lead free solder joint reliability
Reliability analysis of lead free solder
... the joint by capillary action and to bond to the materials to be joined by wetting action (Zahn Bret, ...flowing solder in a bulk container (Bart Vandevelde et ...a solder paste (a sticky mixture of ...
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Reliability of Solder Joint with Sn Ag Cu Ni Ge Lead Free Alloy under Heat Exposure Conditions
... SACNG solder, the formation phases in the solder grow up to several-micron meters after heat exposure ...the solder ball joint with the SACNG solder and the Cu pad after heat exposure ...
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Corrosion Study of Sn-9Zn Lead-Free Solder in Alkaline Solution
... the solder surface to stutter the dissolution of active materials in the first ...butt joint in 6 M KOH. This result shows that the reliability of the Sn-9Zn solder joint is ...
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Modeling and Mode Shape Extraction of Ball Grid Array Package on Printed Circuit Board Soldered using Lead Free Solder Alloy – SAC405
... the reliability valuation of contemporary electronic ...that, lead is used as a solder joint in most of the electronics ...instruments. Lead is not eco-friendly due to its intrinsic ...
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Modeling and Mode Shape Extraction of Ball Grid Array Package on Printed Circuit Board Soldered using Lead Free Solder Alloy SAC405
... the reliability valuation of contemporary electronic ...that, lead is used as a solder joint in most of the electronics ...instruments. Lead is not eco-friendly due to its intrinsic ...
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Improving the Solder Joint Reliability of a Power Leadframe Package Using Thermomechanical Simulation
... the solder joint is subjected to significant level of stress during temperature cycling on board ...(TCoB). Solder crack is the usual manifestation of the problem and this crack propagates until the ...
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Reliability of Sn 8 mass%Zn 3 mass%Bi Lead Free Solder and Zn Behavior
... the reliability of Sn–8 mass%Zn–3 mass%Bi (hereafter, Sn–8Zn–3Bi) solder, thermal shock tests (temperature range: from 233 to 353 K) and high temperature humidity tests (test condition: 353 K, 85% relative ...
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Structural Assessment of Lead Free Solder Joint of Miniaturized Electronics Assembly
... Lead free solder is extensively used in the electronics industry for joining purpose in integrated circuit (IC) packaging ...reliable solder joint to sustain the performance and overall ...
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A Reliability Study of Nanoparticles Reinforced Composite Lead Free Solder
... composite solder with low melting point. The composite solder was prepared by adding ...composite solder paste by using conventional surface mount ...composite solder joint after ...
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Influence of an Immersion Gold Plating Layer on Reliability of a Lead Free Solder Joint
... the joint with the 60 nm-thick Au ...the solder in the case of the joint with the 150 nm- thick Au layer after reflow soldering ...the joint with the 150 nm-thick Au layer decreases to values ...
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Mechanical Properties and Microstructure of Tin Silver Bismuth Lead Free Solder
... Sn–Ag–Bi solder such as tensile strength, elongation and deformation behavior at cross-head speeds of ...Sn–Ag solder initially increases the tensile strength and decreases elongation due to solid-solution ...
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Influence of 0.1%Al on the Properties of the SAC405 Lead-free Solder Alloy
... EDUCING the concentration of Ag in Sn-Ag-Cu solder alloys has been shown to be advantageous for mobile devices. However, compared with solders containing Ag≥3wt% (for example SAC305 and SAC405, etc.), those with a ...
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High temperature indentation behavior of eutectic lead-free solder materials
... Despite of all this, our nanoindentation results show the importance of determining material properties as function of temperature in order to ensure the reliability of microelectronic devices. In the future the ...
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Effect of Iron Plating Conditions on Reaction in Molten Lead Free Solder
... calculated from the slope of the graph as shown in Fig. 6. Regardless of the holding temperature, the reaction rates tended to decrease with the increase of average grain size. The grain size seems to affect on reaction ...
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Synthesis of Lead Free Solder Particles Using High Speed Centrifugal Atomization
... 3.3 Particle manufacture using high-speed disc rotation Figure 7 shows the D50 average diameter of the Sn-13Sb particles atomized at a disc rotation speed of 115,000 rpm with a disc diameter of 40 mm, and Fig. 8 shows ...
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Using Recycled Bismuth Tin Solder in Novel Machinable Lead Free Brass
... the lead-free brass with 4 and 5 mass% Bi-Sn alloy additions, the machining force slightly increased due to the increase of tensile strength as previous ...
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Non Equilibrium Thermodynamic Theory of 4 Component Lead Free Solder
... By the first pattern, if the AB or CD alloys are substances that would react when melted, such as A with C or A with D, then diverse physical and chemical reactions could occur. This possibility is illustrated in the ...
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Structure and Properties of Sn 9Zn Lead Free Solder Alloy with Heat Treatment
... The Sn-9Zn lead-free solder alloy was prepared by conventional casting technique then cold-rolled into long sheets of 1 mm thickness and 3 mm width. It was annealed at 80, 120 and 160°C for 60 min to ...
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Effect of Corrosion on Mechanical Reliability of Sn Ag Flip Chip Solder Joint
... Another interesting feature to note from this study is that the corrosion location will impact the required shear strength. The top-side corroded bump did not significantly affect the shear strength of the Sn-Ag ...
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Blood lead in the 21st Century: The sub-microgram challenge
... of lead (eg, toys from China, candies and lead-glazed ceramics from Mexico) can be expected to arrive within the US though international ...of lead-tainted ...
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