B23K20/005

CAPILLARY TRANSPORT DEVICE, CAPILLARY MOUNTING DEVICE, CAPILLARY REPLACEMENT DEVICE, CAPILLARY TRANSPORT METHOD, CAPILLARY MOUNTING METHOD, AND CAPILLARY REPLACEMENT METHOD
20200091107 · 2020-03-19 ·

There is provided a capillary transport device capable of inserting, without manpower, a capillary into a mounting section of an ultrasonic horn. According to an aspect of the present invention, a capillary transport device includes: a first tube 17 for transporting a capillary 13; an ultrasonic horn 11 with a mounting section for mounting the capillary; a first movement mechanism for relatively moving the ultrasonic horn and a first end 17a of the first tube; and a mechanism for blowing gas into a second end 17b of the first tube.

BONDING APPARATUS WITH REPLACEABLE BONDING TOOL
20200020661 · 2020-01-16 ·

A bonding apparatus has a bonding tool for bonding a wire to a bonding surface, a bonding tool retainer configured to releasably retain the bonding tool, a bonding tool holder configured to hold at least one bonding tool, a bonding tool manipulator configured to transfer said bonding tool between said bonding tool holder and said bonding tool retainer, and a bonding tool guide configured to guide said bonding tool to be received by said bonding tool retainer during transfer by said bonding tool manipulator.

Capillary transport device, capillary mounting device, capillary replacement device, capillary transport method, capillary mounting method, and capillary replacement method
10529684 · 2020-01-07 · ·

There is provided a capillary transport device capable of inserting, without manpower, a capillary into a mounting section of an ultrasonic horn. According to an aspect of the present invention, a capillary transport device includes: a first tube 17 for transporting a capillary 13; an ultrasonic horn 11 with a mounting section for mounting the capillary; a first movement mechanism for relatively moving the ultrasonic horn and a first end 17a of the first tube; and a mechanism for blowing gas into a second end 17b of the first tube.

APPARATUS FOR BONDING WIRE
20240038717 · 2024-02-01 · ·

A wire bonding apparatus includes a bonding stage, a capillary, a clamp provided with the capillary rotatably installed thereon, and a bonding arm. The clamp includes a housing having an internal space, a first member fixedly installed at an upper end of the internal space of the housing and provided with a first gear unit on a lower surface thereof, a second member fixedly installed at a lower end of the internal space of the housing to be spaced apart from the first member, and provided with a second gear unit on an upper surface thereof, a third member, the third member being provided with a third gear unit corresponding to the first gear unit and a fourth gear unit corresponding to the second gear unit, . The capillary is fixedly installed on the third member and rotates in conjunction with the third member.

Ultrasonic transducers, wire bonding machines including ultrasonic transducers, and related methods

An ultrasonic transducer system is provided. The ultrasonic transducer system includes a transducer body, wherein at least a portion of a surface of the transducer body includes a processed area. The processed area has a changed condition at the surface of the transducer body.

Wire bonding for semiconductor devices

A semiconductor device includes an integrated circuit die having bond pads and a bond wires. The bond wires are connected to respective ones of the bond pads by a ball bond. An area of contact between the ball bond and the bond pad has a predetermined shape that is non-circular and includes at least one axis of symmetry. A ratio of the ball bond length to the ball bond width may be equal to a ratio of the bond pad length to the bond pad width.

Wire bonding method and wire bonding apparatus
11901329 · 2024-02-13 · ·

A wire bonding method for connecting a wire to two different surfaces by bonding with a single wire bonding step. The wire bonding method includes: bonding one end of a wire fed from a distal end of a capillary to a first bonding surface; moving the capillary in the Z direction; moving the capillary the X and/or Y direction; moving the capillary in the X, Y, and/or Z direction, a plurality of times; moving the capillary to a highest position; and bonding another end of the wire to the second bonding surface. The wire bonding method includes, at any timing, rotating the first bonding surface about a rotation axis to move the second bonding surface to a position capable of bonding. An angle formed by the first bonding surface and the second bonding surface on a side where the wire is stretched is 200? or more.

WEDGE BONDING TOOLS, WEDGE BONDING SYSTEMS, AND RELATED METHODS
20190375043 · 2019-12-12 ·

A wedge bonding tool including a body portion including a tip portion is provided. The tip portion includes a working surface configured to contact a wire material during formation of a wedge bond. A plurality of notches are defined by one or more surfaces of the body portion.

Ceramic material and wire bonding capillary

A ceramic material includes zirconia toughened alumina (ZTA), which is doped with zinc ions and other metal ions, in which the other metal ions are chromium (Cr) ions, titanium (Ti) ions, gadolinium (Gd) ions, manganese (Mn) ions, cobalt (Co) ions, iron (Fe) ions, or a combination thereof. The ceramic material may have a hardness of 1600 Hv10 to 2200 Hv10 and a bending strength of 600 MPa to 645 MPa. The ceramic material can be used as wire bonding capillary.

Wire bonding apparatus
11961819 · 2024-04-16 · ·

A wire bonding apparatus connecting a lead of a mounted member with an electrode of a semiconductor die through a wire comprises a capillary through which the wire is inserted, a shape acquisition part which acquires the shape of the lead to which the wire is connected, a calculating part which calculates an extending direction of a wire tail extending from the end of the capillary based on the shape of a lead to which the wire is connected next, and a cutting part which moves the capillary in the extending direction and cuts the wire to form the wire tail after the lead is connected with the electrode through the wire. Thus, in the wire bonding using wedge bonding, joining part tails (183a, 283a, 383a) formed in continuation to a first bonding point can be prevented from coming into contact with each other.