ULTRA FINE PITCH CAPILLARY

A BONDING TOOL FOR BONDING A FINE WIRE TO BONDING PADS HAVING A VERY FINE PITCH IS DISCLOSED. THE BONDING TOOL (200) COMPRISES A WORKING TIP (204) AT AN END THEREOF. THE WORKING TIP (204) INCLUDES I) A TAPERED SECTION (202) HAVING A PREDETERMINED ANGLE (218) WITH RESPECT TO THE LONGITUDINAL AXIS OF...

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Bibliographische Detailangaben
Hauptverfasser:	ATSMON, ZIV, BAHALUL, ARIE, SONNENREICH, BENJAMIN, PERLBERG, GIL
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SEMICONDUCTOR DEVICES SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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Beschreibung
Zusammenfassung:	A BONDING TOOL FOR BONDING A FINE WIRE TO BONDING PADS HAVING A VERY FINE PITCH IS DISCLOSED. THE BONDING TOOL (200) COMPRISES A WORKING TIP (204) AT AN END THEREOF. THE WORKING TIP (204) INCLUDES I) A TAPERED SECTION (202) HAVING A PREDETERMINED ANGLE (218) WITH RESPECT TO THE LONGITUDINAL AXIS OF THE FIRST CYLINDRICAL SECTION (201), II) A WORKING FACE WITH A FIRST ANNULAR CHAMFER (211) FORMED AT AN OUTSIDE PORTION OF AN END OF THE WORKING TIP (204) AND, III) A SECOND ANNULAR CHAMFER (213) FORMED AT AN INSIDE PORTION OF THE END OF THE WORKING TIP (204). THE FIRST AND SECOND ANNULAR CHAMFER ADJACENT ONE ANOTHER AND A SUBSTANTIALLY CYLINDRICAL AXIAL PASSAGE (224) COUPLED TO AN UPPER PORTION OF THE SECOND ANNULAR CHAMFER (213). THE BONDING TOOL (200) IS FORMED FROM A MATERIAL CONTAINING AT LEAST 80% ZRO2 BY WEIGHT. FIGURE 2F.