Integrated heat sink and air plenum for a heat-generating integrated circuit

    公开(公告)号:US11828549B2

    公开(公告)日:2023-11-28

    申请号:US16555711

    申请日:2019-08-29

    Abstract: An electronic device includes an integrated circuit and a heat exchanger. The heat exchanger includes a heat pipe and a first plurality of cooling fins and a second plurality of cooling fins. The heat pipe is thermally coupled to the integrated circuit and has an evaporator portion and a condenser portion, where the condenser portion extends away from the evaporator portion. The first plurality of cooling fins are attached to the condenser portion and proximate to the evaporation portion and form a plenum having a first associated pressure drop when a cooling fluid flows across the first plurality of cooling fins at a first velocity. The second plurality of cooling fins are attached to the condenser portion and distal from the evaporation portion and form a flow path having a second associated pressure drop when the cooling fluid flows across the second plurality of cooling fins at the first velocity.

    INTEGRATED HEAT SINK AND AIR PLENUM FOR A HEAT-GENERATING INTEGRATED CIRCUIT

    公开(公告)号:US20200217599A1

    公开(公告)日:2020-07-09

    申请号:US16555711

    申请日:2019-08-29

    Abstract: An electronic device includes an integrated circuit and a heat exchanger. The heat exchanger includes a heat pipe and a first plurality of cooling fins and a second plurality of cooling fins. The heat pipe is thermally coupled to the integrated circuit and has an evaporator portion and a condenser portion, where the condenser portion extends away from the evaporator portion. The first plurality of cooling fins are attached to the condenser portion and proximate to the evaporation portion and form a plenum having a first associated pressure drop when a cooling fluid flows across the first plurality of cooling fins at a first velocity. The second plurality of cooling fins are attached to the condenser portion and distal from the evaporation portion and form a flow path having a second associated pressure drop when the cooling fluid flows across the second plurality of cooling fins at the first velocity.

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