Patent classifications
H01L23/49544
ELECTRONIC DEVICE, METHOD FOR MANUFACTURING ELECTRONIC DEVICE, AND LEAD FRAME
An electronic device includes an electronic component provided with a first electrode pad, a die pad including an obverse surface facing in a first direction with the electronic component mounted on the obverse surface, a first lead, a second lead, and a first connection member electrically connecting the first electrode pad and the first lead to each other. The first lead and the second lead are disposed, as viewed in the first direction, on a same side of the die pad in a second direction perpendicular to the first direction. The first lead includes a first pad portion and a first extended portion. The first connection member is bonded to the first pad portion. The first extended portion extends from the first pad portion up to a position located between the die pad and the second lead as viewed in the first direction.
Package with shifted lead neck
A semiconductor package includes a pad and leads having a planar profile shaped from a planar base metal, a semiconductor die attached to the pad, a wire bond extending from the semiconductor die to a respective lead, and mold compound covering the semiconductor die, the wire bond, and a first portion of the respective lead, wherein a second portion of the respective lead extends beyond the mold compound. A shape of the respective lead within the planar profile includes a notch indented relative to a first elongated side of the shape of the respective lead and a protrusion protruding outwardly relative to a second elongated side of the shape of the respective lead. The notch and the protrusion are each partially covered by the mold compound and partially outside the mold compound.
SEMICONDUCTOR DEVICE
A semiconductor device according to the present invention includes: a circuit board; a semiconductor element having a main electrode; a metal frame; and a metal plate having a flat plate shape, the metal plate being disposed between the metal frame and the main electrode, wherein the metal plate and a conductive bonding material, form a stress relaxation structure which relaxes a stress applied to metal plate and the conductive bonding material, disposed between the metal frame and the semiconductor element, and the stress relaxation structure is configured such that a thickness of the metal plate is smaller than a thickness of the metal frame, and at least one convex portion is formed on the metal plate at a position which corresponds to the main electrode. The semiconductor device according to the present invention can relax a stress applied to a conductive bonding material between a semiconductor element and a metal frame even when a relatively thick metal frame is used.
Spacer Frame for Semiconductor Packages
A method of frame handling during semiconductor package production includes: providing a lead frame having leads secured to a periphery of the lead frame by first tie bars; providing a multi-gauge spacer frame having spacers secured to a periphery of the spacer frame by second tie bars, the spacers being thicker than the second tie bars; and aligning the multi-gauge spacer frame with the lead frame such that the spacers and the second tie bars of the multi-gauge spacer frame do not contact the leads of the lead frame. A power semiconductor module and a method of assembling a power semiconductor module are also described.
POWER MODULE PACKAGE CASING WITH PROTRUSION SUPPORTS
A method includes disposing a series of protrusions on a rectangular side panel of an open four-sided box-like structure in a frame, and attaching an electronic substrate to the frame. The electronic substrate carries one or more circuit components. The series of protrusions acts as a spring-like compensator to compensate plastic deformation, twisting or warping of the frame, and to limit propagation of stress to the electronic substrate via the frame.
Electronic device with exposed tie bar
A packaged electronic device has a package structure, first leads, second leads and a tie bar. The package structure has a first side, a second side, a third side, a fourth side, a fifth side and a sixth side, the second side spaced from the first side along a first direction, the fourth side spaced from the third side along an orthogonal second direction, and the sixth side spaced from the fifth side along an orthogonal third direction. The first leads extend outward in a first plane of the second and third directions from respective portions of the third side, the second leads extend outward in the first plane from respective portions of the fourth side, and the tie bar is exposed along the fifth side in a second plane of the second and third directions, the second plane between the first plane and the first side.
Spacer frame for semiconductor packages
A method of frame handling during semiconductor package production includes: providing a lead frame having leads secured to a periphery of the lead frame by first tie bars; providing a multi-gauge spacer frame having spacers secured to a periphery of the spacer frame by second tie bars, the spacers being thicker than the second tie bars; and aligning the multi-gauge spacer frame with the lead frame such that the spacers and the second tie bars of the multi-gauge spacer frame do not contact the leads of the lead frame. A power semiconductor module and a method of assembling a power semiconductor module are also described.
Electronic device with die pad and leads, and method of manufacturing
An electronic device includes an electronic component provided with a first electrode pad, a die pad including an obverse surface facing in a first direction with the electronic component mounted on the obverse surface, a first lead, a second lead, and a first connection member electrically connecting the first electrode pad and the first lead to each other. The first lead and the second lead are disposed, as viewed in the first direction, on a same side of the die pad in a second direction perpendicular to the first direction. The first lead includes a first pad portion and a first extended portion. The first connection member is bonded to the first pad portion. The first extended portion extends from the first pad portion up to a position located between the die pad and the second lead as viewed in the first direction.
SEMICONDUCTOR DEVICE
A semiconductor device of an embodiment includes a first lead frame, a second lead frame located apart from the first lead frame, a semiconductor chip mounted on the first lead frame, and a conductive member. The conductive member electrically connects an electrode of the semiconductor chip to the second lead frame through a conductive adhesive. The conductive member includes a cut face located apart from a bonding face of the electrode, on which the conductive member is bonded.
SEMICONDUCTOR DEVICE
According to one embodiment, a semiconductor device includes a first lead frame, a second lead frame, a semiconductor chip, and a conductive member. The second lead frame is located apart from the first lead frame. The second lead frame includes a first face and a second face intersecting with the first face. The semiconductor chip is connected to the first lead frame. The conductive member electrically connects the semiconductor chip and the second lead frame. The conductive member includes a first connection part and a second connection part. The first connection part includes a first connection face connected to the first face by a conductive adhesive. The second connection part includes a second connection face connected to the second face by a conductive adhesive.