Definition of HASL HASL, short for Hot Air Solder Leveling, is a process that involves applying a layer of tin-lead alloy onto the surface of copper to prevent oxidation and provide a good soldering base for subsequent assembly processes. Why is it called Hot Air Solder Leveling? It combines the processes of wave soldering and […]
In this comprehensive guide, we will explore the various aspects of ENIG, its advantages and disadvantages, applications, and standards, as well as compare it with other surface finishes. What is ENIG? Electroless Nickel Immersion Gold (ENIG) is a popular surface finish used in the manufacturing of Printed Circuit Boards (PCBs). This two-layer metallic coating consists
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