Patent classifications
H05K3/284
Electronic switch module with an integrated flyback diode
An electronic module is provided including power switches mounted on a circuit board and configured as an inverter circuit for an electric motor. A sliding member is coupled to an actuator. A power contact switch is provided including a first conductive body, a second conductive body, and a contact switch. The first and second conductive bodies are mounted on a first surface of the circuit board and include pins received through through-holes of the circuit board to make electrical contact with two conductive tracks on a second surface of the circuit board. The contact switch pivotably is secured to the first conductive body and pivotably moveable by the sliding member to make contact with the second conductive body with movement of the actuator. A flyback diode is electrically connected between the first and second conductive track on the second surface of the circuit board parallel to the power contact switch.
High-frequency module
In a high-frequency module provided with a shield member between components, improvement in the degree of freedom in design such as arrangement of components or the like is achieved while preventing damage to a wiring board. A high-frequency module (1a) includes a multilayer wiring board (2), a plurality of components (3a) and (3b) mounted on an upper surface (20a) of the multilayer wiring board (2), and a shield member (5) for shielding between the component (3a) and the component (3b), in which the shield member (5) is formed in a flat plate shape, with a plurality of metal pins (5a) each stacked in a thickness direction of the sealing resin layer (4) such that a length direction is made to be substantially parallel to the upper surface (20a) of the multilayer wiring board (2), and a resin molded portion (5b) for fixing the metal pins (5a).
Overmolded components having sub-flush residuals
Electronics modules according to embodiments of the present technology may include a circuit board having a first surface from which an electronic component extends and a second surface opposite the first surface. The circuit board may include a tie-bar residual extending from a sidewall of the circuit board beyond the width across the first surface. The modules may also include an overmold at least partially encapsulating the circuit board. The overmold may be characterized by a first height extending normal to the first surface of the circuit board across the width of the circuit board. The overmold may extend laterally beyond the width along a length of the first surface. The overmold may define a region about the tie-bar residual characterized by a recessed height. The overmold may define a notch recessed from an outer edge of the overmold. The notch may be located across the tie-bar residual.
Electronic component module and electronic device including the same
An electronic component module includes a first module including a sealing portion disposed on a first surface of a first board and a shielding layer disposed on a surface of the sealing portion, a second module spaced apart from the first module, a connection board having greater flexibility than the first board and connecting the first module to the second module, and a first ground line electrically connected to a ground layer of the first board and disposed on a surface of the connection board, and at least a portion of the shielding layer is electrically connected to the ground layer of the first board.
Component package and printed circuit board for the same
A component package includes a printed circuit board; a first electronic component disposed in a first region on the printed circuit board; a second electronic component disposed in a second region on the printed circuit board; and a metal wall disposed on the printed circuit board and spatially partitioning the first region and the second region on a plane. The metal wall is directly connected to the printed circuit board.
Circuit board and method for manufacturing the same
The present disclosure provides a circuit board and a method for manufacturing the circuit board. The circuit board may include: a base board, an embedded component, and an attached component. The base board may define a groove, the embedded component can be disposed in the groove. The attached component can be attached to at least one surface of the base board and connected to the embedded component.
SEMICONDUCTOR DEVICE, CIRCUIT BOARD STRUCTURE AND MANUFACTURING METHOD THEREOF
A semiconductor device, a circuit board structure and a manufacturing forming thereof are provided. A circuit board structure includes a core layer, a first build-up layer and a second build-up layer. The first build-up layer and the second build-up layer are disposed on opposite sides of the core layer. The circuit board structure has a plurality of stress releasing trenches extending into the first build-up layer and the second build-up layer.
PROTECTIVE COATING COMPOSITION FOR CIRCUIT BOARD
The present disclosure provides a protective coating composition for circuit boards, the composition capable of i) forming a protective coating for effectively protecting a circuit board and an electrical/electronic component mounted thereon, from moisture, foreign materials, and corrosive gas, ii) reducing the formation time of a protective coating, iii) forming a protective coating capable of achieving optimal protective performance with a smaller thickness, and iv) forming a protective coating that is easier to remove. According to one aspect of the present disclosure, an embodiment of the protective coating composition for circuit boards includes a polyketone, and a solvent.
PRINTED CIRCUIT BOARD, TRANSMISSION CONTROLLER WITH A PRINTED CIRCUIT BOARD, AND METHOD FOR PRODUCING A PRINTED CIRCUIT BOARD
The disclosure relates to a printed circuit board with a printed circuit board core which has an upper face. A metallization layer is formed on at least some sections of the upper face. The metallization layer includes at least one first region and a second region which differs from the first region. An electric module is arranged on the first region and is connected to same in an electrically conductive manner, the second region is arranged and/or formed at a distance to the first region, and the second region surrounds and/or borders the first region. The electric module is encapsulated with a sealing material, where the encapsulation is delimited by the second region.
MODULE AND COMPONENT
A module includes: a substrate including a first surface and including first and second sides; a component as a first component mounted on the first surface; a first sealing resin arranged to cover the first surface and the first component; and a first shield film. An inclined portion is formed in the substrate. The substrate includes a first lead electrode arranged to be exposed to the inclined portion along the first side, and a second lead electrode arranged to be exposed to the inclined portion along the second side, and each of these is connected to the first shield film. A height of the second lead electrode is different from a height of the first lead electrode.