Power module package
First Claim
1. A power module package comprising:
- a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween;
a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path;
insulating layers formed on the first heat dissipation plate and the second heat dissipation plate;
metal layers including a circuit pattern and a connection pad formed on the insulating layers; and
a semiconductor device formed on the metal layers,wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, andwherein the first flow path, the second flow path, and the third flow path are formed to be sequentially connected at the center of the first heat dissipation plate based on a thicknesswise direction thereof.
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Accused Products
Abstract
Disclosed herein is a power module package including: a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; and a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path.
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Citations
16 Claims
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1. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path; insulating layers formed on the first heat dissipation plate and the second heat dissipation plate; metal layers including a circuit pattern and a connection pad formed on the insulating layers; and a semiconductor device formed on the metal layers, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and wherein the first flow path, the second flow path, and the third flow path are formed to be sequentially connected at the center of the first heat dissipation plate based on a thicknesswise direction thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path; insulating layers formed on the first heat dissipation plate and the second heat dissipation plate; metal layers including a circuit pattern and a connection pad formed on the insulating layers; and a semiconductor device formed on the metal layers, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and wherein the second flow path and the third flow path have holes formed at portions thereof each in contact with the fourth flow path, toward the second heat dissipation plate.
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12. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path; insulating layers formed on the first heat dissipation plate and the second heat dissipation plate; metal layers including a circuit pattern and a connection pad formed on the insulating layers; and a semiconductor device formed on the metal layers, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and wherein the fourth flow path is formed at the center of the second heat dissipation plate based on a thicknesswise direction thereof.
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13. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path; insulating layers formed on the first heat dissipation plate and the second heat dissipation plate; metal layers including a circuit pattern and a connection pad formed on the insulating layers; and a semiconductor device formed on the metal layers, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and wherein the second heat dissipation plate further includes a first connection portion formed to be connected to one end of the fourth flow path of one face thereof and including a first connection groove corresponding to the first flow path, the second flow path, the third flow path, and the fourth flow path.
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14. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path; insulating layers formed on the first heat dissipation plate and the second heat dissipation plate; metal layers including a circuit pattern and a connection pad formed on the insulating layers; and a semiconductor device formed on the metal layers, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and wherein the second heat dissipation plate further includes a second connection portion formed to be connected to the other end of the fourth flow path of one face thereof and including a second connection groove corresponding to the third flow path and the fourth flow path.
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15. A power module package comprising:
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a first heat dissipation plate including a first flow path, a second flow path, and a third flow path which are sequentially formed, the first flow path and the third flow path being formed to have a step therebetween; and a second heat dissipation plate formed under the first heat dissipation plate, having one face and the other face, having a semiconductor device mounting groove formed in the one face thereof, and including a fourth flow path having one end connected to the second flow path and the other end connected to the third flow path, wherein a cooling material introduced through the first flow path is distributed to the third flow path and the fourth flow path based on the second flow path, and the second heat dissipation plate includes a first connection portion formed to be connected to one end of the fourth flow path of one face thereof and including a first connection groove corresponding to the first flow path, the second flow path, the third flow path, and the fourth flow path, and a second connection portion formed to be connected to the other end of the fourth flow path of one face thereof and including a second connection groove corresponding to the third flow path and the fourth flow path. - View Dependent Claims (16)
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Specification