[PDF] Top 20 Effect of void propagation on bump resistance due to electromigration in flip-chip solder joints using Kelvin structure
Has 10000 "Effect of void propagation on bump resistance due to electromigration in flip-chip solder joints using Kelvin structure" found on our website. Below are the top 20 most common "Effect of void propagation on bump resistance due to electromigration in flip-chip solder joints using Kelvin structure".
Effect of void propagation on bump resistance due to electromigration in flip-chip solder joints using Kelvin structure
... employed to investigate the elec- tromigration behavior in flip-chip solder joints including Daisy chains 2 and Kelvin ...3,4 Kelvin structures con- stitute four ... See full document
4
Investigation of Void Nucleation and Propagation in the Joule Heating Effect During Electromigration in Flip-Chip Solder Joints
... redistributes due to the void ...tion of current density when the voids deplete 74.5% of the UBM opening, which is very close to the case in ...3c. Due to ... See full document
6
Effect of three-dimensional current and temperature distributions on void formation and propagation in flip-chip solder joints during electromigration
... The void was then assumed to propagate to fill 80.5% of the UBM opening, as shown in ...the joints through a smaller contact area, causing an increase in maximum current ... See full document
4
Investigation of void nucleation and propagation during electromigration of flip-chip solder joints using x-ray microscopy
... voids. In addition, for solder joints with thin-film UBM, the voids also grew faster at later ...velocities of our samples at later ...inhibit void propagation, as shown ... See full document
4
Electromigration Mechanism of Failure in Flip-Chip Solder Joints Based on Discrete Void Formation
... Conclusion In this study, solder bumps with two kinds of composition and two kinds of UBM were EM tested under two values of current ...density. To minimize the drawbacks ... See full document
16
Effect of al trace dimension on electromigration failure time of flip-chip solder joints
... dimension of the Si chip was ...dimension of the FR4 substrate was ...used to investigate the width effect of the Al trace on ...depicted in Fig. 1d, in ... See full document
5
Effect of Al-trace degradation on Joule heating during electromigration in flip-chip solder joints
... increase in resistance of the Al trace can have substantial influence on Joule heating effect, 3D ther- moelectric simulations were carried out with and without considering the increase ... See full document
4
Geometrical effect of bump resistance for flip-clip solder joints: Finite-element modeling and experimental results
... formed to examine the current and voltage distribution in the ...crowding effect was found to be responsible for the differ- ence in bump ...measured bump ... See full document
8
Effect of migration and condensation of pre-existing voids on increase in bump resistance of flip chips on flexible substrates during electromigration
... increase in resistance should also occur in electromigration studies of Pb-free flip-chip joints (containing pre- existing voids) on rigid substrates having ... See full document
6
Study of void formation due to electromigration in flip-chip solder joints using Kelvin bump probes
... increase in bump resistance during electromigration can be precisely measured using Kelvin bump probes, and it can be employed to monitor the void formation ... See full document
4
The effect of pre-aging on the electromigration of flip-chip SnAg solder joints
... The effect of pre-aging on electromi- gration is investigated in this study us- ing fl ip-chip SnAg solder ...The solder joints were pre-aged at 170°C for 1 h, 3 h, ... See full document
4
Experimental and simulation analysis of concave-down resistance curve during electromigration in solder joints
... lm in diameter. The bump height was approxi- mately 15 lm. On the substrate side, the metallization was also Cu with a 140-lm ...5 on both chip and sub- strate sides. Figure 1(b) shows ... See full document
7
Blocking hillock and whisker growth by intermetallic compound formation in Sn-0.7Cu flip chip solder joints under electromigration
... INTRODUCTION Electromigration in flip-chip solder joints has become a major reliability issue in recent years because of the minia- turization trend to meet ... See full document
5
Effect of polyimide baking on bump resistance in flip-chip solder joints
... employed in the bump resistance experiment was a 10 mm 9 mm die that covered a HD4104 PI film on the top of ...performed on the PI film to form a circular opening ... See full document
4
Effect of bump size on current density and temperature distributions in flip-chip solder joints
... age bump temperature in degrees ...needs to be modified for application in solder joints. In this letter, the maximum current density and the hot-spot temperature were ... See full document
7
Joule heating effect under accelerated electromigration in flip-chip solder joints
... down to about 77 on the rest of the three ...heating on the three corners. To examine the Joule heating effect on the Al trace, the cross-section along one of ... See full document
4
Effect of UBM Thickness on the Mean Time to Failure of Flip-Chip Solder Joints under Electromigration
... order to understand the degree of current crowding, a three-dimensional finite-element simulation was used to calculate the current density distribution of the ...used in this ...UBM ... See full document
6
Effect of Surface Finish on the Failure Mechanisms of Flip-Chip Solder Joints Under Electromigration
... layer of Cu had been replaced by a series of Cu 6 Sn 5 ...scallops on the right side of ...UBM on the right side of the joint had been depleted and replaced by a so-called ‘‘two- ... See full document
7
Effect of Si-die dimensions on electromigration failure time of flip-chip solder joints
... Introduction To keep pace with the trend of miniaturization and high perfor- mance in microelectronic devices, thousands of solder bumps are fabricated onto one ...size of ... See full document
6
Shape Effect of Passivation Opening on the Electric Behavior in Flip-chip SnAg Solder Joints under Electromigration
... Abstract Flip-chip solder joints have become the most important technology for high-density packaging in the microelectronic ...size of the joints progressively shrinks, ... See full document
5
相關主題