ALUMINIUM-CONTAINING BONDING WIRES WITH EMBEDDED COPPER FIBRES

摘要

The invention provides a bonding wire comprising at least two components (4, 5), whose surface comprises the first component (5), which is more suitable for ultrasound bonding, and whose core has the second component (4) having better electrical conductivity and mechanical strength and which, according to the invention, can be pinched more easily than if the core were homogeneous.