What-may-cause-PCB-popcorn-effect-and-how-to-prevent-it

What may cause PCB popcorn effect and how to prevent it

The main reasons for PCB popcorn effect or delamination are the following two categories:the first one is board absorbent the other one is α2/z-CTE too big, and the board absorbent caused by bursting board accounts for 70% of the defects.

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