Patent ID: 6305463
Filing Date: 2001-10-23
Classification: G06F,H05K

Abstract:
A cold plate, comprising,a mounting plate for carrying thereon a printed circuit board assembly,a cover generally parallel to and spaced from said mounting plate, anda cooling chamber defined by the space between said cover and said mounting plate, said cooling chamber comprising:a liquid cooled section disposed within said cooling chamber and including a coolant inlet, a coolant outlet, and at least one coolant flow channel for directing a liquid coolant from said coolant inlet through said liquid cooled section to said coolant outlet for carrying away heat generated by said printed circuit board assembly, andan air cooled section disposed within said cooling chamber and positioned between said cover and said liquid cooled section and including an air inlet, an air outlet, and at least one air flow channel for directing air from said air inlet through said air cooled section to said air outlet for carrying away heat generated by said printed circuit board assembly,wherein the mounting plate includes a cooling surface and a board mounting surface, wherein the board mounting surface is adapted to receive the printed circuit board assembly thereon and wherein the cooling surface faces into said cooling chamber.