provide a ground potential to the second semiconductor device of the plurality of power semiconductor modules. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
Specification