Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Charles J. Vath"'
Autor:
Charles J. Vath, Richard Holliday
Publikováno v:
ECS Transactions. 34:843-855
The semiconductor industry has maintained an average 15% cost down per year over the range of products it offers. Continued cost reduction will be difficult to achieve based on current practices and raw material prices. The need to remain competitive
Publikováno v:
Microelectronics Reliability. 51:137-147
This paper presents the findings of work performed on 20-μm diameter copper wire of five different wire types from three suppliers. Gold wire is the control. The test die was mounted on BT (B (Bismaleimide) and T (Triazine)) resin substrates. The bo
Publikováno v:
Microelectronic Engineering. 85:440-443
The idea of using low-k materials compared to conventional silica (SiO"2) poses a large challenge to the back end processes such as wire bonding. In this study, numerical methods such as finite element method is used to characterize the permissible c
Publikováno v:
Journal of Materials Science. 42:615-623
Fine copper wire bonding is capable of making reliable electrical interconnections in microelectronic packages. Copper wires of 0.8–6 mil diameter have been successfully bonded to different bond pad metallized and plated substrate materials such as
Publikováno v:
Thin Solid Films. 504:397-400
Moisture ingression in plastic packages essentially occurs through delaminated interfaces. Hence, package reliability depends on the interfacial integrity between the various materials. In the present work, the adhesion of epoxy-based molding compoun
Publikováno v:
Microelectronics Reliability. 46:467-475
Thermosonic bonding process is a viable method to make reliable interconnections between die bond pads and leads using thin gold and copper wires. This paper investigates interface morphology and metallurgical behavior of the bond formed between wire
Publikováno v:
Journal of Electronic Packaging. 128:192-201
In microelectronic packaging technology wire bonding is a common interconnect technique. The quality and reliability of wire bonds are generally evaluated by ball shear and stitch pull testing. From the load versus time and load versus tool tip displ
Publikováno v:
Materials Letters. 58:3096-3101
Thermosonic bonding process is a viable method to make reliable interconnections between die bond pads and leads using thin gold and copper wires. This paper investigates interface morphology and metallurgical behavior of the bond formed between wire
Publikováno v:
Thin Solid Films. :459-464
Exposed-die type packaging requires molding process capability to provide mold flash free situation. Presently, the trend is in adopting transfer molding to encapsulate the silicon device with epoxy molding compound, which involves high transfer pres
Publikováno v:
Microelectronics Reliability. 43:913-923
The key to bonding to copper die is to ensure bond pad cleanliness and minimum oxidation during wire bonding process. This has been achieved by applying a organic coating layer to protect the copper bond pad from oxidation. During the wire bonding pr