An electronic package, in which a heat dissipation structure is disposed on a carrier structure to form a packaging space for electronic components to be accommodated in the packaging space, and the electronic components are completely encapsulated by a heat dissipation material to prevent the electronic components exposing from the heat dissipation material so as to improve the heat dissipation effect.

A Faraday cage cavity package, having: a leadframe; a plastic body molded onto the leadframe to form a cavity exposing top surfaces of a die attach paddle, tie bars and lead fingers of the leadframe within the cavity; and a lid attached onto the top of the leadframe to protect a die attached to the die attach pad from electromagnetic fields, wherein the Faraday cage cavity package is manufactured in a matrix format and then separated into a plurality of individual Faraday cage cavity package units.

A semiconductor package includes a substrate, a package structure, and a lid structure. The package structure is disposed on the substrate. The lid structure is disposed over substrate, wherein the lid structure includes a main body covering and surrounding the package structure and a plurality of rib portions protruded from the main body and extended toward the package structure.

A method for forming a packaged electronic device includes providing a substrate having a first major surface and an opposing second major surface. The method includes attaching an electronic device to the first major surface of the substrate and providing a first conductive structure coupled to at least a first portion of the substrate. The method includes forming a dielectric layer overlying at least part of the first conductive structure. The method includes forming a conductive layer overlying the dielectric layer and connected to a second portion of the substrate. The first conductive structure, the dielectric layer, and conductive layer are configured as a capacitor structure and further configured as one or more of an enclosure structure or a stiffener structure for the packaged electronic device.

A semiconductor device has a substrate and a first semiconductor die disposed over the substrate. A first metal frame is disposed over the substrate around the first semiconductor die. A first metal lid is disposed over the first metal frame. A flap of the first metal lid includes an elastic characteristic to latch onto the first metal frame. An edge of the flap can have a castellated edge. A recess in the first metal frame and a protrusion on the first metal lid can be used to latch the first metal lid onto the first metal frame. A second metal frame and second metal lid can be disposed over an opposite surface of the substrate from the first metal frame.

A semiconductor device has a substrate and a first semiconductor die disposed over the substrate. A subpackage is also disposed over the substrate. A stiffener is disposed over the substrate around the first semiconductor die and subpackage. A heat spreader is disposed over the stiffener. The heat spreader is thermally coupled to the first semiconductor die. The heat spreader has an opening over the subpackage.

A semiconductor die package that has a substrate with one or more substrate layers with one or more substrate connections. A substrate layer can include one or more redistribution layers (RDLs). One or more dies (e.g., multiple dies) are disposed on a top substrate layer. The dies have one or more die external connections. Some of the die external connections are electrically connected to one or more substrate connections. One or more metallic dam stiffeners form into a dam enclosure that is disposed on and physically connected to the top substrate layer. The dam enclosure encloses one or more of the dies. The metallic dam enclosure has one or more electrically connected regions where the metallic dam enclosure is electrically connected to one or more of the substrate horizontal connections and one or more electrically insulated regions where the metallic dam enclosure is electrically insulated from one or more of the substrate horizontal connections and the substrate via connections. In different embodiments, the dam enclosure stiffens the substrates/package during manufacture, assembly, and operation; provides confinement for underfill application; and provides a heat conduction path for heat removal. Methods of manufacturing and assembling the die package are disclosed.

An electronic package is provided and includes an electronic element, an intermediary structure disposed on the electronic element, and a heat dissipation element bonded to the electronic element through the intermediary structure. The intermediary structure has a flow guide portion and a permanent fluid combined with the flow guide portion so as to be in contact with the electronic element, thereby achieving a preferred heat dissipation effect and preventing excessive warping of the electronic element or the heat dissipation element due to stress concentration.

Multiple chip module (MCM) structures are described. In an embodiment, a module includes a first and second components on the top side of a module substrate, a stiffener structure mounted on the top side of the module substrate, and a lid mounted on the stiffener structure and covering the first component and the second component. The stiffener is joined to the lid within a trench formed in a roof of the lid.

A method for forming a packaged electronic device includes providing a substrate having a first major surface and an opposing second major surface. The method includes attaching an electronic device to the first major surface of the substrate and providing a first conductive structure coupled to at least a first portion of the substrate. The method includes forming a dielectric layer overlying at least part of the first conductive structure. The method includes forming a conductive layer overlying the dielectric layer and connected to a second portion of the substrate. The first conductive structure, the dielectric layer, and conductive layer are configured as a capacitor structure and further configured as one or more of an enclosure structure or a stiffener structure for the packaged electronic device.