H05K3/3421

Chip Package Positioning and Fixing Structure

To obtain a chip package positioning structure capable of adjusting a tilt and a position of a chip package with respect to the circuit board and reducing mounting variations. The chip package positioning and fixing structure that positions and fixes, to a circuit board 4, a chip package 5 in which a flow rate detection element 53 is sealed with a resin so that a detection portion is at least exposed, in which the chip package includes a solder fixation portion 52 that fixes the chip package to the circuit board by soldering, and a positioning portion 514 that performs positioning to the circuit board, and the positioning portion is provided closer to the flow rate detection element from the solder fixation portion.

Exposed pad integrated circuit package

An IC assembly including an exposed pad integrated circuit (“IC”) package having a thermal pad with a top surface and a bottom surface and with at least one peripheral surface portion extending transversely of and continuous with the bottom surface. The bottom surface and the at least one peripheral surface are exposed through a layer of mold compound. Also, methods of making an exposed pad integrated circuit (“IC”) package assembly. One method includes optically inspecting a solder bond bonding a thermal pad of an exposed pad IC package to a printed circuit board. Another method includes wave soldering an exposed pad of an IC package to a printed circuit board.

Laser soldering system

A laser soldering system is disclosed. The laser soldering system has a moving system, a gripper mounted on the moving system, a presser mounted on the moving system and having a transparent member, and a laser. The gripper grips an object and places the object at a target location on a product to be soldered. The transparent member presses the object against the product. The laser emits a laser beam through the transparent member to solder the object to the target location while the object is pressed against the product.

Surface mount electrical connector

An electrical connector includes a housing having contact chambers between a top and a bottom configured to be mounted to a circuit board. A rear wall of the housing includes lead slots open at the top to receive leads of an electrical component. The electrical connector includes a cover coupled to the top of the housing above the leads. The electrical connector includes contacts received in corresponding contact chambers. Each contact includes a base having a solder pad at a bottom configured to be soldered to a circuit board conductor of the circuit board. Each contact includes contact beams extending from the base to form a socket proximate to the top of the housing that receives the lead of the electrical component from above to electrically connect to the lead of the electrical component.

Packaged electronic devices with top terminations

An embodiment of an electronic device includes a circuit component (e.g., a transistor or other component) coupled to the top surface of a substrate. Encapsulation is formed over the substrate and the component. An opening in the encapsulation extends from the encapsulation top surface to a conductive feature on the top surface of the component. A conductive termination structure within the encapsulation opening extends from the conductive feature to the encapsulation top surface. The device also may include a second circuit physically coupled to the encapsulation top surface and electrically coupled to the component through the conductive termination structure. In an alternate embodiment, the conductive termination structure may be located in a trench in the encapsulation that extends between two circuits that are embedded within the encapsulation, where the conductive termination structure is configured to reduce electromagnetic coupling between the two circuits during device operation.

Mechanically bridged SMD interconnects for electronic devices

An electronic device includes a package substrate, at least one integrated circuit (IC) die including a substrate having a semiconductor surface including circuitry electrically coupled to bond pads positioned onto contact pads on a top surface of a package substrate. At least one surface mount device (SMD) component including at least a first terminal and a second terminal is on the package substrate positioned lateral to the IC die. There is at least one SMD interconnect electrically connecting to at least one of the first terminal and the second terminal to the bond pads. The SMD interconnect includes a portion of a tie bar that extends to an outer edge of the electronic device.

Conductive terminal with clamping portion and connector assembly using the same

A conductive terminal electrically connects a conductor of a conductive wire to a circuit board. The conductive terminal includes a body, a clamping portion having a pair of clamping arms, and a solder portion having a pair of solder lugs. The body has an opening through which the conductive wire is inserted and a passage communicating with the opening, the passage receiving the conductive wire and extending perpendicular to a surface of the circuit board. The pair of clamping arms extend from the opening towards the circuit board and obliquely towards each other so as to clamp the conductor of the conductive wire inserted through the opening. The solder portion has a pair of solder lugs extending perpendicular to a lengthwise direction of the passage and soldered to a pair of solder pads on the circuit board.

LINEAR SPACER FOR SPACING A CARRIER OF A PACKAGE

A package for mounting on a mounting base is disclosed. In one example, the package comprises a carrier, an electronic component mounted at the carrier, leads electrically coupled with the electronic component and to be electrically coupled with the mounting base, and a linear spacer for defining a spacing with respect to the carrier.

PRINTED WIRING BOARD
20220132674 · 2022-04-28 ·

A printed wiring board to which an electronic component is soldered by a jet soldering device, the printed wiring board includes as insulating substrate, a land provided on one surface of the insulating substrate, the one surface serving as a soldering surface, a through hole provided in the land and passing through the insulating substrate in a thickness direction of the insulating substrate. A lead of the electronic component is inserted into the through hole from the other surface of the insulating substrate, the other surface is opposed to the one surface, and an auxiliary conductor is provided in a region of a plane on the one surface, the region is adjacent to the land in a predetermined direction. The auxiliary conductor is provided to have a width equal to a width of the land in the same region of the plane.

CIRCUIT BOARD AND METHOD FOR MANUFACTURING CIRCUIT BOARD
20230247754 · 2023-08-03 ·

Provided is a circuit board on which a circuit component is mounted on one side, and a recess is formed at a position corresponding to the circuit component on the other side, and the circuit board includes a first heat conductive member that is provided inside the recess and conducts heat generated by the circuit component.