H01L2224/48245

WIRE BONDING APPARATUS, METHOD FOR MANUFACTURE OF SEMICONDUCTOR DEVICE, AND SEMICONDUCTOR DEVICE
20220208721 · 2022-06-30 · ·

This wire bonding apparatus has a capillary, a movement mechanism moving the capillary, and a control unit controlling driving of the movement mechanism. The control unit at least causes execution of: a first process (trajectory a) of lowering the capillary, after a FAB is formed, to pressure bonding height at a first bonding point to form a pressure bonded ball and a column part at the first bonding point; a second process (trajectory b) of moving the capillary horizontally at the pressure bonding height after execution of the first process to scarp off the column part by the capillary; and a third process (trajectory c-k) of repeating a pressing operation at least once after execution of the second process, the pressing operation involving moving the capillary forward and lowering the capillary temporarily during movement so that the capillary presses down on a wire portion positioned over the pressure bonded ball.

DUAL-SIDE COOLING SEMICONDUCTOR PACKAGES AND RELATED METHODS

A dual-side cooling (DSC) semiconductor package includes a first metal-insulator-metal (MIM) substrate having a first insulator layer, first metallic layer, and second metallic layer. A second MIM substrate includes a second insulator layer, third metallic layer, and fourth metallic layer. The third metallic layer includes a first portion having a first contact area and a second portion, electrically isolated from the first portion, having a second contact area. A semiconductor die is coupled with the second metallic layer and is directly coupled with the third metallic layer through one or more solders, sintered layers, electrically conductive tapes, solderable top metal (STM) layers, and/or under bump metal (UBM) layers. The first contact area is electrically coupled with a first electrical contact of the die and the second contact area is electrically coupled with a second electrical contact of the die. The first and fourth metallic layers are exposed through an encapsulant.

ELECTRONIC PACKAGE WITH SURFACE CONTACT WIRE EXTENSIONS
20220208660 · 2022-06-30 ·

An electronic package includes an electronic component including terminals, a plurality of surface contacts, at least some of the surface contacts being electrically coupled to the terminals within the electronic package, a mold compound covering the electronic component and partially covering the surface contacts with a bottom surface exposed from the mold compound, and a plurality of wires extending from exposed surfaces of the surface contacts, each of the wires providing a solderable surface for mounting the electronic package at a standoff on an external board.

SEMICONDUCTOR PACKAGE WITH BLAST SHIELDING
20220208699 · 2022-06-30 ·

A semiconductor package includes a metallic pad and leads, a semiconductor die including a semiconductor substrate attached to the metallic pad, and a conductor including a sacrificial fuse element above the semiconductor substrate, the sacrificial fuse element being electrically coupled between one of the leads and at least one terminal of the semiconductor die, a shock-absorbing material over a profile of the sacrificial fuse element, and mold compound covering the semiconductor die, the conductor, and the shock-absorbing material, and partially covering the metallic pad and leads, with the metallic pad and the leads exposed on an outer surface of the semiconductor package. Either a glass transition temperature of the shock-absorbing material or a melting point of the shock-absorbing material is lower than a melting point of the conductor.

SEMICONDUCTOR DEVICE HAVING TAPERED METAL COATED SIDEWALLS

A semiconductor device includes a semiconductor die having a top side surface comprising a semiconductor material including circuitry therein having bond pads connected to nodes in the circuitry, a bottom side surface, and sidewall surfaces between the top side surface and the bottom side surface. A metal coating layer including a bottom side metal layer is over the bottom side surface that extends continuously to a sidewall metal layer on the sidewall surfaces. The sidewall metal layer defines a sidewall plane that is at an angle from 10° to 60° relative to a normal projected from a bottom plane defined by the bottom side metal layer.

STRAIN-INDUCED SHIFT MITIGATION IN SEMICONDUCTOR PACKAGES
20220208695 · 2022-06-30 ·

A semiconductor package includes a semiconductor die including a semiconductor substrate, a strain-sensitive component located within or over a metallization layer of the semiconductor die, wherein a parameter of the strain-sensitive component exhibits a longitudinal shift due to a longitudinal strain and a transverse shift due to a transverse strain, and a mold compound covering the semiconductor die and the strain-sensitive component. The semiconductor package, including the semiconductor die and the mold compound, defines an orthogonal package-induced strain ratio on the strain-sensitive component on the semiconductor die surface. The strain-sensitive component is located such that the longitudinal shift due to package-induced strains offsets the transverse shift due to the package-induced strains.

Stacked-die MEMS resonator

A low-profile packaging structure for a microelectromechanical-system (MEMS) resonator system includes an electrical lead having internal and external electrical contact surfaces at respective first and second heights within a cross-sectional profile of the packaging structure and a die-mounting surface at an intermediate height between the first and second heights. A resonator-control chip is mounted to the die-mounting surface of the electrical lead such that at least a portion of the resonator-control chip is disposed between the first and second heights and wire-bonded to the internal electrical contact surface of the electrical lead. A MEMS resonator chip is mounted to the resonator-control chip in a stacked die configuration and the MEMS resonator chip, resonator-control chip and internal electrical contact and die-mounting surfaces of the electrical lead are enclosed within a package enclosure that exposes the external electrical contact surface of the electrical lead at an external surface of the packaging structure.

Doherty amplifier
11374539 · 2022-06-28 · ·

A package (1) includes first and second input terminals (2,3) which are adjacent to each other, and first and second output terminals (4,5) which are adjacent to each other. A first input matching circuit (6), a first delay circuit (7), a second input matching circuit (8), a first amplifier (9), and a first output matching circuit (10) are sequentially connected between the first input terminal (2) and the first output terminal (4) inside the package (1). A third input matching circuit (11), a second amplifier (12), a second output matching circuit (13), a second delay circuit (14), and a third output matching circuit (15) are sequentially connected between the second input terminal (3) and the second output terminal (5) inside the package (1). First to fourth matching circuits (16-19) are respectively connected to the first input terminal (2), the second input terminal (3), the first output terminal (4) and the second output terminal (5) outside the package (1).

SEMICONDUCTOR PACKAGE HAVING WETTABLE LEAD FLANK AND METHOD OF MAKING THE SAME

A semiconductor package comprises a lead frame, a chip, and a molding encapsulation. The lead frame comprises one or more die paddles, a first plurality of leads, and a second plurality of leads. A respective end surface of each lead of the first plurality of leads and the second plurality of leads is plated with a metal. A first respective window on a first side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A second respective window on a second side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A method for fabricating a semiconductor package comprises the steps of providing a lead frame array, mounting a chip, forming a molding encapsulation, and applying a cutting process or a punching process.

COVERS FOR SEMICONDUCTOR PACKAGE COMPONENTS
20220181223 · 2022-06-09 ·

In some examples, a semiconductor package comprises a semiconductor die; an operational component on an active surface of the semiconductor die; and a cover coupled to the active surface of the semiconductor die and covering the operational component. The cover comprises a monolithic structure including a vertical portion and a horizontal portion. A hollow area is between the cover and the operational component. The package also includes a mold compound covering the semiconductor die and the cover.