H01L2224/85203

BONDING WIRE FOR SEMICONDUCTOR DEVICE

There is provided a Cu bonding wire having a Pd coating layer on a surface thereof, that improves bonding reliability of a ball bonded part in a high-temperature and high-humidity environment and is suitable for on-vehicle devices.

The bonding wire for a semiconductor device includes a Cu alloy core material and a Pd coating layer formed on a surface of the Cu alloy core material, and the bonding wire contains In of 0.011 to 1.2% by mass and has the Pd coating layer of a thickness of 0.015 to 0.150 μm. With this configuration, it is able to increase the bonding longevity of a ball bonded part in a high-temperature and high-humidity environment, and thus to improve the bonding reliability. When the Cu alloy core material contains one or more elements of Pt, Pd, Rh and Ni in an amount, for each element, of 0.05 to 1.2% by mass, it is able to increase the reliability of a ball bonded part in a high-temperature environment of 175° C. or more. When an Au skin layer is further formed on a surface of the Pd coating layer, wedge bondability improves.

BONDING WIRE FOR SEMICONDUCTOR DEVICE

There is provided a Cu bonding wire having a Pd coating layer on a surface thereof, that improves bonding reliability of a ball bonded part in a high-temperature and high-humidity environment and is suitable for on-vehicle devices.

The bonding wire for a semiconductor device includes a Cu alloy core material and a Pd coating layer formed on a surface of the Cu alloy core material, and the bonding wire contains In of 0.011 to 1.2% by mass and has the Pd coating layer of a thickness of 0.015 to 0.150 μm. With this configuration, it is able to increase the bonding longevity of a ball bonded part in a high-temperature and high-humidity environment, and thus to improve the bonding reliability. When the Cu alloy core material contains one or more elements of Pt, Pd, Rh and Ni in an amount, for each element, of 0.05 to 1.2% by mass, it is able to increase the reliability of a ball bonded part in a high-temperature environment of 175° C. or more. When an Au skin layer is further formed on a surface of the Pd coating layer, wedge bondability improves.

Noble metal-coated silver wire for ball bonding, and semiconductor device using noble metal-coated silver wire for ball bonding

A noble metal-coated silver bonding wire for ball bonding wire includes a noble metal coating layer on a core material made of pure silver or a silver alloy, wherein the wire contains at least one sulfur group element, the noble metal coating layer includes at least one palladium layer, the total palladium content relative to the entire wire is not less than 0.01 mass % and not more than 5.0 mass %, and the total sulfur group element content relative to the entire wire is not less than 0.1 mass ppm and not more than 100 mass ppm.

Integrated circuit package including miniature antenna

The present invention relates to an integrated circuit package comprising at least one substrate, each substrate including at least one layer, at least one semiconductor die, at least one terminal, and an antenna located in the integrated circuit package, but not on said at least one semiconductor die. The conducting pattern comprises a curve having at least five sections or segments, at least three of the sections or segments being shorter than one-tenth of the longest free-space operating wavelength of the antenna, each of the five sections or segments forming a pair of angles with each adjacent segment or section, wherein the smaller angle of each of the four pairs of angles between sections or segments is less than 180° (i.e., no pair of sections or segments define a longer straight segment), wherein at least two of the angles are less than 115°, wherein at least two of the angles are not equal, and wherein the curve fits inside a rectangular area the longest edge of which is shorter than one-fifth of the longest free-space operating wavelength of the antenna.

Ball bonding metal wire bond wires to metal pads

An apparatus, and methods therefor, relates generally to an integrated circuit package. In such an apparatus, a platform substrate has a copper pad. An integrated circuit die is coupled to the platform substrate. A wire bond wire couples a contact of the integrated circuit die and the copper pad. A first end of the wire bond wire is ball bonded with a ball bond for direct contact with an upper surface of the copper pad. A second end of the wire bond wire is stitch bonded with a stitch bond to the contact.

Ball bonding metal wire bond wires to metal pads

An apparatus, and methods therefor, relates generally to an integrated circuit package. In such an apparatus, a platform substrate has a copper pad. An integrated circuit die is coupled to the platform substrate. A wire bond wire couples a contact of the integrated circuit die and the copper pad. A first end of the wire bond wire is ball bonded with a ball bond for direct contact with an upper surface of the copper pad. A second end of the wire bond wire is stitch bonded with a stitch bond to the contact.

SEMICONDUCTOR PACKAGE AND METHOD OF FABRICATING THE SAME
20210407972 · 2021-12-30 ·

The present disclosure provides a semiconductor package. The semiconductor package includes a carrier member, a plurality of inductors and a memory chip. The carrier member includes a first surface, a second surface and a centrally-located opening. The carrier member also includes a plurality of conductive pads on the second surface proximal to the opening. The memory chip is attached to the carrier member in a face-down manner. The memory chip includes a plurality of bidirectional and unidirectional signal-transmission pins electrically coupled to the inductors. The memory chip also includes a plurality of bonding pads. A plurality of bonding wires, passing through the opening, electrically connect the bonding pads on the memory chip to the conductive pads on the carrier member. A first insulative structure substantially encapsulates the memory chip and the inductors. A plurality of solder balls are attached to the second surface of the carrier member.

SEMICONDUCTOR PACKAGE AND METHOD OF FABRICATING THE SAME
20210407972 · 2021-12-30 ·

The present disclosure provides a semiconductor package. The semiconductor package includes a carrier member, a plurality of inductors and a memory chip. The carrier member includes a first surface, a second surface and a centrally-located opening. The carrier member also includes a plurality of conductive pads on the second surface proximal to the opening. The memory chip is attached to the carrier member in a face-down manner. The memory chip includes a plurality of bidirectional and unidirectional signal-transmission pins electrically coupled to the inductors. The memory chip also includes a plurality of bonding pads. A plurality of bonding wires, passing through the opening, electrically connect the bonding pads on the memory chip to the conductive pads on the carrier member. A first insulative structure substantially encapsulates the memory chip and the inductors. A plurality of solder balls are attached to the second surface of the carrier member.

LIGHT EMITTING DEVICE PACKAGE

A light emitting device package includes a first molding member surrounding a heat dissipation frame, a first electrode frame, and a second electrode frame; a first semiconductor light emitting device on the heat dissipation frame and having first and second pads; a second semiconductor light emitting device on the heat dissipation frame and having first and second pads; a wavelength conversion layer on the first and second semiconductor light emitting structures; a first bonding wire connected to the first pad of the first semiconductor light emitting device and the first electrode frame; a second bonding wire connected to the second pad of the second semiconductor light emitting device and the second electrode frame; and an inter-chip bonding wire connecting the second pad of the first semiconductor light emitting device to the first pad of the second semiconductor light emitting device.

LIGHT EMITTING DEVICE PACKAGE

A light emitting device package includes a first molding member surrounding a heat dissipation frame, a first electrode frame, and a second electrode frame; a first semiconductor light emitting device on the heat dissipation frame and having first and second pads; a second semiconductor light emitting device on the heat dissipation frame and having first and second pads; a wavelength conversion layer on the first and second semiconductor light emitting structures; a first bonding wire connected to the first pad of the first semiconductor light emitting device and the first electrode frame; a second bonding wire connected to the second pad of the second semiconductor light emitting device and the second electrode frame; and an inter-chip bonding wire connecting the second pad of the first semiconductor light emitting device to the first pad of the second semiconductor light emitting device.